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64 Cards in this Set
- Front
- Back
MC congenital hypercoagulable disorder?
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resistance to activated protein factor(leiden)
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3 stages of atherosclerosis?
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foam cell, smooth cell proliferation, intimal disruption causing thrombus formation
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which vessel layer involved in HTN?
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media layer
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what kind of flow seen in ECA?
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triphasic flow
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what kind of flow see in ICA?
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continuous forward flow
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communication between ICA and ECA?
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ophthalmic and internal maxillary a.
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MC diseased intercranial a.?
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middle cerebral a.
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what is seen in retinal exam with amaurosis fugax?
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hollenhorst plaques
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wait period post stroke for a CEA?
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4-6wks
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indications for emergent CEA?
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fluctuating or evolving TIAs
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indications for shunt during CEA?
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stump pressure <50
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MC nerve injury CEA?
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vagus nerve
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innervation of ansa cervicalis?
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strap muscles
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management of pulsatile, bleeding mass after CEA?
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intubate, then repair
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restenosis rate after CEA?
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15%
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some indications for stenting over CEA?
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>80y/o, MI 4wks prior, CABG 6mo prior, dialysis, EF<30%, severe COPD, contralateral laryngeal nerve palsy
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tx of carotid body tumors?
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resection
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size indication for ascending aortic aneurysmal repair?
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>7cm(6cm for marfan)
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extra precaution in descending aortic aneurysm repair?
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reimplant intercostal vessels below T8
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debakey classification of dissections?
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type I-both
type II-ascending type III-descending |
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layer involved in aortic dissections?
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media layer
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at what diameter is there 100% rupture risk within 5yrs for AAA?
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>8cm
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MC area of AAA rupture?
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left posterolateral wall, 2-4cm below renal
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two risk factors for increasing rupture?
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diastolic HTN or COPD
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indication for reimplant of IMA during AAA repair?
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back pressure <40mm
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flow maintainence required in at least one int. illiac during AAA repair to avoid?
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vasculogenic impotence complication caused by what during AAA repair?
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MC cause of late deathe after AAA repair?
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renal failure
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diarrhea(esp. bloody) after AAA repair worrisome for?
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ischemic colitis
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MC complication after AAA graft placement?
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atherosclerotic occulsion
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inflammatory aneurysms cause adhesions where?
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adhesion to 3rd and 4th part of duodenum
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MC cause of mycotic aneurysm?
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salmonella
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MC cause of AAA repair graft infection?
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staph
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herald bleed with hematemesis 6mo after AAA repair?
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aortoenteric fistula
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structures in each compartment of leg?
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ant.-deep fibular nerve and ant tib a.
lateral- superficial fibular nerve deep post- tibial nerve, post tib, peroneal a. sup post-sural nerve |
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innervation of deep peroneal nerve?
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sensation between 1st and 2nd toe
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MC site of occulsion in LE?
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hunter's canal(distal superficial fem a. exits here)
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ABI numbers and start of symptoms?
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<0.9-claudication
<0.6-rest pain <0.5-ulcers <0.3-gangrene |
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causes of swelling post LE bypass?
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DVT, then reprofusion injury
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MC cause or early graft failure? late failure?
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mechanical, then atherosclerosis
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vascular ulcer located on 2nd MTP?
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malperforans ulcer
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MC leg compartment affected by compartment syndrome?
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footdrop from deep peroneal n. compression
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mc way of dx. compartment syndrome?
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clinical
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claudication with loss of pulse during plantar flexion?
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popliteal entrapment syndrome
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tx. of poplieteal entrapment syndrome?
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medial head gastroc resection
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MC of acute art. emboli?
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a fib.
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MC location of embolism in periphery?
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common femoral
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time window before limb ischemia in embolic events?
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4-6hrs.
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blue toe syndrome pathogenesis?
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flaking emboli off aortoiliac plaques
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MC renal atheroscoliosis location?
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proximal 1/3 of left in men
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MC renal fibromuscular dysplasia?
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distal 1/3 right in women
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anatomy pathway of subclavian vein?
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over 1st rib, passing ant. to ant. scalene
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anatomy pathway of subclavian a.?
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over 1st rib, passing post to ant. scalene
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which UE nerve distribution MC affected with thoracic outlet?
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ulnar nerve distribution
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MC visceral aneurysm?
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splenic
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indications for splenic a. aneurysm?
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symptomatic, pregnant, or childbearing age(rupture common in 3rd trimester)
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which visceral aneurysms can be tx just with exclusion?
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splenic and hepatic a.
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size indication for iliac a. aneurysm?
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>3cm
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size indication for femoral a. aneurysm?
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>2.5cm
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MC complication of popliteal aneurysm?
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emboli or thormbosis
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dx. of popliteal a. aneurysm?
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US
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tx of femoral pseudoaneurysm?
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US guided thrombin injection
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medical tx of raynaud's?
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CCB and warmth
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migrating thrombophlebitis indicates?
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pancreatic CA
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long term tx of first, and subsequent DVT?
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1st-warfarin 6mo
2nd-warfarin 1y 3rd of PE-lifetime coumadin |