The Agger nasi DCR: a new technique for endoscopic dacryocystorhinostomy
Leonardo Balsalobre,
André Zanette Dutra,
Maria Helena Pupo Nogueira
et al.
Abstract:Purpose
Endoscopic dacryocystorhinostomy (DCR) is the gold-standard procedure for the treatment of nasolacrimal duct obstruction, aiming to open the lacrimal sac directly into the nasal cavity and thus re-establish drainage of the tear pathways. The present study proposes a new surgical technique that relates the agger nasi cell (AN) to the lacrimal sac and advocated for its systematic opening.
Methods
We analyzed 36 patients who underwent DCR using the AN as a key landmark over a 2-year period. The criteria… Show more
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