The disto-lingual groove in the maxillary lateral incisor; a periodontal hazard.
D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D007180:Incisor / Q000002:abnormalities* / Q000000981:diagnostic imaging; D008875:Middle Aged; D010518:Periodontitis / Q000000981:diagnostic imaging / Q000209:etiology* / Q000628:therapy; D011379:Prognosis; D011859:Radiography; D014071:Tooth Abnormalities / Q000150:complications* / Q000000981:diagnostic imaging