Spontaneous epidermal cystadenoma in a guppy (Lebistes reticularis).
D000818:Animals; D003537:Cystadenoma / Q000473:pathology / Q000662:veterinary*; D005393:Fish Diseases / Q000473:pathology; D005399:Fishes; D012878:Skin Neoplasms / Q000473:pathology / Q000662:veterinary*