A 35 Year Old Woman Had Silver Patches Surrounded by Erythema

A 35 year old woman had silver patches surrounded by erythema (redness) on her elbows and knees.A biopsy was done,and a representative section is shown in the accompanying photomicrograph.Which one of the following is the best diagnosis?

A) Basal cell carcinoma
B) Lichen planus
C) Molluscum contagiousum
D) Psoriasis
E) Squamous cell carcinoma
F) Viral warts

Correct Answer:

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