Salivary duct calculi.
D002648:Child; D003937:Diagnosis, Differential; D006801:Humans; D008199:Lymphadenitis / Q000175:diagnosis; D008297:Male; D012465:Salivary Duct Calculi / Q000175:diagnosis* / Q000601:surgery; D013363:Submandibular Gland / Q000601:surgery