|
Medical Definition of Ischemia retinae
1. Diminished blood supply in the retina due to failure of the arterial circulation; it may occur as a result of arterial embolism or spasm; poisoning, as by quinine; or exsanguination from recurring profuse haemorrhages (e.g., in parturition, gastric and duodenal ulcers, and pulmonary tuberculosis); bilateral transitory or permanent blindness may result. (05 Mar 2000)