X-ray of the month.
D000368:Aged; D002339:Carotid Arteries / Q000000981:diagnostic imaging; D020212:Carotid Artery Injuries; D006470:Hemorrhage / Q000000981:diagnostic imaging* / Q000209:etiology; D006801:Humans; D008297:Male; D011859:Radiography; D014711:Vertebral Artery / Q000000981:diagnostic imaging / Q000293:injuries*