Neuro / vascular surgery

Question 1

Secondary prevention drugs for patients with peripheral arterial disease?

Answer 1

75mg clopidogrel

80mg atorvastatin

Question 2

Suspected SAH investigations:

Answer 2

CT: hyperdense / bright

if CT negative: LP (at least 12 hours following onset of symptoms)

Question 3

Management of SAH:

Answer 3

Coil - interventional radiologists
Neurosurgeon - craniotomy / clipping
Control blood pressure - NIMODIPINE

Question 4

Aortic aneurysm screening outcomes:

Answer 4

<3cm: no further action
3-4.4: rescan every 12 months
4.5-5.4: rescan every 3 months
>5.5: refer within 2 weeks to vascular surgeons
refer if rapidly enlarging (>1cm/year)

Question 5

What is a marjolin’s ulcer?

Answer 5

squamous cell carcinoma occuring at site of chronic inflammation after 10-20 years

Question 6

What is Takayasu’s arteritis?

Answer 6

large vessel granulomatous vasculitis - most commonly affects young asian females. Presents with mild systemic illness followed by pulseless phase with symptoms of vascular insufficiency,
Treatment - systemic steroids

Question 7

What is a marjolin’s ulcer?

Answer 7

squamous cell carcinoma occuring at site of chronic inflammation after 10-20 years