disease arises from feature disease has basis in feature retinal ischemia blindness (disorder) amaurosis fugax https://github.com/monarch-initiative/mondo/issues/9097 NCIT:C84550 amaurosis fugax UMLS:C0149793 MESH:D020757 SCTID:88032003 ICD10CM:G45.3 blindness, transient monocular MONDO:0043310 Transient complete or partial monocular blindness due to retinal ischemia. This may be caused by emboli from the CAROTID ARTERY (usually in association with CAROTID STENOSIS) and other locations that enter the central RETINAL ARTERY. (From Adams et al., Principles of Neurology, 6th ed, p245) icd11.foundation:691084626 transient monocular blindness monocular blindness, transient MEDGEN:57702 blindness, monocular, transient