The effect of silver nitrate on nasal septal cartilage.

From: Ear, Nose and Throat Journal | Date: January 1, 2005| Author: | Copyright information

Abstract

Epistaxis from the anterior septum is frequently treated with a topical application of silver nitrate, which cauterizes the bleeding vessel. However, this treatment causes a septal perforation in a small percentage of patients. We report our study of the histologic effect of topical silver nitrate on samples of septal tissue obtained from 11 patients. We found that 30 seconds of exposure allowed silver nitrate to penetrate to a depth of approximately 1 mm. Longer exposure (45 and 60 sec) resulted in no significant additional penetration. Similarly, the amount of ...

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