Another “worst headache of my life”?

In the evaluation of SAH in the ED, does everyone with a negative head CT require subsequent LP? On 1/29/14!, we’ll review Perry’s study in BMJ on CT performed within 6 hours of headache onset. Practice-changing?  Peruse and decide. Enjoy! and please post your thoughts, comments and questions below. http://www.bmj.com.newproxy.downstate.edu/content/343/bmj.d4277?view=long&pmid=21768192 Read more…