What is postphlebitic syndrome?
A person with postphlebitic syndrome, or post-thrombotic syndrome, has damaged veins in an arm or leg. The damaged veins do not allow blood to flow back to the heart properly, resulting in swelling of the leg or arm. The most common causes of post-phlebitic syndrome are deep venous thrombosis and thrombophlebitis.

What are the symptoms of postphlebitic syndrome?
Symptoms of postphlebitic syndrome include arm swelling and arm pain, or leg swelling and leg pain. Additional symptoms of postphlebitic syndrome include itching, darkened skin, skin ulcers, and rash that looks like bruises beneath the skin.

How does the doctor treat postphlebitic syndrome?
Treatment for postphlebitic syndrome may include keeping the arm or leg elevated while sitting, regular exercise, elastic support stockings, and wound care for ulcers.