Chronic nasolabial cyst.
D000368:Aged; D002908:Chronic Disease; D005402:Fistula / Q000473:pathology; D006801:Humans; D008047:Lip Diseases / Q000473:pathology*; D008297:Male; D009631:Nonodontogenic Cysts / Q000473:pathology*; D009668:Nose Diseases / Q000473:pathology*; D012871:Skin Diseases / Q000473:pathology