title: Congenital midline sinus of the upper lip.
mesh_terms: D000015:Abnormalities, Multiple; D000328:Adult; D002971:Cleft Lip / Q000196:embryology; D000013:Congenital Abnormalities / Q000473:pathology; D003560:Cysts / Q000151:congenital* / Q000196:embryology / Q000473:pathology; D004848:Epithelium / Q000473:pathology; D005145:Face / Q000196:embryology; D006801:Humans; D007633:Keratins; D008046:Lip / Q000002:abnormalities*; D008297:Male; D012627:Sebaceous Glands / Q000473:pathology
chemical_list: D007633:Keratins