Lateral pharyngeal diverticula.
D000368:Aged; D004240:Diverticulum / Q000000981:diagnostic imaging* / Q000209:etiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D010608:Pharyngeal Diseases / Q000000981:diagnostic imaging* / Q000209:etiology; D010614:Pharynx / Q000033:anatomy & histology; D011859:Radiography; D014636:Valsalva Maneuver