Which term is associated with frostbite specifically at high altitudes?

The term directly associated with frostbite specifically at high altitudes is "High altitude frostbite." This condition occurs due to the combination of low temperatures, wind, and often, exposure to the elements at higher elevations, where the risk of frostbite increases significantly. At high altitudes, the body can lose heat rapidly, and the risk of frostbite on extremities such as fingers and toes becomes pronounced, particularly when individuals are not adequately protected or experience extreme weather conditions.

Trench foot and immersion foot refer to conditions caused by prolonged exposure to wet and cold environments, but they are not specifically linked to high altitudes. Snow blindness is a temporary vision impairment caused by exposure to UV light reflected off snow, rather than frostbite. Therefore, the correct term for frostbite in the context of high-altitude conditions aptly describes the specific risks associated with that environment.