Klippel-Trenaunay Syndrome

Overview

Klippel-Trenaunay syndrome is a malformation found at birth (congenital) involving abnormal development of blood vessels, soft tissues and bones. People who have Klippel-Trenaunay syndrome may have the following features:

• Reddish-purple birthmarks called port-wine stains or capillary malformations
• Larger and longer extremities due to bone and soft tissue overgrowth that occurs most often in one of the lower limbs
• Varicose veins

Why choose Mayo Clinic for Klippel-Trenaunay syndrome treatment

• Teamwork. Doctors at Mayo Clinic are among the most experienced in the diagnosis and treatment of Klippel-Trenaunay syndrome. Doctors who specialize in pediatric cardiology, vascular and endovascular surgery, orthopedic surgery, vascular medicine, skin disease (dermatology), pediatrics, internal medicine, plastic surgery, diagnostic and therapeutic (interventional) radiology, heart (cardiovascular) diseases, colorectal and general surgery, urinary tract conditions (urology), psychology, and physical therapy offer many treatment options. This coordinated approach is important because Klippel-Trenaunay syndrome may involve several parts of your body.
• Research. Mayo Clinic researchers study the possible causes and genetics of Klippel-Trenaunay syndrome. Although the exact cause is unknown, genetic studies at Mayo Clinic may provide information about gene mutations seen in people who have Klippel-Trenaunay syndrome.

Mayo Clinic: Answers you can trust

At Mayo Clinic, we assemble a team of specialists who take the time to listen and thoroughly understand your health issues and concerns. We tailor the care you receive to your personal health care needs. You can trust our specialists to collaborate and offer you the best possible outcomes, safety and service.

Mayo Clinic is a not-for-profit medical institution that reinvests all earnings into improving medical practice, research and education. We're constantly involved in innovation and medical research, finding solutions to improve your care and quality of life. Your doctor or someone on your medical team is likely involved in research related to your condition.

Our patients tell us that the quality of their interactions, our attention to detail and the efficiency of their visits mean health care — and trusted answers — like they've never experienced.

Why Choose Mayo Clinic
What Sets Mayo Clinic Apart