<prompt> In which one of the following conditions the sialograph is contraindicated?Ductal calculusChronic parotitisAcute parotitisRecurrent sialadenitis  <response>: Ans. c Acute parotitisRef Bailey 25e p755Sialography: Contrast Examination of Salivary glands and DuctsIndication: Salivary gland stones and stricture Chronic Sialadenitis Tumors of salivary glands Contraindication: Allergy to contrast Acute Sialadenitis 