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Normal endoscopic view of open eustachian tube
Normal endoscopic view of open eustachian tube
Normal left eustachian tube in the open position. Dilated valve (arrow).
Reproduced with permission from: Poe DS, Gopen Q. Eustachian Tube Dysfunction. In Wackym PA: Ballenger's Textbook of Otolaryngology. Toronto: BC Decker, 2008. Copyright © 2008 PMPH-USA.
Graphic 66208 Version 2.0
