Right Arm Skin Lesion Found in 47-Year-Old Man

Poll

A 47-year-old man presents with an “atrophic” lesion of the skin in the right arm. After a biopsy is performed, what is your diagnosis?

A 47-year-old man presents with an “atrophic” lesion of the skin in the right arm. Looking at the pathology slide, what is your diagnosis?

What is your diagnosis?

A. Invasive melanoma
B. Squamous cell carcinoma
C. Onchocerciasis
D. Insect bite dermatitis
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