March 1, 2008
Consultant.
No. 3
Dermclinic: A Photo Quiz to Hone Dermatologic Skills
DAVID L. KAPLAN, MD—Series Editor
University of Missouri Kansas City, University of Kansas
Dr Kaplan is clinical assistant professor of dermatology at the University of Missouri Kansas City School of Medicine and at the University of Kansas School of Medicine. He practices adult and pediatric dermatology in Overland Park, Kan.
Case 1:
A 19-year-old woman has had a blue-black nodule next to her left eye since birth. After recent accidental trauma, the lesion has enlarged. What is your clinical impression?
A. Nevus of Ota.
B. Cellular blue nevus.
C. Combined nevus.
D. Spitz nevus.
E. Melanoma.
Bonus question: Why does this pigmented lesion appear grayish blue-black rather than brown or black?
(Answers on next page.)
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