Vein Glossary

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

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Radio Frequency
Any type of device that produces heat from electricity and it is used to treat large and small veins.

Refers to the formation of a new lumen after treatment of veins with heat ablation.

Recurrent Veins
The term referred to the formation of new veins after previous venous procedures. The cause of recurrent veins must be determined before treatment can commence.
  -- Factors Associated with Recurrence of Varicose Veins after Thermal Ablation: Results of The Recurrent Veins after Thermal Ablation Study
  -- Presentation of the patient with recurrent varices after surgery (REVAS).

Venous reflux occurs when the valves that usually keep blood flowing out of your legs become diseased and no longer function as one-way valves. The blood refluxes back into your legs and is basically going the wrong way. The blood is being pushed back into the leg, instead of moving towards the heart for proper oxygenation. -- Also called: venous reflux

Reticular Dermis
The area under the squamous layer of skin where most spider veins are located 0.3 mm to 0.8 mm below the skin level.

Reticular Vein
The bluish/greenish veins are close to the skin surface. They are usually visible and everyone has them. When there is increased transmitted venous pressure, reticular veins sometimes will dilate or be associated with spider veins.