50 year old women with swollen calves may be commonly associated with varicose saphenous veins, thrombophlebitis, lumbar disc herniation and other reasons. 1. Varicose saphenous veins: 50-year-old women, especially those who are engaged in prolonged standing and physical labor, are prone to suffer from varicose saphenous veins, which are similar to earthworm-like, curved varicose veins appearing on the skin of the legs of the patients, and in severe cases, they will be accompanied by swelling and pain in the legs. 2. Thrombophlebitis: acute non-suppurative inflammation with thrombosis in the lumen of venous blood vessels, prolonged sedentary and standing, pregnancy, prolonged bed rest and other causes of the disease are prone to this disease, the patient will appear in the leg cord-like stiffness, localized pain in the leg, calf stomach swelling. 3. Lumbar intervertebral disc herniation: refers to the prolonged external strain resulting in lumbar intervertebral disc tissue protruding outward, if combined with the sciatic nerve and other pressure, the patient can appear calf stomach swelling, pain. Caused by 50-year-old woman calf stomach swelling causes are many, it is recommended to consult a doctor in a timely manner, improve the examination, a clear diagnosis and follow the doctor’s instructions to be the appropriate treatment.