Congratulations to the winner of our December quiz, Denis Malvy, MD, PhD, Department of Internal Medicine and Tropical Diseases, Hôpital Saint-André, Centre Hospitalier Universitaire de Bordeaux, Bordeaux, France. The correct answer to our December challenge was primary cutaneous nocardiosis. For a complete discussion of this case, see the Off-Center Fold section in the January Archives (Hartford OA, Pothiawala GA, Goldman GD. Ulcerated facial nodules in a renal transplant recipient. Arch Dermatol. 2010;146:81-86).