frostbite anatomical icon set. flat healthcare . stages of hypothermia. skin layer and hand with finger

frostbite hypothermia hand winter health medical care finger damage icon hospital blue red illness vector flat infographics diagnosis skin layer stage symptom healthy frostnip gangrene infection inflammation superficial frostburn windburn climber clots swelling symptoms syndrome blistering conditions signs exposure measures safety frostbitten identify symbol concept injury prevention circulation design anatomical set healthcare stages hypothermia symbol deep stage infographic dermatology