Congratulations to the winner of our April quiz, Natalja Denisjuk, MD, Kempf and Pfaltz Histological Diagnostics, Zürich, Switzerland. The correct answer to our April challenge was primary cutaneous nodular amyloidosis. For a complete discussion of this case, see the Off-Center Fold section in the May Archives (Halbesleben JJ, Swick BL. Nodules on the feet. Arch Dermatol. 2010;146:557-562).