Leg swelling and pain may be caused by lower extremity thrombosis, knee synovitis, phlebitis, heart disease, kidney disease and other reasons.
1. Lower extremity thrombosis: many patients in the early stage of lower extremity thrombosis, manifested as a slight swelling of the legs, and at the same time there are painful symptoms, especially after standing for a long time the symptoms are obvious. It is recommended that patients diagnose the condition through imaging or vascular ultrasound in a timely manner.
2. Knee synovitis: patients may have knee pain, swelling and other manifestations, and severe leg pain, swelling and other symptoms. Patients are advised to confirm the diagnosis based on MRI and knee joint examination.
3. Phlebitis: patients with poor blood return, resulting in leg pain and swelling symptoms.
4. Heart disease: for example, heart failure, the heart pumping function is reduced, can not effectively discharge the blood in the heart, the lower limbs of the blood back to the heart increased resistance, resulting in blood components in the blood vessels penetrate into the tissues, the emergence of swelling and pain in the legs.
5. Kidney disease: for example, nephrotic syndrome, due to a large amount of proteinuria can lead to hypoproteinemia. Hypoproteinemia makes the water inside the blood vessels from the blood vessels in large quantities to reach the outside of the blood vessels, along the subcutaneous flow to the sagging parts of the body, appearing feet edema.
People with swelling and pain in the legs caused by diseases are advised to seek medical attention as soon as possible to identify the cause of the disease and target treatment under the guidance of the doctor.