missed stroke

The diagnosis of stroke remains a challenge, due to overlapping symptoms with other conditions, limitations in diagnostic tests, and lack of awareness of posterior circulation presentation and workup. Below is a brief overview of the rate and risk factors for missed stroke, common stroke mimics and chamelons, and the challenge of diagnosing stroke in patients…

approach to CT head: BRAIN

First, before ordering a CT brain ask yourself why. Will alter your management, and what you will do if it’s normal? What’s your differential, what’s your pre-test likelihood, and how will the the likelihood ratios of the CT alter this? Plain CT has a poor sensitivity for some conditions, and a zero sensitivity for others. Consider the…