- Variants below as seen on Peripheral Smear
- Toxic granulation of Neutrophils and Metamyelocytes
- Atypical lymphocytes
- Characteristics
- Larger Lymphocytes with more cytoplasm
- Nuclei contain nucleoli
- Causes: Viral Infections
- Giant cytoplasmic granules
- Bilobed Neutrophils
- Pelger-Huet anomaly
- Hypersegmented Neutrophils
- Pernicious Anemia (Vitamin B12 Deficiency)
- Folate Deficiency
- Myeloproliferative disease
- Myeloblasts, Promyelocytes, Myelocytes
- Acute Myeloblastic Leukemia
- Acute promyelocytic Leukemia
- Chronic myelocytic Leukemia
- Myelofibrosis
- Polycythemia Vera
- T-gamma lymphoproliferative disease
- Lymphoblasts
- Acute Lymphoblastic Leukemia
- Prolymphocytic Leukemia
- Malignant Lymphoma
- Chronic Lymphocytic Leukemia
- Infectious Mononucleosis