injury AE cold exposure injury AE QY, JX, HY 冷暴露损伤 https://pubmed.ncbi.nlm.nih.gov/19056919/ 10009856 This is an AE which comprises nonfreezing injuries that include chilblain (aka pernio) and trench, or immersion, foot, as well as freezing injuries that affect core body tissues resulting in hypothermia of peripheral tissues, causing frostnip or frostbite.