Congratulations to the winner of our January quiz, Vijay Adhe, DVD, Department of Dermatology, Seth Gordhandas Sunderdas Medical College and King Edward Memorial Hospital, Mumbai, India. The correct answer to our January challenge was pustular cryoglobulinemic vasculitis. For a complete discussion of this case, see the Off-Center Fold section in the February Archives (Poonawalla T, Longley BJ, Aughenbaugh W. Serpiginous erythematous plaques on the feet. Arch Dermatol. 2010;147:235-240).