Anomalies of the first branchial cleft.
D001934:Branchial Region / Q000002:abnormalities*; D001935:Branchioma / Q000150:complications / Q000175:diagnosis / Q000473:pathology / Q000601:surgery; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D004322:Drainage; D005402:Fistula / Q000209:etiology; D006099:Granuloma / Q000175:diagnosis; D006801:Humans; D008297:Male; D012871:Skin Diseases / Q000209:etiology