Congratulations to the winner of our April quiz, David S. Walton, MD, Boston, Mass. The correct answer to our April challenge was posttransplant lymphoproliferative disorder. For a complete discussion of this case, see the Clinicopathologic Reports, Case Reports, and Small Case Series section in the May ARCHIVES (Cook T, Grostern RJ, Barney NP, Mills MD, Judd R, Albert DM. Posttransplant lymphoproliferative disorder presenting as iris mass and uveitis. Arch Ophthalmol. 2001;119:768-770).
Be sure to visit the Archives of Ophthalmology World Wide Web site (http://www.archophthalmol.com) and try your hand at our Clinical Challenge Interactive Quiz. We invite visitors to make a diagnosis based on selected information from a case report or other feature scheduled to be published in the following month's print edition of the ARCHIVES. The first visitor to e-mail our Web editors with the correct answer will be recognized in the print journal and on our Web site and will also receive a free copy of the book One Hundred Years of JAMA Landmark Articles.