Clinical diabetic foot patients may appear red and swollen feet, suggesting the presence of inflammation, need to actively give antibiotic anti-infection treatment, after the control of inflammation, the patient’s foot redness and swelling can be relieved, and pay attention to the rest of the affected limbs elevated. Diabetic patients with diabetic nephropathy, hypoproteinemia, renal insufficiency, need to be given supplemental human albumin to improve plasma osmolality, while furosemide diuretic, swelling treatment. Diabetic patients combined with cardiac insufficiency, heart failure patients, need to be given to improve cardiac function drug therapy, clinical commonly used for nitroglycerin drip dilation of coronary artery treatment, while furosemide sedation push, given diuretic, improve swelling treatment. Diabetic foot edema, the need for active anti-infective treatment at the same time, need to be given according to the patient’s condition of the appropriate treatment.