Prevalence of Obstructive Sleep Apnea (OSA) in Spontaneous Cerebrospinal Fluid (CSF) Leaks: A Prospective Cohort Study

Objective: To determine the prevalence of obstructive sleep apnea (OSA) in a prospective cohort of patients with spontaneous CSF (sCSF) leaks of the temporal bone. Study Design: Prospective cohort study. Setting: Tertiary referral center. Patients: Consecutive sCSF leak patients (21) over a 3-year period. Four patients presented with a history of OSA and 17 patients were prospectively offered polysomnogram (PSG) testing during the initial clinic encounter. Intervention: Level I PSG. Main Outcome Measures: Patient characteristics (age, sex, body mass index), apnea hypopnea index (AHI), presence of snoring, and presence of hypoxia (oxygen saturation 5 min). OSA was defined as mild (AHI ≥5 and
Source: Otology and Neurotology - Category: ENT & OMF Tags: Tumors of the Ear and Cranial Base Source Type: research