Evan S. Walgama Archives

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Introduction The paired sphenoid sinuses are the most posteriorly positioned of the paranasal sinuses. Due to this location, endoscopic approaches to the sphenoid sinus are preferred to address most pathology that may arise in this location. The pathology may be…

Operative Otolaryngology: Anterior and Posterior Ethmoid Artery Ligation for Epistaxis

Introduction Epistaxis is a common medical problem; however, the exact prevalence of this condition is unknown because patients themselves manage many cases conservatively. It is believed the prevalence may be as high as 30% in children younger than 5 years…

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Endoscopic Sphenoidotomy

Operative Otolaryngology: Anterior and Posterior Ethmoid Artery Ligation for Epistaxis