Patients who have foot rot after lower extremity arterial thrombosis surgery can take medication, surgery, general treatment and other therapeutic measures. 1. Drug treatment: patients with arterial thrombosis of the lower extremities after surgery, when the symptoms of rotting palms, patients can follow the doctor’s instructions to use recombinant human epidermal growth factor gel or recombinant human epidermal growth factor spray and other drugs to promote epidermal growth, but also can use erythromycin ointment, fusidic acid cream and other antibiotic ointment. 2. Surgical treatment: patients with rotting feet after lower extremity arterial thrombosis surgery can take surgical treatment, such as interventional balloon dilatation, stent implantation and other surgical methods. 3. General treatment: patients should ensure sufficient rest, if the foot has rotted, it is recommended to ensure that the affected area is clean and dry, and should not wear heavy shoes and socks. Patients with arterial thrombosis of the lower limbs should consult a doctor in time and follow the doctor’s instructions to avoid aggravation of the condition when the symptoms of foot rot appear after the surgery.