Congratulations to the winner of our January quiz, Sabyasachi Sengupta, DO, DNB, Shri Bhagwan Mahavir Vitreoretinal Services, Sankara Nethralaya, Chennai, India. The correct answer to our January challenge was congenital X-linked retinoschisis. For a complete discussion of this case, see the Research Letters section in the February Archives (Eadie JA, Luo CK, Trese MT. Arch Ophthalmol. 2012;130:255-257).