Elderly people with swollen feet commonly have the following points: 1, due to deep vein valve insufficiency caused by venous return obstacles, often lead to swelling of the feet, elevation of the limbs after the swelling of the feet can be significantly relieved, and can also be significantly relieved in the morning; 2, due to long-term bedridden elderly people produced deep vein thrombosis, resulting in poor venous return, leading to swelling of the feet and legs, this even after bed rest can not be relieved, to be given to anticoagulation Symptomatic treatment; 3, due to a variety of causes of hypoproteinemia in the elderly, resulting in swelling of the feet and legs, often depressed swelling, so to give symptomatic treatment; 4, many elderly people will have thyroid or other endocrine diseases, resulting in swelling of the feet, and finally, some of the elderly cardiac and renal function abnormalities, resulting in the accumulation of interstitial fluids in the tissues, resulting in swelling of the limbs.