A Rare Case of Nasolacrimal Duct Partial Obstruction After Extraction of an Impacted Maxillary Canine.

J Oral Maxillofac Surg

Department Head, Key Laboratory of Oral Medicine, Guangzhou Institute of Oral Disease, Stomatology Hospital of Guangzhou Medical University, Guangzhou, China. Electronic address:

Published: March 2020

The main complications of tooth extraction include jaw fracture, maxillary sinus damage, adjacent teeth damage, nerve damage, root fracture, infection, bleeding, and swelling. Despite the theoretical possibility that tooth extraction could result in nasolacrimal duct obstruction, to the best of our knowledge, no cases have yet been reported. In the present study, we describe a case in which the nasolacrimal duct was partially obstructed after extraction of an impacted maxillary canine, causing paranasal discomfort and lower eyelid swelling.

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http://dx.doi.org/10.1016/j.joms.2019.10.020DOI Listing

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