endo DCR surgery post FESS surgery nasolacrimal duct traumatic obstruction
24 Aug, 2015 uploaded / 1,334 views
다운로드This video demonstrates an endo DCR being performed for a patient who developed nasolacrimal duct obstruction secondary to FESS surgery. The middle turbinate is absent and the inferior portion of the maxillary process of the frontal bone has been removed, probably with the lower half of the nasolacrimal duct 영화 백트랙 다운로드. In such cases the anatomical landmarks are more difficult to identify, and endo DCR surgery must be done cautiously. In this case, the initial nasal mucosal flap is placed too infeiorly and a second superior flap is raised, which facilitates good exposure of the entire lacrimal sac
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