Red blood spots on the body may be related to causes such as hemangioma, allergic purpura, and coagulation disorders. Depending on the cause, medication, physical therapy or surgery are usually chosen. 1. Hemangioma: It is mainly manifested as a purplish-red, dark-red bulge or plaque on the skin. Treatment of hemangioma mainly includes drug treatment (propranolol ointment, mometasone cream), surgical treatment and laser treatment. Patients with malignant hemangioma are mainly treated with surgery. 2. Anaphylactic purpura: the skin mainly manifests as purpura of different sizes, which is purplish red, slightly higher than the skin, and does not fade away when pressed. It can be treated with antihistamines such as oral isoprinosine hydrochloride, chlorpheniramine and astemizole. 3. Coagulation dysfunction: because of the lack of coagulation factors, small red blood spots will appear after being mildly traumatized or squeezed. It needs to be clarified what kind of disease it is caused by, and it can generally be treated with supplemental plasma or supplemental cold precipitation. Red blood spots on the body need to first clarify the cause of the disease, if you need to use drugs, need to be used under the guidance of a doctor. It is recommended that the patient go to the hospital in time, after clarifying the cause of the disease under the guidance of the doctor to standardize the treatment.