Encyclopedia Home / K / Klippel-Trenaunay syndrome

Klippel-Trenaunay syndrome

  • Alternative Names

    Klippel-Trenaunay-Weber syndrome; KTS; Angio-osteohypertrophy; Nevus varicosus osteohypertrophicus syndrome; Hemangiectasia hypertrophicans; Nevus verucosus hypertrophicans

    • Many port wine stains or other blood vessel problems, including dark spots on the skin.
    • Varicose veins (may be seen in early infancy, but are more likely to be seen later in childhood or adolescence)

    Other possible symptoms:

    • Bleeding from the rectum
    • Blood in the urine

    Signs and tests

    Persons with this condition may have excessive growth of bones and soft tissue. This occurs most commonly in the legs, but it also may affect the arms, face, head, or internal organs.