Week 6 - Chronic Venous Insufficiency

Question 1

What is CVI?

Answer 1

Prolonged venous hypertension that stretches veins and damages valves

Question 2

What does back up of blood lead to?

Answer 2

• leads to edema and decreased perfusion

Question 3

What may cause back up of blood? (4)

Answer 3

• standing/sitting for prolonged periods
• obesity
• Hypercoagulable states/vein trauma/thrombus formation
• Incompetent valves (varicose veins)

Question 4

What does CVI ultimately lead to? (3)

Answer 4

• venous stasis ulcers
• Swelling
• cellulitis (redness, swelling, pain)

Question 5

What are the clinical manifestations of CVI/PVD? (3, 7)

Answer 5

1. Edema
2. Stasis dermatitis: reddish-brown discoloration extending up to calf
3. Stasis ulcers
   - from edema/minor injury
   - often above medial malleolus
   - irregular borders
   - difficult to heal

Question 6

Arterial vs Venous PVD chart*

Answer 6