摘要Numerous factors may lead to pulsatile tinnitus (PT),including atherosclerosis,benign intracranial hypertension,glomus tympanicum tumor,dural arteriovenous fistulas (dAVFs),abnormalities of the sigmoid sinus (dehiscence and diverticulum),and jugular bulb anomalies (glomus jugular tumor,diverticulum,high-riding or dehiscent jugular bulb).However,exact causes often cannot be found in many patients even after a detailed physical examination and extensive auxiliary examinations.[1] Moreover,no effective treatment is available for these patients.Patients with PT associated with multiple factors are seldom reported,and the condition is essentially intractable.Here,we reported three cases with PT involving multiple factors.
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