In this month's EM Quick Hits podcast, Anand Swaminathan on tips and tricks in polytrauma, Rohit Mohindra on diagnosis and management of toxic megacolon, Jesse McLaren on ECG in pulmonary embolism, Victoria Myers on approach to the patch call for cardiac arrest, Brit Long on when to do a CT head before LP, Salim Rezaie on nebulized ketamine - the ketaBAN study...