Neonatal cold injury is a disorder, which is due to coldness(寒冷) , premature birth(早產(chǎn)) , infection(感染) and asphyxia(窒息). The clinical manifestations are hypothermia(低溫) associated with lethargy(嗜睡), edema(水腫) and sclerema(硬化) of the skin, and some degree of systemic organ injury.