Carotid ulcer undetected by angiography.
D002340:Carotid Artery Diseases / Q000000981:diagnostic imaging*; D002343:Carotid Artery, Internal / Q000000981:diagnostic imaging; D002533:Cerebral Angiography; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D002542:Intracranial Embolism and Thrombosis / Q000000981:diagnostic imaging; D008875:Middle Aged; D014456:Ulcer / Q000000981:diagnostic imaging