Sinus Dizziness -

Subject: Dizziness associated with Sinusitis / Sinonasal Disorders Date: [Current Date] Prepared For: General Medical Reference / Patient Education 1. Definition & Mechanism Sinus dizziness refers to a sensation of imbalance, lightheadedness, or vertigo caused by inflammation or infection of the paranasal sinuses (sinusitis). Unlike true vertigo from inner ear disorders, sinus dizziness is typically secondary to Eustachian tube dysfunction or pressure changes in the sinus cavities.