Background: Low transsphincteric fistulas less than 1/3 of the sphincter complex are easy to treat by fistulotomy with a high success rate. High transsphincteric fistulas remain a surgical challenge.
This is a novel minimally invasive surgical method for maxillary sinus mucoceles and antrochoanal polyps. To describe a modified technique of inferior meatal fenestration with a mucosal flap for ...
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