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Erythrocyte Morphology on Peripheral SmearAka: Erythrocyte Morphology, Microcyte, Spherocyte, Elliptocyte, Schistocyte, Acanthocyte, Spur Cell, Dacryocyte, Howell-Jolly, Target Cell, Basophilic Stippling, Sideroblast, Cabot's Ring Bodies, Red Blood Cell Morphology, Macrocyte
- See Also
- Background
- Variants below as seen on Peripheral Smear
- RBC Evaluation parameters
- RBC Color
- RBC Size
- RBC Shape
- RBC Contents
- Macrocytes
- See Macrocytic Anemia
- Reticulocytosis
- Liver disease
- Hypochromic microcytes: Defective Hemoglobin synthesis
- Spherocytes
- Hereditary spherocytosis
- Autoimmune Hemolytic Anemia
- Acute Alcoholism
- Hemoglobin C Disease
- Following severe Burn injury
- Hemolytic transfusion reactions
- Severe Hypophosphatemia
- Acute Oxidant Injury: Hexose Monophosphate Shunt Defect
- Clostridium Welchii Septicemia
- Elliptocytes (Oval Cells)
- Megaloblastic Anemia
- Myelofibrosis
- Refractory normoblastic Anemia
- Hereditary elliptocytosis
- Thalassemia
- Schistocytes (Fragmented Red Blood Cells)
- Microangiopathic Hemolytic Anemia
- Disseminated Intravascular Coagulation (DIC)
- Thrombotic Thrombocytopenic Purpura (TTP)
- Hemolytic Uremic Syndrome (HUS)
- Giant Hemangioma
- Metastatic Carcinoma
- Malignant Hypertension
- Eclampsia (Toxemia of Pregnancy)
- Vasculitis
- Macroangiopathic Hemolytic Anemia
- Prosthetic heart valve
- Microangiopathic Hemolytic Anemia
- Dacryocytes (tear drop RBC)
- Extramedullary hemopoiesis
- Myelophthisic Anemia
- Severe Hemolytic Anemia
- Erythroleukemia
- Acanthocytes (Spur cells)
- Howell-Jolly Bodies
- Basophilic stippling (aggregated ribosomes)
- Lead Poisoning
- Arsenic poisoning
- Thalassemia
- Sideroblastic Anemia
- Hemolytic Anemia
- Severe Anemia
- Unstable Hemoglobin
- Pyrimidine 5'-Nucleotidase Deficiency
- Heinz Body (Aggregates of denatured Hemoglobin)
- Oxidative Hemolytic Anemia (G6PD Deficiency)
- Target Cells
- Thalassemia
- Hemoglobin C
- Hemoglobin S (Sickle Cell Anemia)
- Liver Disease
- Sideroblasts
- See Sideroblastic Anemia
- Nucleated RBCs
- Iron laden mitochondria
- Cabot's Ring Bodies (Nuclear remnants)
- Other findings on RBC exam
- Malaria
- Bartonella parasites
- References
- Ravel (1995) Clinical Laboratory Medicine, p. 14-16
Acanthocytes (C0000886) | |
|---|---|
| Definition (MSH) | Erythrocytes with protoplasmic projections giving the cell a thorny appearance. |
| Definition (NCI) | Erythrocytes with protoplasmic projections giving the cell a thorny appearance. (MeSH) |
| Concepts | Cell (T025) |
| MSH | D000050 |
| English | Acanthocyte, Acanthocytes, Acanthrocyte, Crenated cell, Spiny prickle cell, Spur cell |
| Spanish | acantocito |
| Parent Concepts | Abnormal Red Blood Cell (C0014793), Poikilocyte (C0333798), Ambiguous concept (C1274012), Duplicate concept (C1274013) |
| Sources | DXP, LNC, MSH, MTH, NCI, OMIM, SCTSPA, SNOMEDCT Derived from the NIH UMLS (Unified Medical Language System) |
Spherocytes (C0037888) | |
|---|---|
| Definition (MSH) | Small, abnormal spherical red blood cells with more than the normal amount of hemoglobin. |
| Definition (NCI) | Small, abnormal spherical red blood cells with more than the normal amount of hemoglobin. (MeSH) |
| Concepts | Cell (T025) |
| MSH | D013102 |
| English | Spherocyte, Spherocytes |
| Spanish | esferocito |
| Parent Concepts | Abnormal Red Blood Cell (C0014793), Poikilocyte (C0333798) |
| Sources | DXP, LNC, MSH, NCI, SCTSPA, SNOMEDCT Derived from the NIH UMLS (Unified Medical Language System) |
Dacryocyte (cell) (C0221266) | |
|---|---|
| Concepts | Cell or Molecular Dysfunction (T049) |
| English | Dacrocytosis, Dacryocyte, Dacryocytes, Tear drop cell, TEAR DROP CELLS, Teardrop cell, Teardrop cells |
| Spanish | celulas lagrimales, dacriocito, dacriocitosis, lacrimocitos |
| Parent Concepts | Poikilocyte (C0333798), Abnormal erythrocyte production (C0702109), Red blood cell shape - finding (C1287259) |
| Sources | DXP, LNC, MTH, SCTSPA, SNOMEDCT Derived from the NIH UMLS (Unified Medical Language System) |
Elliptocyte (cell) (C0221280) | |
|---|---|
| Concepts | Cell (T025) |
| English | Elliptocyte, ELLIPTOCYTES, Ovalocyte, OVALOCYTES, Pencil cell, Pencil cells |
| Spanish | celula en lapiz, eliptocito, ovalocito |
| Parent Concepts | Elliptocyte (cell) (C0221280), Poikilocyte (C0333798) |
| Sources | DXP, LNC, MTH, SCTSPA, SNOMEDCT Derived from the NIH UMLS (Unified Medical Language System) |
Schistocyte (C0221282) | |
|---|---|
| Concepts | Cell (T025) |
| English | Fragmented cell, Helmet cell, Helmet cells, Schistocyte, SCHISTOCYTES, Schistocytosis |
| Spanish | celula en casco, celula fragmentada, eritrocitos con forma de yelmo, esquistocito, esquistocitosis |
| Parent Concepts | Poikilocyte (C0333798), Ambiguous concept (C1274012) |
| Sources | DXP, LNC, MTH, OMIM, SCTSPA, SNOMEDCT Derived from the NIH UMLS (Unified Medical Language System) |
Sideroblast (C0229630) | |
|---|---|
| Concepts | Cell (T025) |
| English | Sideroblast |
| Spanish | sideroblasto |
| Parent Concepts | Abnormal Erythroblast (C1510722), Erythroid Progenitor Cells (C0014802) |
| Sources | MTH, NCI, SCTSPA, SNOMEDCT Derived from the NIH UMLS (Unified Medical Language System) |
Macrocytic erythrocyte (C0333805) | |
|---|---|
| Definition (NCI) | An abnormally large red blood cell occurring mainly in anemias (as pernicious anemia), also called megalocyte. Lack of vitamin B12 and folic acid could also cause macrocytes. (NCI) |
| Concepts | Cell (T025) |
| English | Macrocyte, Macrocytes, Macrocytic erythrocyte, Macrocytic Red Blood Cell |
| Spanish | eritrocito macrocitico, macrocito |
| Parent Concepts | Abnormal Red Blood Cell (C0014793) |
| Sources | LNC, MTH, NCI, SCTSPA, SNOMEDCT Derived from the NIH UMLS (Unified Medical Language System) |
Microcytic erythrocyte (cell) (C0369668) | |
|---|---|
| Concepts | Cell (T025) |
| English | Microcyte, Microcytes, Microcytic erythrocyte, Microcytic Red Blood Cell |
| Spanish | eritrocito microcitico, microcito |
| Parent Concepts | Abnormal Red Blood Cell (C0014793), Ambiguous concept (C1274012) |
| Sources | LNC, MTH, NCI, SCTSPA, SNOMEDCT Derived from the NIH UMLS (Unified Medical Language System) |
