Monday, March 18, 2013

Band

Challenge: Your medical student thinks this is a band in a patient with myelodysplasia, but you know better; what is it?

Image shown under Fair Use.

2 comments:

webhillizzy said...

a hyposegmented neutrophil.

Craig Chen said...

yep!
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Band

This is a Pelger-Huet anomaly, a benign dominantly inherited defect of neutrophil differentiation. The blood smear shows a neutrophil with a bilobed nucleus. The arrow shows a thin strand connecting the two lobes, thinner than normally seen in bands.

Source: UpToDate.