Skin Lesion – Friday Pop Quiz 01/08
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.
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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.
… 
If positive, which immunohistochemical stain supports further evaluation with colonoscopy and cystoscopy?
A. CK20
B. Congo Red
C. S100
D. CD34
E. Neuron specific enolase
To find out the correct answer and read the explanation, click here.
Brought to you by our Brand Partner
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