[Polydactylia of the thumb observed at our clinic].
D002675:Child, Preschool; D000013:Congenital Abnormalities / Q000601:surgery; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D013933:Thumb / Q000002:abnormalities* / Q000601:surgery