Vein Glossary

Below is a glossary of terms related to all aspects of venous disease

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Laser (Light Amplification by Stimulated Emission of Radiation)
A laser is used to treat veins. The laser delivers a single wavelength of intense electromagnetic radiation (light energy) directly into the vein, causing intense heat that destroys the lining of the vein. The vein will eventually clot and scar down.
  -- 940-nm laser for treatment of saphenous insufficiency: histological analysis and long-term follow-up,

Lateral Reticular Perforator
A vein from the deeper system to the lateral reticular vein responsible for high pressure in the cutaneous circuit.

Lateral Reticular Vein
Refers to the venous system on the lateral aspect of the leg that is the most common site for spider veins.

Leiden Factor V
A patient with a mutation of Factor V (clotting factor) may be more prone to develop clots in the venous system.

Lipedema is an adipose tissue / lymphatic disorder causing volume increases in the lower body. It affects 11% of the female population. Symptoms can include pain, difficulty walking, and poor self image.

The lumen is the opening inside of the vein in which blood flows.

Lymphedema refers to swelling in the legs due to abnormal flow of fluid through lymph vessels.