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Hyposegmentation Information and Courses from MediaLab, Inc.

These are the MediaLab courses that cover Hyposegmentation and links to relevant pages within the course.

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CLIA Hematology / Hemostasis Review
The WBC indicated by the arrow in this illustration is exhibiting:View Page

Variations in White Cell Morphology - Granulocytes
Nuclear changes include:View Page
Hyposegmentation of Neutrophils

Hyposegmented cells are neutrophils with fewer than three nuclear lobes. The nucleus may be round, peanut-shaped, band-shaped or bilobed. Since nuclear lobe development is abnormal, the chromatin structure often appears more mature than normal. It is sometimes very smooth, almost pyknotic.

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Pelger-Huet Anomaly

Pelger-Huet anomaly is the inherited form of neutrophilic hyposegmentation. Its transmittance is autosomal dominant and the anomaly is present in one out of 6000 people. When present, all of the neutrophils will be hyposegmented; however, the homozygous state will have increased number of cells with singular round nucleus and decreased numbers of the bilobed forms.

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