Friday Pop Quiz 6/20/2025
A healthy 50-year-old patient presents with three-month history of progressive hair loss and scalp redness with associated pruritus. On closer scalp examination, there is perifollicular erythema, inflammation, and scaling. There appears to be loss of follicular openings in the erythematous patch. In addition, erythematous and skin-col …
A healthy 50-year-old patient presents with three-month history of progressive hair loss and scalp redness with associated pruritus. On closer scalp examination, there is perifollicular erythema, inflammation, and scaling. There appears to be loss of follicular openings in the erythematous patch. In addition, erythematous and skin-col … 
What test should be performed for our patient with the hair loss pictured?
A. Serum zinc level
B. RPR
C. ESR and CRP
D. Serum copper level
E. Free and total testosterone levels
To find out the correct answer and read the explanation, click here.
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