40 year old with known hgb SC. His left eye has been poor for years. He was seen 4 years ago and did not return for follow-up. A few days he was in front of the computer and the right eye was burning when he opened his eyes. His eye was hurting in front of the computer. Then when he woke up this morning the right eye felt better. His left eye has had poor vision for several years. He doesn't have new floaters in the right eye. VA OD: sc20/12.5-1 NscJ1 VA OS: sc3'/200 Nsc20/400