Case 25-1967

Presentation of Case First admission. A seventy-four-year-old man entered the hospital because of blurred vision.Seven weeks previously he experienced the sudden onset of painless blurring of vision in the left eye, which cleared within five minutes. Blurring of vision in the nasal half of the visual field of the left eye recurred suddenly three weeks later and persisted for about three weeks. Two days before entry ophthalmoscopic examination revealed a large, bright-yellow crystal lodged in the inferior temporal branch of the left retinal artery; it disappeared after ten minutes. On the following day a repeated examination disclosed a similar . . .