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Hemo Exam 4
Maturational characteristics of Neutrophils
Cell Stage | Size (in Micrometers) | N:C Ratio | Nucleus Shape | Nucleoli Present | Chromatin Pattern | Inclusions/Granules | Amount of Cytoplasm | Color of Cytoplasm |
---|---|---|---|---|---|---|---|---|
Myeloblast | 10-18 | 4:1 | Oval or Round | 1-5 | Reticular, Lacey | Auer Rods No Granules | Small amounts (scanty) | Medium blue |
Promyelocyte | 14-20 | 3:1 | Oval or round | 1-5 | Smooth | No Inclusions Heavy and non specific granules | Slight increased | Moderate blue (pale grayish blue) |
Myelocyte | 12-18 | 2:1-1:1 | Oval or indented | Variable | Slightly Clumped | No inclusion Fine, Specific Granules | Moderate | Blue-Pink |
Metamyelocyte | 10-18 | 1:1 | Indented, Kidney bean Shape | None | Clumped | No Inclusion Fine, Specific granules | Moderate | Pink |
Band | 10-16 | 1:1 | Elongated, Curve (same size all the way around, looks like a headband) | None | Very Clumped | No inclusions Fine, Specific granules | Abundant | Pink |
Segmented | 10-16 | 1:1 | Distinct lobes (2-5) | None | Densely Packed | No inclusions Fine, Specific Granules | Abundant | Pink |