What are the risk factors for the frequency and severity of bleeding episodes following tonsillectomy (TE), tonsillotomy (TO) or adenoidectomy (AE)?
Background: TE, TO and AE are the most frequent surgeries in the field of otorhinolaryngology. A variety of studies have dealt with post-operative hemorrhage as the most serious complication of tonsil surgeries. Yet there are varying definitions of what is considered a post-operative bleeding episode, and there are differences in study designs, reported hemorrhage rates and their risk factors in various studies.
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December 2011Study design: Prospective, multi-center cohort study.
Setting: Department of General Otorhinolaryngology-Head and Neck Surgery, Medical University of Graz, Austria; Department of Mathematics, University Klagenfurt, Austria.