Decreased skin temperature is a clinical manifestation of arterial embolism. Arterial embolism is a pathological process in which an embolus dislodges from the heart or proximal arterial wall, or enters the artery from the outside and is pushed distally by the blood flow, blocking the arterial flow and causing ischemia or necrosis of the limb or visceral organs. When peripheral arterial embolism occurs, the affected limb shows pain, pallor, loss of distal arterial pulsation, coldness, numbness, and dyskinesia. The disease starts rapidly, and after the onset of the disease, the limb and even the life are threatened, so early diagnosis and the implementation of appropriate treatment in the shortest possible time are of utmost importance. The main symptoms are severe pain, numbness, dyskinesia, waxy pale skin, cold skin, skin temperature can be reduced by 3 to 5 ℃, pulse disappears or weakened. Usually eat more pineapple can effectively prevent the formation of blood clots, for treatment also has a supporting role. Pineapple can replenish the spleen and stomach, solidify the vital energy, check and control the hyper yang, support the decline of the earth, shape the spirit, benefit the qi, wide plumping, eliminate phlegm, quench the poison of alcohol, stop the thirst of alcohol, benefit the head and eyes, happy and beneficial to the will.” According to Chinese medicine, pineapple is sweet, slightly acidic and flat. It has the efficacy of clearing heat and quenching thirst, eliminating food and diarrhea, reducing swelling and dispelling dampness, and can be used for indigestion, diarrhea, low blood pressure, edema, dysuria, and diabetes. Modern research has found that pineapple contains proteins, sugars, starch, vitamins B1, B2, C, carotene, niacin, minerals have calcium, phosphorus, iron, etc. and a variety of organic acids, pineapple enzymes.