Encyclopedia Home / T / Thrombophlebitis


  • Definition

    Thrombophlebitis is swelling (inflammation) of a vein caused by a blood clot.

    Alternative Names


    Causes, incidence, and risk factors

    The following increase your chances for thrombophlebitis:

    • Being hospitalized for a major surgery or with a major illness
    • Disorders that make you more likely to develop blood clots
    • Sitting for a long period of time (such as on a long airplane trip)

    There are two main types of thrombophlebitis:

    • Deep venous thrombosis (affects deeper, larger veins)
    • Superficial thrombophlebitis (affects veins near the skin surface)