Lacrimal system and salivary glands

Published on 01/04/2015 by admin

Filed under Radiology

Last modified 01/04/2015

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Chapter 15 Lacrimal system and salivary glands

Digital Subtraction and CT Dacryocystography

Dacryocystography allows visualization of the lacrimal system by direct injection of contrast into the cannalicus of the eyelid. It may be combined with CT imaging performed immediately after lacrimal system contrast injection. CT imaging gives additional diagnostic information, particularly about adjacent structures.1