Chronic Venous Insufficiency Flashcards

1
Q

What is the pathophysiology of CVI

A

Venous hypertension from

  1. Obstruction of flow
  2. Dysfunction of valves
  3. Failure of venous pump
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2
Q

What is the clinical presentation of CVI

A
  1. Venous dilation
  2. Edema
  3. Skin changes
  4. Venous ulcer
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3
Q

What is the CEAP classification of CVI

A

-

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4
Q

What are the types of venous dilatation

A
  1. Telangiectasis 0.1-1mm
  2. Reticular veins 1-3mm
  3. Varicosities - >3mm
  4. Corno phlebecatica - underneath the ankle
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5
Q

What is the hallmark of CVI

A

Edema worsened on dependency and better with recumbency

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6
Q

What skin changes occur in CVI

A
  1. Hyperpigmentation on gaiter area due to hemosiderin
  2. Phlegmasia alba dolens
  3. Atrophie blanche - avascular fibrotic scars
  4. Eczema
  5. Lipodermatosclerosis resulting in inverted champagne bottle sign
  6. Cellulitis
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7
Q

What is are the features of venous ulcer formation

A

Shallow, flat, moist ulcer commonly over medial malleoulus
Surrounding skin with CVI
Risk of SCC (Marjolin ulcer)

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