Congratulations to the winner of our February quiz, Enver Turan, MD, Department of Dermatology, Istanbul Education and Research Hospital, Istanbul, Turkey. The correct answer to our February challenge was orf infection. For a complete discussion of this case, see the Off-Center Fold section in the March Archives (Swick BL, DeBates SM. A solitary nodule on the finger. Arch Dermatol. 2009;145:321-326).