56. What % SAH are missed on first presentation? / Which cranial nerve mediates pain in most headaches? / Cephalalgia should always trigger consideration of which region, and vice-versa? October 15th, 2007 by reuben in .headache Back Top Tags: card 55. Interventions to consider after ABCs in patient with headache 57. 7 causes of evolving brain injury to be addressed in cerebral resuscitation Leave a Reply Cancel reply Please post any discussion to the emupdates Reddit page.