Page 72 - Clinical Hematology Atlas

56 SECTION TWO HEMATOPOIESIS

SEGMENTED NEUTROPHIL
Polymorphonuclear Neutrophil

Nucleus

Cytoplasm
B
FIGURE 5-12B Schematic of segmented neutrophil.
A
FIGURE 5-12A Segmented neutrophil.

SIZE: 10-15 mm
NUCLEUS: 2-5 lobes connected by thin filaments
without visible chromatin
Nucleoli: Not visible
Chromatin: Coarse, clumped
CYTOPLASM: Pale pink, cream-colored or colorless
Granules:
Primary: Rare
Secondary: Abundant
N/C RATIO: Cytoplasm predominates
REFERENCE INTERVAL:
Bone Marrow: 3% to 11%
Peripheral Blood: 50% to 70%

C Refer to Table 1-1 for more examples.
FIGURE 5-12C Electron micrograph of segmented
neutrophil (322,250).