sialography

sialography
Radiography of the salivary glands and ducts after the introduction of contrast medium into the ducts. SYN: ptyalography. [sialo- + G. grapho, to write]

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si·a·log·ra·phy .sī-ə-'läg-rə-fē n, pl -phies radiography of the salivary tract after injection of a radiopaque substance

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n.
a technique for X-ray examination of the salivary glands. A series of X-ray images is taken after introducing a quantity of radiopaque contrast medium through a cannula into the ducts of the parotid gland or submandibular gland in the mouth. It enables the presence of degenerative disease or stones blocking the ducts to be detected.

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si·a·log·ra·phy (si″ə-logґrə-fe) [sialo- + -graphy] radiographic demonstration of the salivary ducts by means of the injection of substances opaque to x-radiation.

Medical dictionary. 2011.

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