What first aid treatment is given for cryogenic frostbite on hands?
Direct Answer
Option A: Immerse in warm water bath (40°C - 42°C); DO NOT rub
Rapid rewarming of cryogenic frostbite using a circulating warm water bath between 40°C and 42°C restores microcirculation. SIGTTO medical guidelines strictly prohibit rubbing affected tissues, as ice crystals shred cellular structures, converting minor frostbite into severe tissue necrosis.
All Options
Detailed Explanation & Context
Rapid rewarming of cryogenic frostbite using a circulating warm water bath between 40°C and 42°C restores microcirculation. SIGTTO medical guidelines strictly prohibit rubbing affected tissues, as ice crystals shred cellular structures, converting minor frostbite into severe tissue necrosis.
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