WBCs Flashcards
Myeloblast
Nucleus: round/oval
reddish-blue
1-3 nucleoli
finely reticular
Cytoplasm: no granules, blue, lighter around nucleus
Other: CD33, CD34, CD43(dropping)
Bone Marrow
Promyelocyte
Nucleus: round/oval,
light red-blue
1-2 nucleoli, fine meshwork
Cytoplasm: primary granuels,(azurophilic)
Other: myeloperoxidase
Bone Marrow
Myelocyte
Nucleus: round/oval
red-blue
variable nucleoli basophilic, clumped
Cytoplasm: blue (primary granules)/pink (secondary granules)
Other: LAP, lysozyme
“Dawn of the Neutrophilia”
Bone Marrow
Metamyelocyte
Nucleus: kidney,
light blue/purple,
no nucleoli, basophilic, clumped
Cytoplasm: clear pink, tertiary granules
Other: gelatinase lysozymes, acetyl transferase
No response to chemotaxins
Bone Marrow
Band
Nucleus: C or S
Purple/red
Clumped
Cytoplasm: pink violet-pink granules
Other: CR1 and CR3
Peripheral Blood
Neutrophil (50-70%)
Neutrophil (50-70%)
Nucleus: 2-5 lobes, purple/red
clumped
Cytoplasm: pink, violet pink granules
Other: Phagocytosis
Pinocytosis
Margination
Diapedisis
Peripheral Blood
Monoblast
Nucleus: round/ oval red-purple
Finely reticular
Cytoplasm: blue,
no granules
lighter around nucleus
Other
Bone Marrow
Promonocyte
Monocyte
Nucleus:- increased folding
blue/purple
foamy
Cytoplasm: pale grey/blue,
Red dusty particles pseudopodia and vacuoles
ground glass
Other:
Peripheral Blood
Eosinophil (1-4%)
Basophil (0-1%)
Nucleus: not clearly defined, purple/black, coarse, clumped Cytoplasm- pale blue, moderate, violet-blue, non-uniform Other: histamine, heparin, peripheral blood
Lymphoblast
Prolymphocyte
Lymphocyte
