Surgery Flashcards
(42 cards)
Features of venous insufficiency?
Oedema
Brown pigmentation
Lipodermatosclerosis
Eczema
Location and important feature of venous leg ulcers?
Ankle
Painless
What is Deep venous Insufficiency related?
Previous DVT
Superficial venous insufficiency assoc with what?
Varicose veins
Doppler US looks at what?
Reflux
Duplex US looks at?
Anatomy and flow of vein
Managemnet of venous leg ulcer?
4 layer compression banding
If a venous ulcer fails to heal after 12 weeks or >10 cm 2 what might be required?
Skin grafting
Venous ulcers are mostly due to?
Venous HT
Secondary to chronic venous insufficiency
Pathology of venous ulcer?
Capillary fibrin cuff
Leucocyte sequestration
What is Marjolin’s ulcers?
SCC
Where do Marjolin’s ulcers occur?
Sites of chronic inflammation
Mainly lower limb
Arterial ulcers occur where?
Toes and heel
Appearance of arterial ulcers?
Deep, punched out appearance
Which type of ulcer is painful?
Arterial
Arterial ulcer description?
Toe/heel
Cold, no pulse
Painful
Deep punched out appearance
ABPI measurements of arterial ulcer?
LOW
Neuropathic ulcers location?
Plantar surface of metatarsal head and plantar surface of hallux
What are neuropathic ulcers due to and what can they commonly result in?
Pressure
Amputation
Screening for AAA?
Single US males aged 65<
Takaysu’s arteritis?
Who?, features?
Young asian females
Pulseless peripheries
What is subclavian steel syndrome?
Stenosis or occlusion of subclavian artery
This results in increased metabolic need of arm, then resulting in retrograde flow and symptoms of CNS vascular insufficiency
Aortic dissection presentation?
Chest pain (ascendingA: anterior, descendingA: back)
Widening aorta on x-ray
Diagnosing aortic dissection?
CT