Chronic Venous Insufficiency Flashcards
1
Q
What is the pathophysiology of CVI
A
Venous hypertension from
- Obstruction of flow
- Dysfunction of valves
- Failure of venous pump
2
Q
What is the clinical presentation of CVI
A
- Venous dilation
- Edema
- Skin changes
- Venous ulcer
3
Q
What is the CEAP classification of CVI
A
-
4
Q
What are the types of venous dilatation
A
- Telangiectasis 0.1-1mm
- Reticular veins 1-3mm
- Varicosities - >3mm
- Corno phlebecatica - underneath the ankle
5
Q
What is the hallmark of CVI
A
Edema worsened on dependency and better with recumbency
6
Q
What skin changes occur in CVI
A
- Hyperpigmentation on gaiter area due to hemosiderin
- Phlegmasia alba dolens
- Atrophie blanche - avascular fibrotic scars
- Eczema
- Lipodermatosclerosis resulting in inverted champagne bottle sign
- Cellulitis
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)