1296. Frostbite classes by s/sx // Prehospital Rx frostbite // Warm frostbite prehospital? // Name three phases of ED rewarming management September 27th, 2009 by reuben in heat & cold injury Back Top Tags: card 1295. Describe frostnip, chilblains // Trench foot: pathophys, s/sx, prevention 1297. Elements of ED frostbite management: prethaw, thaw, postthaw Leave a Reply Cancel reply Please post any discussion to the emupdates Reddit page.