SDMS CME Credit – A Cautionary Tale of Vascular Abnormalities in Klippel-Trenaunay Syndrome: A Case Report

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Authors: Marissa Paris, Emily Henderson, Dee Sharrock, and Douglas W. Clem

Category: Vascular Technology [VT]

Credit: 0.50 SDMS CME Credit

Objectives: After studying the article, you should be able to:

• • Describe the characteristics of Klippel-Trenaunay syndrome (KTS).

• • Discuss the use of sonography in the evaluation of KTS.

• • Recognize the sonographic and clinical findings of KTS.

1. A noninherited genetic mutation in which gene is believed to be responsible for Klippel-Trenaunay syndrome (KTS)?

2. B. PIK3CA

3. C. ESR1

4. D. VEGFA

In 2023, the patient from the case report had a standing venous reflux sonogram study that showed which vein was diminished/hypoplastic?

A. Right femoral vein

B. Left femoral vein

C. Right small saphenous vein

D. Left small saphenous vein

According to the case report, what was the diameter of the great saphenous vein at the thigh?

A. 5.0mm

B. 6.4mm

C. 10.6mm

D. 12.3mm

Which of the following is a clinical feature of KTS?

A. Port wine stain

B. Bruit

C. Limb atrophy

D. Claudication

Varicosities have been reported in what percentage of KTS cases?

A. 11%

B. 67%

C. 72%

D. 88%

Access the SDMS CME test at: learn.sdms.org