What’s wrong with the old man’s swollen legs when he walks?

Elderly people walk around with swollen legs due to cardiac insufficiency, renal insufficiency, hypoproteinemia, lower extremity venous valve insufficiency.
1. Cardiac insufficiency: chronic heart failure patients with a decrease in the amount of return blood, resulting in increased venous pressure, tissue interstitial deposition, resulting in swelling of the legs.
2. Renal insufficiency: due to the decrease of glomerular filtration rate and metabolite retention, patients with renal insufficiency may show symptoms such as decreased urine output, edema and hypertension.
3. Hypoproteinemia: seen in various systemic diseases, due to the decrease of plasma concentration, it can cause edema, infection, ascites, emaciation and other symptoms.
4. Lower extremity venous valve insufficiency: with the increase of age, or due to long-term heavy physical labor, the function of lower extremity venous valves have problems, standing or walking for a long time will appear leg swelling phenomenon.
There are many reasons why old people’s legs are swollen when they walk, and it is necessary to make a comprehensive diagnosis by combining relevant laboratory tests and imaging tests, as well as the patient’s past medical history, and then targeted treatment.