granular cytoplasm

Skin Lesion – Friday Pop Quiz 01/08
Granular cell tumors
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Histologically, this lesion shows plump, polygonal cells arranged in nests and fascicles with granular cytoplasm. Which immunohistochemical stain would be positive? A. CD31 B. Synaptophysin C. Factor XIIIa D. S-100 E. CD34 To find out the correct answer and read the explanation, click here.  Brought to you by our brand partner Derm In-Review.  A product of SanovaWorks. …