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Venous Insufficiency

Venous Insufficiency DVT 402

QuestionAnswer
What is secondary venous incompetence? Damage to valves or scars on leaflets
99% of venous insufficiency occurs where in the leg? Gaiter Zone
Where is the typical confluence of the small saphenous vein? Popliteal vein
Why are there more valves in the lower leg? There is increased hydrostatic pressure to overcome.
True or False:If the GSV is functioning as a major collateral, it is fine to proceed with it's removal. False!
What are the three areas of data represented on a histogram? Direction, time, distance
What should happen to flow with distal compression? Flow should increase during compression in an antegrade direction and stop when released.
What do perforators connect? Superficial to deep veins
True or False: Perforating veins are easily identified and everyone has at least 3 on each leg. False: only incompetent perforators are easily seen and the number can vary depending on each patient.
Where should yo measure Cockett's perforating veins? Measure the diameter where it breaks through the fascia line.
Created by: arfair1
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