Drs. Eric Suhler and Nick Butler join host Dr. Ben Young discuss an old treatment for cystoid macular edema (CME) that may be new to many of us: interferon alpha. They review its use, side effects, and success thus far. Relevant papers discussed in this episode: Treatment of refractory cystoid macular edema with pegylated interferon alfa-2A: a retrospective chart review Interferon alpha 2b in the treatment of uveitic cystoid macular edema For all episodes or to claim CME credit for selected episodes, visit www.aao.org/podcasts