Stroke in AVS App

Introduction

Screenshot 2015-07-11 22.15.36Each year, half a million patients present to emergency departments in the US with acute vestibular syndrome (AVS) characterized by vertigo lasting more than 24 hours. Though this is frequently caused by something benign such as a self-limited viral infection, it may also indicate a more severe condition such as stroke of the posterior circulation. Unfortunately, MRI can miss strokes when obtained early in the disease course meaning half of those with with posterior strokes are inappropriately sent home from the ER. Continue reading