laryngography

Radiography of the larynx after coating mucosal surfaces with contrast material.

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lar·yn·gog·ra·phy .lar-ən-'gäg-rə-fē n, pl -phies X-ray depiction of the larynx after use of a radiopaque material

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lar·yn·gog·ra·phy (lar″ing-gogґrə-fe) [laryngo- + -graphy] radiography of the larynx after instillation of a radiopaque medium into it.