Subcutaneous edema can be treated by the following methods: First, the patient’s subcutaneous edema can be promoted to subside faster by actively supplementing albumin and strengthening diuresis, which is mainly applicable to patients with water stagnation in the body due to renal insufficiency and patients with water infiltration into the subcutis due to loss of liver cirrhosis; Second, the tissue exudation can be reduced by local ice, massage, physiotherapy, cupping, acupuncture and other Chinese medicine methods at the edema site This method is suitable for patients with leg swelling caused by overexertion or local soft tissue injury caused by trauma; third, patients can take oral loratadine, paracetamol, and apply anti-allergic drugs such as dexamethasone, vitamin C and calcium gluconate intravenously to reduce subcutaneous edema caused by allergic metaplasia in the patient’s body.