Duplication of the index finger.
D000293:Adolescent; D002675:Child, Preschool; D005260:Female; D005385:Fingers / Q000002:abnormalities* / Q000000981:diagnostic imaging; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011859:Radiography; D013576:Syndactyly / Q000000981:diagnostic imaging / Q000235:genetics / Q000601:surgery*