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    Images of peripheral blood and/or bone marrow of blood disorders and normal hematopoiesis.
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    Normal and abnormal blood cells
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    Complete cases of common blood disorders (peripheral blood, bone marrow, and diagnostic studies).
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  • Category
    • All categories
    •   Morphologic variants of normal cells
      •   Morphologic variants of platelets/megakaryocytes
        •   Grey platelet syndrome  
        •   Large and giant platelets
        •   May-Hegglin
        •   Hypogranular platelets
        •   Small platelets
        •   Micromegakaryocytes
      •   Morphologic variants of white blood cells
        •   Neutrophil
          •   Abnormal neutrophils
            •   Toxic granulation/Dohle bodies
            •   Hyposegmented neutrophil
            •   Leukemic myeloblast with Auer rod
            •   Hypersegmented neutrophil
            •   True Pelger Huet
            •   May Hegglin anomaly
            •   Alder Reilly
            •   Chediak-Higashi Syndrome
          •   Normal neutrophil
        •   Abnormal lymphocytes
          •   Large granular lymphocyte
          •   Reactive lymphocyte
            •   Epstein-Barr Virus
            •   Pertussis
        •   Histiocyte/macrophage in peripheral blood
        •   Plasma cells
        •   Normal mast cell
        •   Normal basophil
      •   Morphologic variants of Red Blood Cells/precursors
        •   Erythroid Precursors
        •   Abnormal Rouleax formation
        •   Normal Red blood cell morphology with resting lymphocyte for comparison
          •   Poikilocytosis
            •   Teardrop (dacrocyte) cells
            •   Schistocytes  (Helmet, keratocyte)
            •   Target cells
            •   Oxidative changes  (bite cell)
            •   Spherocytes
            •   Stomatocytes
            •   Echinocytes (Burr)
            •   Acanthocytes
            •   Blister cells  
            •   Elliptocytosis/ovalocytes
            •   Sickle cells
          •   Inclusions
            •   Howell-Jolly bodies
            •   nRBC
            •   Pappenheimer bodies
            •   Reticulocyte (supravital stain)
            •   Coarse basophilic stippling
            •   Heinz body (supravital stain)
            •   Hemoglobin C crystals
            •   Hemoglobin H inclusions
          •   Anisocytosis
            •   Microcytosis
            •   Macrocytosis
          •   Color
            •   Polychromasia
            •   Hypochromia
          •   Other
            •   Cold agglutinin
            •   Leukoerythroblastic picture
            •   Rouleaux
    •   Normal cells
      •   Blood cells
        •   Normal platelet  
        •   Normal eosinophil
        •   Normal monocyte
        •   Normal lymphocyte
      •   Bone marrow cells (biopsy and aspirate)
        •   Megakaryocytes
      •   Lymph Node
    •   Defect_747
    •   test2
    •   test2.1
    •   Test
    •   new
    •   Miscellaneous
    •   Myeloid/lymphoid neoplasms with PDGFRA rearrangement
    •   Paroxysmal Nocturnal Hemoglobinuria
    •   NK-cell enteropathy
    •   NEC SWS Dev Category
    •   Bin
      •   Thrombosis
      •   Miscellaneous
    •   Marrow Failure Disorders
    •   Cat Scratch Disease
    •   Underproduction Anemias
      •   Acquired aplastic anemia
        •   Benzene/environmental toxins
        •   Drugs/chemicals
        •   Immune-mediated
        •   PNH (clonal)
        •   Pregnancy
        •   Radiation
        •   Viruses (ALSO LINK TO INFECTIOUS DISEASE SECTION)
          •   Epstein-Barr Virus
          •   Hepatitis
          •   Parvovirus
      •   Alcoholism
      •   Pure Red Cell Aplasia
        •   ABO incompatible transplant
        •   Anemia of prematurity
        •   Autoimmune disease
        •   Drugs
        •   End stage renal disease- erythropoietin antibodies
        •   Paraneoplastic
          •   Lymphoma
          •   Thymoma
        •   Parvovirus
        •   Transient Erythroblastopenia of childhood
    •   Red Cell: Other Disorders
      •   Congenital erythrocytosis
      •   Megaloblastic Anemia
        •   Scurvy
        •   Toxins (arsenic)
        •   B12 / folate  
        •   Medications
      •   Anemia of chronic disease
      •   Congenital Dyserythropoietic Anemias (CDA)
        •   Congenital Dyserythropoietic Anemia, type I
        •   Congenital Dyserythropoietic Anemia, type II
        •   Congenital Dyserythropoietic Anemia, type III
      •   Anemia in special populations
        •   Newborn Anemias
        •   Pregnancy/Post-partum Anemia
      •   Bone/metabolic disease
        •   Oxalosis
        •   Anemia of renal osteodystrophy
      •   Red Cell Aplasia
    •   Red Cell: Disorders of Iron Metabolism and Heme Synthesis
      •   Iron Deficiency and related disorders
        •   Acquired
          •   Iron Deficiency
        •   Hereditary
      •   Sideroblastic anemias
        •   Reversible Sideroblastic anemias
        •   Hereditary/Congenital Sideroblastic Anemia
          •   X-linked Sideroblastic anemia
          •   Sideroblastic anemia in genetic syndromes
            •   XLSA with ataxia
            •   Thaimine-responsive Megaloblastic anemia
            •   MItochondrial Myopathy, lactic acidosis and Sideroblastic anemia
            •   Pearson Marrow-Pancreas Syndrome
        •   Acquired/Reversible Sideroblastic Anemias
          •   Alcoholism
          •   Copper deficiency
          •   Drugs/medication
          •   Lead poisoning
          •   Myelodysplastic Syndromes
          •   Pyridoxine deficiency
      •   Hemochromatosis
        •   Primary hemochromatosis
          •   Hereditary conditions affecting the hepcidin/ferroportin axis
            •   Ferroportin disease- hereditary hyperferritinemia-cataract syndrome
            •   Hemojuvelin Hemochromatosis
            •   Hepcidin Hemochromatosis
            •   HFE Hemochromatosis in Caucasians
            •   Transferrin Receptor 2 Hemochromatosis
        •   Secondary hemochromatosis
        •   x linked (and other) hereditary sideroblastic anmia
          •   Other hereditary conditions
            •   Aceruloplasminemia
            •   African Iron Overload
            •   Congenital Erythropoietic Porphyria
            •   Erythropoietic Protoporphyria
            •   Hepatoerythropoietic Porphyria
            •   Hereditary Coporporphyria (type acute intermittent)
            •   Hypogranular eosinophils (eosinophil count will be falsely low)
            •   Melanesian Iron Overload
            •   Porphyria Cutanea Tarda
            •   Porphyria Variegate (type acute intermittent)
          •   Conditions of ineffective erythropoiesis
            •   Congenital Dyserythropoietic Anemias
            •   Alcohol abuse
            •   Autoimmune disorders
            •   Hemoglobin E/β-Thalassemia
            •   Hemoglobin H Disease
            •   Hereditary and Acquired Sideroblastic Anemias
            •   β-thalassemia Major and Intermedia
          •   Multiple blood transfusions
      •   Poryphyrias
    •   Red Cell: Hemolytic Anemia (HA)
      •   Paroxysmal Noctural Hemoglobinuria (PNH)
      •   Non-autoimmune
      •   Paroxysmal Nocturnal Hemoglobinuria
      •   HS/HE and RBC membrane or enzyme Disorders
      •   Hereditary HA due to Enzyme Deficiency
      •   Autoimmune Hemolytic Anemias
        •   Cold-active antibodies
          •   Cold agglutinin disease (CAD)
            •   Primary CAD
            •   Secondary CAD
              •   Lymphoproliferative diseases
              •   Autoimmune
              •   Infectious
                •   Mycoplasma
                •   Infectious mononucleosis
                •   Other viruses
          •   Paroxysmal Cold Hemoglobinuria
            •   Syphilis
            •   Measles, mumps and other viruses
        •   Warm-active antibodies
          •   Idiopathic autoimmune hemolytic anemia (AIHA)
          •   Secondary autoimmune HA (AIHA)
            •   Lymphoproliferative disorders
            •   Autoimmune and immunodeficiency
            •   Malignancy
            •   Viral
          •   Drug-induced HA
            •   Drug adsorption (penicillin)
            •   Neoantigen type (quinidine/stibophen)
            •   Autoimmune (alphamethyl dopa)
            •   Non-immune (Cephalosporins)
        •   Mixed cold- and warm-active antibodies
        •   Transplant-associated HA
          •   Hematopoietic stem cell transplantation
          •   Solid organ transplant
            •   Passenger lymphocyte syndrome
            •   Passive antibody transfer
      •   Alloimmune HA of fetus/neonate
      •   Acquired non-immune HAs
        •   Drugs and toxin-related HAs
        •   Venom-induced HAs
        •   Infection-related hemolysis
        •   Thermal Hemolysis
        •   Fragmentation Hemolysis
          •   Large vessel-related HA
          •   Microangiopathic Hemolytic Anemias
            •   March Hemoglobinura
            •   Hemolytic Uremic Syndrome
            •   Thrombotic thrombocytopenic purpura
    •   Red Cell: Hemoglobinopathies
      •   Qualitative disorders
        •   Unstable hemoglobins
        •   Methemoglobin
        •   Hemoglobin C
        •   Sickle Cell Anemia (HbS)
      •   Quantitative disorders (thalassemias)
        •   Alpha-thalassemia
          •   Silent carrier (-a/aa)
          •   Trait (-a/-a)
          •   HbH disease (-a/--)
          •   Hydrops fetalis (--/--)
        •   Beta-thalassemia
        •   Delta-beta thalassemia
      •   Combined hemoglobin disorders
      •   Thalassemias
      •   Other Congenital Hemoglobinopathies
        •   Other Congenital Hemoglobinopathies
        •   Unstable hemoglobins and Methemoglobins
    •   Macrophage/Histiocytic and dendritic cell Neoplasms and disorders (2015)
      •   L group
        •   Langerhans cell histiocytosis (LCH)
        •   Indeterminate cell histiocytosis
        •   Erdheim-Chester disease
        •   Mixed LCH/ECD
      •   C group
        •   Cutaneous non-LCH
          •   Xanthogranuloma family (JXG, AXG, SRH, BCH, GEH, PNH)
          •   Non-XG family (cutaneous RDD, NXG, other NOS)
        •   Cutaneous non-LCH with major systemic component
      •   R group
        •   Familial Rosai-Dorfman disease (RDD)
        •   Sporadic RDD
          •   Classical RDD
          •   Extranodal RDD
          •   RDD with neoplasia or immune disease
          •   Unclassified RDD
      •   M group
        •   Primary Malignant Histiocytosis
        •   Secondary Malignant Histiocytosis (following another hematologic neoplasia)
      •   H group
        •   Primary Hemophagocytic Lymphohistiocytosis
        •   Secondary HLH (non-Mendelian)
        •   HLH of unknown/uncertain origin
      •   Benign
      •   Other reactive and neoplastic Macrophage/dendritic lesions
        •   Blastic Plasmacytoid Dendritic cell Neoplasm
        •   Histocytic sarcoma
        •   Langerhans Cell histiocytosis
        •   Non-Langerhans cell histiocytosis
        •   Interdigitating dendritic cell sarcoma
    •   Lymph Node and Spleen: Reactive/infectious
      •   Reactive nodal processes
        •   Progressive transformation of germinal centers
        •   IgG4-related adenopathy
        •   Sinus histiocytosis
        •   Follicular hyperplasia
        •   Dermatopathic lymphadenitis
      •   Benign Splenic lesions
      •   Infectious processes
        •   EBV-related reactive lymphoid proliferations
          •   Infectious mononucleosis
          •   EBV reactivation
        •   Herpes Simplex lymphadenitis
        •   Granulomatous, Necrotizing
    •   Lymphoma: Hodgkin Lymphoma
      •   Hodgkin mimic 1-EBV+Large B-Cell Lymphoma sometime resembling T-cell/histiocyte-rich B-cell lymphoma. (may be esoteric, but clinically relevant to make the distinction)
      •   Hodgkin mimic 2: Follicular variant of Peripheral T-cell lymphomas. (may be esoteric, but clinically relevant to make the distinction)
      •   Classical Hodgkin Lymphoma
        •   Classical Hodgkin lymphoma type post-transplant lymphoproliferative disorder
        •   Immunostains 101 in cHL
        •   Nodular sclerosis classical Hodgkin Lymphoma, Epstein Barr Virus negative and Epstein Barr Virus positive
        •   Lymphocyte rich subtype (LRcHL)
        •   Mixed cellularity subtype (MCcHL)
        •   Nodular sclerosis subtype
        •   Lymphocyte-depleted subtype (LDcHL)
      •   Nodular Lymphocyte Predominant Hodgkin Lymphoma
        •   Borderline case with progression to T-cell/histiocyte-rich large B-cell lymphoma
        •   Immunostains 101 in NLPHL
        •   Typical pattern NLPHL
        •   Variant pattern NLPHL
    •   Lymphoma: Mature B-cell and Plasma cell Neoplasms
      •   Waldenstrom Macroglobulinemia
      •   Monoclonal B-cell lymphocytosis
      •   Monoclonal gammopathy of undetermined significance
      •   B Lymphoblastic Leukemia/Lymphoma
      •   Posttransplantation lymphoproliferative disorders
        •   Monomorphic: Plasmacytoma-like
      •   Low-grade B-cell lymphoma
        •   Monoclonal B-cell lymphocytosis
        •   Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma
          •   Richter Transformation
            •   DLBCL variant-RT
            •   Hodgkin variant-RT
        •   Nodal Marginal Zone Lymphoma
          •   Pediatric nodal marginal zone lymphoma
        •   Lymphoplasmacytic lymphoma
        •   Extranodal Marginal Zone Lymphoma of the mucosa-associated lymphoid tissue (MALT lymphoma)
        •   Follicular Lymphoma
          •   Duodenal-type follicular lymphoma
          •   In situ follicular neoplasia*
        •   Pediatric type follicular lymphoma
        •   Primary cutaneous follicle center lymphoma
      •   Mantle cell Lymphoma
        •   Blastoid variant
        •   In Situ Mantle cell Neoplasia (isMCN)*
      •   B-Prolymphocytic Leukemia
      •   Large B-cell lymphomas (not Richter transformation)
        •   Primary cutaneous diffuse large B-cell lymphoma, leg type
        •   DLBCL associated with chronic inflammation
        •   Large B-cell lymphoma with IRF4 rearrangement
        •   Diffuse Large B-cell Lymphoma, not otherwise specified
          •   Germinal center B-cell type
          •   Activated B-cell type
        •   T-cell/histiocyte rich large B-cell lymphoma
        •   Primary DLBCL of the central nervous system
        •   Primary mediastinal (thymic) large B-cell lymphoma
        •   Intravascular large B-cell lymphoma
        •   ALK+ large B-cell lymphoma
        •   Plasmablastic lymphoma
        •   High grade B-cell lymphoma with MYC, BCL2 and/or BCL6 translocations*
        •   High grade B-cell lymphoma, NOS
        •   B-cell lymphoma unclassifiable with features intermediate between DLBCL and cHL
        •   Burkitt Lymphoma
        •   Burkitt-like lymphoma with 11q aberration*
      •   Splenic lymphomas
        •   Splenic B-cell lymphoma/leukemia, unclassifiable
          •   Splenic diffuse red pulp small B-cell lymphoma
          •   Hairy cell leukemia-variant
        •   Hairy Cell Leukemia
        •   Splenic Marginal Zone Lymphoma
      •   Virus-associated lymphoproliferations
        •   EBV+ DLBCL, NOS*
        •   Lymphomatoid granulomatosis
        •   HHV8-associated lymphoproliferative disorders
          •   Multicentric Castleman Disease (MCD)
          •   HHV8-positive DLBCL, nos
          •   HHV8+ germinotropic lymphoproliferative disorder
        •   Primary effusion lymphoma
        •   EBV+ Mucocutaneous Ulcer (WHO 2016)
      •   Plasma Cell Neoplasm
        •   Monoclonal gammopathy of undetermined significance (MGUS), IgM+
        •   Monoclonal gammopathy of undetermined significance (MGUS), IgG/A+
        •   Plasma cell myeloma
        •   Plasmacytoma
          •   Extraosseous plasmacytoma
        •   Monoclonal immunoglobulin deposition disease (MIDD)
    •   Lymphoma: Mature T and NK cell lymphoproliferations
      •   EBV+ T- and NK-cell lymphoproliferations
        •   Systemic EBV+ T-cell Lymphoma
        •   Aggressive NK-cell Leukemia
        •   Extranodal NK and T-cell Lymphoma
          •   Extranodal NK and T-cell Lymphoma, Nasal Type
          •   Extranodal NK and T-cell Lymphoma, Non-nasal Type
        •   Nodal Peripheral T-cell Lymphoma, EBV+
        •   EBV+ Hemophagocytic Lymphohistiocytosis 
        •   Chronic Active EBV Infection
          •   Systemic Chronic Active EBV Infection
          •   Cutaneous Chronic Active EBV Infection
            •   Hydroa Vacciniforme-like Lymphoproliferative Disorder
            •   Severe Mosquito Bite Allergy
      •   NK-cell enteropathy
      •   Cutaneous T-cell Lymphoma
        •   Cutaneous manifestations of CAEBV
          •   Hydroa vacciniforme-like lymphoma
          •   Severe mosquito bite allergy
        •   Primary cutaneous CD8-positive aggressive epidermotropic cytotoxic T-cell lymphoma
        •   Primary cutaneous acral CD8+ T-cell lymphoma
        •   Primary cutaneous CD4+ small/medium T-cell lymphoproliferative disorder (WHO 2017)
        •   Mycosis Fungoides
          •   Folliculotropic MF
        •   Primary Cutaneous CD30-positive T-cell Lymphoproliferative disorders
          •   Anaplastic Large Cell Lymphoma
          •   Lymphomatoid Papulosis
        •   Primary Cutaneous Gamma-Delta T-cell Lymphoma
        •   Subcutaneous Panniculitis like T-cell Lymphoma
      •   Mature T-cell Leukemias
        •   Adult T-cell Leukemia/Lymphoma
        •   Aggressive NK Cell Leukemia
        •   Chronic Lymphoproliferative Disorders of NK Cells
        •   T-cell Large Granular Lymphocytic Leukemia
        •   Sezary Syndrome
        •   T cell Prolymphocytic Leukemia
      •   Mature T-cell Lymphomas
        •   Gastro-intestinal T-cell lymphomas
          •   Enteropathy-associated T-cell Lymphoma
          •   Monomorphic Epitheliotropic Intestinal T-cell lymphoma (MEITL; WHO 2017)
          •   Intestinal T-cell lymphoma, NOS
          •   Indolent T-cell lymphoproliferative disorder of the GI tract (WHO 2017)
          •   Hepatosplenic T-cell Lymphoma
        •   Breast Implant associated anaplastic large cell lymphoma
        •   Anaplastic Large Cell Lymphoma, ALK negative
        •   Anaplastic Large Cell Lymphoma, ALK positive
        •   Angioimmunoblastic T-cell Lymphoma and other follicular helper T-cell nodal lymphomas
          •   Angioimmunoblastic T-cell lymphoma
          •   Follicular T-cell lymphoma (WHO 2017)
          •   Nodal PTCL with TFH phenotype
        •   Peripheral T-Cell Lymphoma, not otherwise specified
        •   Extranodal NK and T-cell Lymphoma, nasal type
        •   Epstein Barr Virus-positive T-cell Lymphoproliferative disorders of childhood
    •   Lymphoma: Post-transplant Lymphoproliferative Disorder
      •   Non-destructive Post-transplant Lymphoproliferative Disorder
        •   Plasmacytic Hyperplasia 
        •   Infectious Mononucleosis
        •   Florid Follicular Hyperplasia
      •   Polymorphic Post-transplant Lymphoproliferative Disorder
      •   Monomorphic Post-transplant Lymphoproliferative Disorder
        •   T-cell Neoplasms
          •   Peripheral T-cell Lymphoma, NOS
          •   Hepatosplenic T-cell Lymphoma
          •   Other
        •   B-cell Neoplasms
          •   Diffuse Large B-cell Lymphoma
          •   Burkitt Lymphoma 
          •   Plasma Cell Myeloma
          •   Plasmacytoma
          •   Other
      •   Classic Hodgkin Cell Lymphoma Post-transplant Lymphoproliferative Disorder
    •   Myeloid Neoplasms and acute leukemia (WHO 2016)
      •   Myeloid neoplasms with germline predisposition
        •  

          Without a pre-existing disorder or organ dysfunction

          •  

            Acute myeloid leukemia with germline CEBPA mutation

          •  

            Myeloid neoplasms with germline DDX41 mutation

        •  

          With pre-existing platelet disorders

          •  

            Myeloid neoplasms with germline RUNX1 mutation

          •  

            Myeloid neoplasms with germline ANKRD26 mutation

          •  

            Myeloid neoplasms with germline ETV6 mutation

        •  

          With other organ dysfunction

          •  

            Myeloid neoplasms with germline GATA2 mutation

          •  

            Myeloid neoplasms with associated bone marrow failure syndromes

          •  

            Myeloid neoplasms associated with telomere biology disorders

          •  

            Juvenile myelomonocytic leukemia (JMML) associated with neurofibromatosis, Noonan syndrome or Noonan syndrome-like disorders

      •   Myelodysplastic/myeloproliferative neoplasms (MDS/MPN)
        •   Chronic Myelomonocytic Leukemia
          •   Chronic Myelomonocytic Leukemia-1 vs Chronic Myelomonocytic Leukemia-2
        •   Myelodysplastic/Myeloproliferative Neoplasm, not otherwise specified
          •   Refractory anemia with ring sideroblasts associated with thrombosis
        •   Atypical Chronic Myeloid Leukemia (aCML), BCR-ABL1 negative
        •   Juvenile Myelomonocytic Leukemia (JMML)
        •   MDS/MPN with ring sideroblasts and thrombocytosis (MDS/MPN-RS-T)
      •   Myeloid/lymphoid neoplasms with eosinophilia and gene rearrangement
        •   Myeloid/lymphoid neoplasms with PDGFRA rearrangement
        •   Myeloid/lymphoid neoplasms with PDGFRB rearrangement
        •   Myeloid/lymphoid neoplasms with FGFR1 rearrangement
        •   Myeloid/lymphoid neoplasms with PCM1-JAK2 (provisional)
      •   Precursor Lymphoid Neoplasms
        •   T-lymphoblastic leukemia/lymphoma
          •   Early T-cell precursor lymphoblastic leukemia (provisional)
        •   B-lymphoblastic leukemia/lymphoma
          •   B-lymphoblastic leukemia/lymphoma, BCR-ABL-like (provisional)
          •   B-lymphoblastic leukemia/lymphoma with iAMP21 (provisional)
          •   B-Lymphoblastic Leukemia/Lymphoma, not otherwise specified
          •   B-Lymphoblastic Leukemia/Lymphoma, with recurrent genetic abnormalities
            •   B-Lymphoblastic Leukemia/Lymphoma with t(5;14)(q31;q32); IL3-IGH
            •   B-Lymphoblastic Leukemia/Lymphoma with t(9;22)(q34;q11.2); BCR-ABL1
            •   B-Lymphoblastic Leukemia/Lymphoma with hyperdiploidy
            •   B-Lymphoblastic Leukemia/Lymphoma with hypodiploidy
            •   B-Lymphoblastic Leukemia/Lymphoma with t(1;19)(q23;p13.3); TCF3-PBX1
            •   B-Lymphoblastic Leukemia/Lymphoma with t(12;21)(p13;q22); ETV6-RUNX1
            •   B-Lymphoblastic Leukemia/Lymphoma with t(v;11q23); KMT2A rearranged
        •   Natural Killer (NK) cell lymphoblastic leukemia (provisional)
      •   Myeloproliferative Neoplasms (MPN)
        •   Essential Thrombocythemia
        •   Polycythemia Vera (PV)
          •   Post-polycythemic myelofibrosis
          •   Proliferative phase
        •   MPN, unclassifiable
        •   Chronic Myelogenous Leukemia (CML), BCR-ABL1+
          •   Accelerated phase
          •   Blast phase
            •   Bone marrow core biopsy:
            •   Extramedullary blast proliferation
            •   Peripheral blood
          •   Chronic phase
        •   Chronic Neutrophilic Leukemia (CNL)
        •   Primary Myelofibrosis (PMF)
          •   PMF, over fibrotic stage
          •   PMF, Prefibrotic/early stage
        •   Chronic Eosinophilic Leukemia, not otherwise specified (NOS)
      •   Acute Myeloid Leukemia
        •   Blastic plasmacytoid dendritic cell neoplasm
        •   AML with multilineage dysplasia
        •   Acute Myeloid Leukemia with recurrent genetic abnormalities
          •   AML (megakaryoblastic) with t(1;22)(p13;q13); RBM15-MKL1
          •   AML with inv(16)(p13.1q22) or t(16;16)(p13.1;q22); CBFB-MYH11
          •   AML with inv(3)(q21q26.2) or t(3;3)(q21;q26.2); GATA2, MECOM
          •   AML with mutated CEBPA
          •   AML with mutated NPM1
          •   AML with t(15;17)(q22;q12); PML-RARA (and variants)
          •   AML with t(6;9)(p23;q34); DEK-NUP214
          •   AML with t(8;21)(q22;q22); RUNX1-RUNX1T1
          •   AML with t(9;11)(p22;q23); MLLT3-KMT2A
          •   AML with BCR-ABL1 (provisional)
          •   AML with mutated RUNX1 (provisional)
        •   AML not otherwise specified
          •   Erythroleukemia, erythroid/myeloid
          •   Pure erythroid leukemia
          •   AML without maturation
          •   Acute basophilic leukemia
          •   Acute erythroid leukemia
          •   Acute megakaryoblastic leukemia
          •   Acute monoblastic/monocytic leukemia
          •   Acute myelomonocytic leukemia
          •   Acute panmyelosis with myelofibrosis
          •   AML with maturation
          •   AML with minimal differentiation
        •   Myeloid proliferations related to Down syndrome
          •   Transient abnormal myelopoiesis
          •   Myeloid Leukemia associated with Down Syndrome
        •   Myeloid sarcoma
        •   Therapy-related myeloid neoplasms
        •   Acute myeloid leukemia with myelodysplasia-related changes
      •   Acute leukemias of ambiguous lineage
        •   Acute undifferentiated leukemia
        •   Mixed phenotype acute leukemia with t(9;22)(q34;q11.2); BCR-ABL1
        •   Mixed phenotype acute leukemia with t(v;11q23); KMT2A rearranged
        •   Mixed phenotype acute leukemia, B/myeloid, NOS
        •   Mixed phenotype acute leukemia, T/myeloid, NOS
          •   Myeloid leukemia associated with Down syndrome
          •   Transient abnormal myelopoiesis
      •   Myelodysplastic Syndromes (MDS)
        •   Childhood Myelodysplastic Syndrome
        •   Hypocellular Myelodysplastic Syndromes
        •   Refractory Anemia with Multilineage Dysplasia
        •   Myelodysplastic syndrome with isolated del(5q)
        •   Refractory cytopenia of childhood (provisional)
        •   MDS with excess blasts
        •   MDS with Ring Sideroblasts (MDS-RS)
          •   MDS-RS and single lineage dysplasia
          •   MDS-RS with multilineage dysplasia
        •   MDS with single lineage dysplasia
        •   MDS with multilineage dysplasia
        •   Myeloid Neoplasms with germline predisposition
      •   Mastocytosis
        •   Cutaneous Mastocytosis (CM)
        •   Systemic Mastocytosis (SM)
          •   Indolent Systemic Mastocytosis (ISM)
          •   Smoldering Systemic Mastocytosis (SSM)
          •   Systemic Mastocytosis with an associated hematological neoplasm (SM-AHN)
          •   Aggressive systemic mastocytosis (ASM)
          •   Mast cell leukemia (MCL)
        •   Mast cell sarcoma (MCS)
      •   Blastic plasmacytoid dendritic cell neoplasm
    •   Infectious Disease
      •   Spirochete
      •   Bacteria
        •   Bordatella pertussis
        •   Borrelia (relapsing fever)
        •   Brucellosis
        •   Capnocytophaga canimorsus
        •   Coxiella
        •   Ehrlichia
          •   Anaplasmosis
        •   Klebsiella and Pseudomonas
        •   Mycobacteria
        •   Pneumococcus
        •   Streptococcus gallolyticus
        •   Tuleremia
        •   Whipples disease
      •   Fungi
        •   Aspergillus
        •   Candida
        •   Cryptococcus  
        •   Histoplasmosis  
        •   Mucor
        •   Pneumocystis
      •   Parasites
        •   Babesia
        •   Filarasis
          •   Wucheria bancrofti
        •   Leishmania
        •   Malaria
          •   P. falciparum
          •   P. vivax
        •   Toxoplasmosis
        •   Trypanosomes
      •   Viruses
        •   Epstein-Barr Virus
          •   Lymph node
          •   Marrow
          •   Mononucleosis –peripheral blood
          •   Spleen
        •   Hantavirus
        •   Herpes
        •   Kaposi's sarcoma-associated herpesvirus
        •   Human Immunodeficiency Syndrome
          •   Dyserythropoiesis / dysgranulopoiesis
          •   Granulomas
          •   Lymphoid aggregates
          •   Polyclonal plasmacytosis
          •   Serous fat atrophy
        •   Others:
          •   H1N1
        •   Parvovirus B19
    •   Laboratory Hematology
      •   Dyspoiesis
      •   Special hematology tests
        •   Acid elution (KB test)  
        •   Esoteric Red blood cell testing
        •   G6PD qualitative testing
        •   Iron stain  
        •   Leukocyte alkaline phosphatase score
        •   Myeloperoxidase stain
        •   NSE stain
        •   PAS stain
        •   Reticulin stain  
        •   Rosette test
        •   Sed rate
        •   Sickle screen
        •   Serum Protein Electrophoresis/Urine Protein Electrophoresis
        •   Tartrate-resistant acid phosphatase stain
        •   Trichrome stain  
      •   Specimen collection
      •   Instrumentation / general techniques
      •   Body fluids:  abnormal cells and microorganisms with cross-references to specific diagnoses when appropriate
        •   Bacteria in body fluids
        •   Blasts in cerebral spinal fluid
        •   Crystals
        •   Fungal elements in body fluids
        •   Lymphoma cells in cerebral spinal fluid
        •   Metastatic tumor cells in body fluids  
        •   Miscellaneous findings in body fluids
        •   Plasma cells in cerebral spinal fluid
      •   Basic cell morphology
        •   Irregularly contracted cells
        •   Red cell inclusions and abnormalities
          •   Pincer/mushroom shaped cells
          •   Cabot ring
          •   Coarse basophilic stippling  
          •   Cold agglutini
          •   Cryoglobulin
          •   Dimorphic red blood cells 
          •   Erythroid precursors  
          •   Heinz body
          •   Hemoglobin C crystals  
          •   Hemoglobin H inclusions
          •   Howell-Jolly bodies  
          •   Leukoerythroblastic picture
          •   Nucleated Red Blood Cell
          •   Pappenheimer bodies  
          •   Polychromasia
          •   Red cell rosette
          •   Reticulocyte
          •   Rouleaux
        •    Red Blood Cell shape abnormalities
          •   Normal red blood cell morphology
          •   Acanthocytes
          •   Anisocytosis
          •   Blister/bite cells  
          •   Echinocytes
          •   Elliptocytes
          •   Hypochromia
          •   Keratocytes
          •   Macrocytosis
          •   Microcytosis
          •   Oval macrocytes
          •   Oxidative changes
          •   Poikilocytosis
          •   Schistocytes
          •   Sickle cells  
          •   Spherocytes
          •   Stomatocytes
          •   Target cells
          •   Teardrop cells
        •   Morphologic variants of white blood cells
          •   Alder Reilly  
          •   Chediak-Higashi Syndrome  
          •   Degranulated basophil
          •   Hematogones
          •   Histiocyte/macrophage – storage disease
            •   Gaucher
            •   Niemann Pick  
          •   Histiocyte/macrophage in peripheral blood
          •   Hypersegmented neutrophil
          •   Hyposegmented neutrophil  
            •   True Pelger Huet  
          •   Large granular lymphocyte
          •   Leukemic myeloblast with Auer rod  
          •   Lymphoid leukocytosis
          •   May Hegglin Anomaly  
          •   Metamyelocyte
          •   Myeloblast
          •   Myeloid leukocytosis
          •   Necrobiotic/degenerated neutrophil
          •   Normal band neutrophil
          •   Normal basophil  
          •   Normal eosinophil  
          •   Normal lymphocyte  
          •   Normal mast cell  
          •   Normal monocyte  
          •   Normal neutrophil  
          •   Phagocytosed material
          •   Plasma cells  
          •   Polyclonal B cell lymphocytosis – lobated lymphocyte nuclei
          •   Promonocyte
          •   Promyelocyte
          •   Reactive lymphocyte  
            •   Epstein Barr Virus
            •   Pertussis
          •   Toxic granulation/Dohle bodies  
        •   Morphologic variants of platelets (cross-reference with specific diagnoses when appropriate
          •   Grey platelet syndrome  
          •   Hypogranular platelets
          •   Large and giant platelets  
          •   Megakaryocytes
          •   Micromegakaryocytes
          •   Normal platelet  
          •   Platelet aggregates and satellitosis
          •   Small platelets
      •   Basics of automated cell counts  
        •   Calculations used in CBC reporting
        •   Causes of inaccurate platelet counts
          •   Falsely high platelet counts
            •   Cryoglobulins
            •   Heating blood sample
            •   Hemoglobin H disease
            •   Hyperlipidemia
            •   Microcytic Red blood cells or red cell fragments
            •   Microorganisms
            •   White cell fragments
          •   Falsely low platelet counts
            •   Giant platelets
            •   Platelet clumps  
            •   Platelet phagocytosis  
            •   Platelet satellitosis  
            •   Specimen clotting
        •   Causes of inaccurate Red Blood Cells counts
          •   Cold agglutinin
          •   Cryoglobulins
          •   High White blood cell
          •   Hyperlipidemia
          •   Hyperosmolar states
          •   Hypo-osmolar states
          •   In vitro lysis
          •   Increased ambient temperature
          •   Large platelets
          •   Microcytosis
          •   Other causes of agglutination (Ethylenediaminetetraacetic acid)
          •   Paraprotein/hypergammaglobulinemia
        •   Causes of inaccurate white blood cell counts
          •   Delay in testing
            •   Decreased neutrophil counts
            •   Some analzyers misclassifying cells after prolonged storage
          •   Falsely high neutrophil count
            •   Hypogranular eosinophils (EO count will be falsely low)
            •   Lymphocyte aggregation
          •   Falsely low neutrophil count
            •   Delayed testing
            •   Hypogranular or hypolobated neutrophils (may be counted as lymphocytes)
            •   Neutrophil aggregation  
          •   Non-lysis of red cells --> falsely high WBC and lymphocyte counts  
            •   Hyperlipidemia
            •   Neonatal Red blood cells
            •   Neutrophil aggregation  
            •   Some hemoglobinopathies (C,S,D,G)
          •   Parasites (malaria) --> falsely high neutophil and monocyte counts; falsely high eosinophil counts due to malarial pigment in neutrophils
      •   General information about ancillary testing  
        •   Cytogenetics
        •   Flow cytometry  
        •   Molecular testing
      •   Non-hematopoietic malignancies involving the blood or bone marrow
        •   Other Metastatic Malignancy
        •   Metastatic Carcinoma
        •   Metastatic Neuroblastoma
      •   Normal and reactive bone marow
    •   Hemostasis and coagulation
      •   Thrombosis
      •   Miscellaneous
    •   Platelet and Megakaryocyte Disorders
      •   Disorders of platelet coagulant-protein interaction (Scott Syndrome)
      •   Disorders of platelet secretion and abnormalities of granules
        •   Dense Granule Deficiency (d-storage pool disease
        •   Quebec Platelet Disorder
      •   Disorders of platelet secretion and signal transduction
        •   Abnormalities in arachidonic acid pathways and thromboxane A2 synthesis
          •   Cyclooxygenase deficiency
          •   Phospholipase A2 deficiency
          •   Thromboxane synthase deficiency
        •   Defects in G-proteins
          •   Gαq, Gαs, Gαi Abnormalities
        •   Defects in phosphatidylinositol metabolism and protein phosphorylation
          •   Phospholipase C-β2 Deficiency
          •   PKC-θ deficiency
        •   Defects in platelet-agonist interaction (receptor defects)
          •   Aggregation from the Dense Bodies of Platelets, Thromboxane A2, Collagen, Epinephrine
      •   Hereditary Platelet Disorders
        •   Bernard-Soulier Syndrome (glycoprotein Ib-IX deficiency or defect)
        •   Glanzmann Thrombasthenia (glycoprotein IIb-IIIa deficiency)
        •   Gray Platelet Syndrome (alpha-granule deficiency, alpha-storage pool disease)
        •   Platelet Collagen Receptor Deficiency
        •   Platelet Procoagulant Activity disorders
      •   Clinical manifestations of thrombocytopenia
      •   Defects related to cytoskeletal/structural proteins
        •   Wiskott-Aldrich Syndrome-clinical picture of eczema
        •   β1-Tubulin deficiency
      •   Abnormalities of transcription factors leading to functional defects
        •   Friend leukemia integration 1 transcription factor (Dimorphic dysmorphic platelets with giant a-granules, Paris Trousseau syndrome
        •   FLI-1 (Dimorphic dysmorphic platelets with giant α-granules, Paris Trousseau syndrome
        •   GATA1
        •   Runt related transcription factor 1 (familial platelet dysfunction with predisposition to acute myelogenous leukemia)
      •   Pseudothrombocytopenia
      •   Thrombocytopenia
        •   Decreased Platelet Production
          •   Amegakaryocytic Thrombocytopenia
          •   Thrombocytopenia-Absent-Radius Syndrome
        •   Increased destruction or consumption of platelets
          •   Cardiopulmonary Bypass
          •   Disseminated Intravascular Coagulation
          •   Extracorporeal Membrane Oxygenation
          •   Heparin-Induced Thrombocytopenia
          •   Idiopathic Thrombocytopenic Purpura
          •   Neonatal Alloimmune Thrombocytopenia
      •   Thrombocytosis
        •   Primary
        •   Secondary
    •   Bone marrow failure
      •   Bernard-Soulier Syndrome
      •   Chédiak-Higashi Syndrome
      •   Cohen Syndrome
      •   Dubowitz Syndrome
      •   Gray Platelet Syndrome
      •   Griscelli Syndrome
      •   Hermanski-Pudlak Syndrome type 2
      •   Hoyeraal-Hreidarsson Syndrome
      •   May-Hegglin Anomaly and other MYH9-related disorders
      •   Nijmegen Breakage Syndrome
      •   Pelger-Huët Anomaly
      •   Reticular Dysgenesis
      •   Seckel Syndrome
      •   Inherited Bone marrow failure syndromes
        •   Fanconi Anemia
        •   Dyskeratosis Congenita
      •   Shwachman-Diamond Syndrome
      •   Diamond-Blackfan Anemia
      •   Thrombocytopenia Absent Radii Syndrome
      •   Congenital Amegakaryocytic Thrombocytopenia
      •   Acquired Bone marrow failure
        •   Autoimmune Myelofibrosis
        •   Acquired Aplastic Anemia
        •   Paroxysmal Nocturnal Hemoglobinuria
        •   Parvovirus B19 infection
      •   Severe Congenital Neutropenia including Kostmann Syndrome
      •   Familial Platelet Disorder with associated myeloid malignancy (mutation in RUNX1)
      •   Pearson Marrow-pancreas Syndrome
      •   Red Cell Aplasia associated with Thymoma
      •   Transient Erythroblastopenia of childhood
      •   Wiskott-Aldrich Syndrome and X-Linked Thrombocytopenia
      •   X-linked Macrothrombocytopenia with GATA1 mutations
    •   Primary Immunodeficiency (PID)
      •   Predominantly antibody deficiencies
        •   X-linked agammaglobulinemia
        •   Hyper-IgM syndrome
        •   Common variable immunodeficiency
        •   IgA deficiency
        •   Selective IgG Subclass deficiency
        •   Other antibody deficiency, nos
      •   T-cell immunodeficiencies
        •   Purine Nucleoside Phosphorylase Deficiency
        •   ZAP-70 deficiency
        •   Nezelof syndrome
        •   CD3gamma and CD3epsilon Deficiencies
        •   Other T-cell Immunodeficiency
      •   Severe Combined Immunodeficiencies (SCID)
        •   T- and B-cell deficient SCID
          •   RAG1/RAG2 deficiency and Omenn's syndrome
          •   Reticular Dysgenesis
          •   Adenosine Deaminase Deficiency
        •   T-cell deficient SCID
          •   X-linked SCID
        •   Other SCID
          •   Bare lymphocyte syndrome Type I (TAP1 and TAP2 deficiency)
          •   Bare lymphocyte Syndrome Type II (Class II MHC deficiency)
          •   CD45 deficiency
      •   Other immunodeficiencies
        •   Wiskott-Aldrich Syndrome (WAS)
        •   DiGeorge/Velocardiofacial syndrome
        •   Ataxia-Telangiectasia
        •   Immunodeficiency with Albinism
          •   Chediak-Higashi Syndrome
          •   Griscelli syndrome
        •   X-linked lymphproliferative Syndrome (XLP)
        •   Autoimmune Lymphoproliferative Syndrome (ALPS)
        •   Immunodeficiency, Centromeric Instability, Facial Anomaly Syndrome 
        •   Nijmegen Breakage Syndrome
        •   Job's syndrome
    •   Myeloid Disorders
      •   Hereditary causes of hemophagocytic lymphohistiocytosis
        •   Griscelli’s Syndrome
        •   Autoimmune diseases (Macrophage Activation Syndrome)
        •   Chédiak-Higashi Syndrome
        •   Primary (Familial  )HLH-5 types genetically
        •   Secondary Hemophagocytic Lymphohistiocytosis
        •   Wiskott-Aldrich Syndrome
        •   X-linked lymphoproliferative disease
      •   Congenital Neutropenia syndromes
        •   Griscelli Syndrome, Type II
        •   Barth Syndrome- 3-Methylglutaconic Aciduria Type II
        •   Benign Congenital Neutropenia
        •   Cartilage-Hair Hypoplasia Syndrome
        •   Chédiak-Higashi Syndrome
        •   Cohen Syndrome
        •   Cyclic Neutropenia
        •   Disorders of vesicular transport
        •   Dyskeratosis Congenital -
        •   Glycogen Storage Disease Type 1B
        •   Hermansky-Pudlak Syndrome, type II
        •   Leukocyte Adhesion Deficiency Syndromes (LAD types I and II)
        •   Neutropenia associated with immunodeficiency syndromes
        •   P14 Deficiency
        •   Pearson’s Marrow-Pancreas Syndrome
        •   Severe Congenital Neutropenia (Kostmann syndrome)
        •   Shwachman-Diamond Syndrome
        •   Warts, Hypogammaglobulinemia, Infections, and Myelokathexis Syndrome
      •   Acquired Neutropenia
        •   Drug-induced Neutropenia
        •   Neonatal Alloimmune Neutropenia
        •   Neutropenia associated with extracorporeal membrane oxygenation and bypass surgery and hemodialysis
        •   Primary Autoimmune Neutropenia
        •   Pseudoneutropenia
        •   Secondary Autoimmune Neutropenia
          •   Felty Syndrome
          •   Systemic Lupus Erythematosus
      •   Lysosomal storage disorders
        •   Gaucher
        •   Niemann-Pick
      •   Neutrophil function disorders
        •   Chediak-Higashi Syndrome
        •   Chronic Granulomatous Disease
        •   Hyperimmunoglobulinemia E Syndrome
        •   Leukocyte Adhesion Deficiency
        •   May-Hegglin Anomaly
        •   Myeloperoxidase Deficiency
        •   Pelger-Huet Anomaly
    •   Reactive Marrow
      •   Bone disease
        •   Hyperparathyroidism
        •   Osteomalacia
        •   Osteoporosis
        •   Osteosclerosis
        •   Paget’s disease
        •   Renal osteodystrophy
      •   Atypical lymphoproliferative disorders
      •   Miscellaneous
        •   Cystinosis
        •   Oxalosis
      •   normal Hematopoietic cells – covered in atlas (additional examples can go here)
        •   Erythroid maturation
          •   Erythroid hyperplasia
          •   Erythroid hypoplasia
          •   Erythroid island with central macrophage
        •   Megakaryocytes
          •   Immature megakaryocytes (high turnover)
        •   Myeloid maturation
          •   Myeloid hyperplasia
          •   Myeloid hypoplasia
          •   Normal
        •   Osteoblasts
        •   Osteoclasts  
      •   Reactive changes
        •   Fibrosis
        •   Histiocytes
          •   Granulomas
          •   Hemophagocytosis
          •   Hemosiderin
          •   Sea blue histiocytes
        •   Mast cell hyperplasia
        •   Necrosis
        •   Reactive eosinophilia
        •   Reactive lymphocytosis
          •   Germinal centers
          •   Lymphoid aggregates
        •   Reactive plasmacytosis
          •   Russell bodies / Mott cells
        •   Serous fat atrophy/gelatinous transformation
      •   Therapy effects
        •   Biopsy site
        •   Chemotherapy – regenerative changes
        •   Drug-induced reversible myelodysplasia
        •   Granulocyte-Colony Stimulating Factor
        •   Radiation
    •   Stem Cell Transplantation
      •   Post transplantation infections
      •   Chronic Graft Versus Host Disease
      •   Acute Graft Versus Host Disease
      •   Other transplantation related complications
    •   Blood Journal
    •   Other Metastatic Neoplasm
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