Sour-ball sign of Sjögren's syndrome.
D000368:Aged; D002182:Candy; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010306:Parotid Gland / Q000503:physiopathology; D012796:Sialography; D012859:Sjogren's Syndrome / Q000175:diagnosis*; D014985:Xerophthalmia / Q000209:etiology; D014987:Xerostomia / Q000209:etiology*