Congratulations to the winner of our May quiz, Marcus M. Marcet, MD, Department of Ophthalmology, University of Chicago, Chicago, Illinois. The correct answer to our May challenge was uveal melanoma. For a complete discussion of this case, see the Letters: Research Letters section in the June Archives (Johnson DL, Altaweel MM, Neekhra A, Chandra SR, Albert DM. Uveal melanoma masquerading as pigment dispersion glaucoma. Arch Ophthalmol. 2008;126:868-869).