1304. Active internal rewarming methods September 27th, 2009 by reuben in heat & cold injury Back Top Tags: card 1303. Methods of active external rewarming // What is afterdrop? 1305. Indications for active rewarming // Causes of secondary hypothermia and predisposing factors to hypothermia // Poor prognostic factors in hypothermia – when to consider calling a patient cold and dead Leave a Reply Cancel reply Please post any discussion to the emupdates Reddit page.