Compelling evidence for rule-out of subarachnoid haemorrhage and aortic dissection: December 2024 Primary Survey

<p>Subarachnoid haemorrhage is a diagnosis that can't be missed, but it is not a simple process to detect it. The first paper for discussion this month questions if a CT scan within 6 hours is sufficient for exclusion in patients with acute headache. Then there is a large-scale analysis of over 400 million ED visits in the USA, focussing in on the significant issue of self-harm in the homeless population. Next is a paper on a decision tool for suspected acute aortic syndrome, and to finish, a discussion on the change in ED culture around safety since the COVID pandemic.</p> <p> </p> <p>Read the issue highlights: <a href='https://emj.bmj.com/content/41/12/707'>December 2024 Primary Survey</a></p> <p> </p> <p>Articles discussed in this episode:</p> <ul> <li><a href='https://emj.bmj.com/content/41/12/719'>Subarachnoid haemorrhage in the emergency department (SHED): a prospective, observational, multicentre cohort study</a></li> <li><a href='https://emj.bmj.com/content/41/12/749'>Suicide a...