title: Tonsilloliths--a common cause of pharyngeal calcification.
mesh_terms: D000368:Aged; D002137:Calculi / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014066:Palatine Tonsil / Q000000981:diagnostic imaging*; D011859:Radiography; D012465:Salivary Duct Calculi / Q000000981:diagnostic imaging