Firm, asymptomatic nodule in the upper lip.
D003937:Diagnosis, Differential; D006801:Humans; D008046:Lip / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D012465:Salivary Duct Calculi / Q000473:pathology*; D012469:Salivary Glands / Q000473:pathology*; D012470:Salivary Glands, Minor / Q000473:pathology*