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45 Cards in this Set

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  • Back
Pain in the muscles occuring during excercise but subsiding wiht rest. Inadequate blood supply to the existing muscle.
Claudication
Suggests aortoiliac disease
Buttock Claudication
Suggests distal external iliac/common femoral
Thigh Claudication
A more severe symptom of diminished blood flow to the most distal portion of the extremity. Pain at rest, usually occurs when the limb is not in a dependent position.
Ischemic rest pain
Ischemic rest pain symptoms occur where?
Forefoot,heel toes NOT CALF
Usually due to deficient or absent blood supply?
Tissue loss, necrosis, tissue death
Acute arterial occlusion symptoms
Pain,pallor pulselessness,paraesthesia,paralysis,palor,purplish
Cold sensitivity symptoms
Changes in color such as pallor,cyanisis,rubor
Symptoms of intermittent ischemia of the fingers or toes occur in response to cold exposure as well as emotional stress.
Raynauds Phenomenom
Insoluble in water,elevated plasma lipids are closely associated with the development of artherosclerosis
Hyperlipidemia
Contributing factors to artherosclerotic process
Diabetes,hyperdipidemia,smoking,age,family hx, male gender
Thickening, hardening and loss of elasticity of the walls of the arteries. Changes occur in the intima and media layer.
Artherosclerosis,arteriosclerosis obliterans
Risk factors for atherosclerosis
smoking,hyperlipidemia,family hx
Atherosclerosis most commonly occurs where
Carotid Bifurcation
Caused by obstruction of the terminal aorta, usually occurs in males and is characterized by fatigue in hips, thighs or calves on excercising absence of pulsation in femoral artery
Leriche syndrome
Obstruction of a blood vessel by a foreign substance or blood clot, may be solid, liquid or gaseous and may rise from the body or may enter from without
embolisim
Most common cause of embolism
Plaque breaking loose and traveling distally until it gets lodged in a small vessel
Types of aneurysm
True,Dissecting, Pseudo
Includes all 3 layers of the vessel wall
True
Most common location of true aneurysm
Infarenal aorta (but can be in any artery in the body)
Causes of aneurysm
Unknown but may include, poor arterial nutrition, Congential defects, infection atherosclerosis,trauma, iatrogenic injury
Different types of aneurysm
fusiform,saccular,concentric
Localized out-pouching of artery, resulting from wall thinning and stretching
Saccular aneurysm
Diffuse circumferential dilation of an artery
fusiform
Occurs when asmall tear of the intima allows blood flow to form a cavity b/w 2 wall layers most often occurs in thoracic aorta
dissecting aneurysm
A pulsating hematoma a hole in the arterial wall permits blood to escape under pressure into tissue
psuedoaneurysm
Causes of pseudoaneurysm
insertion of catheter, dialysis,trauma, or any puncture to vessel
Inflammation of the arterial wall,often results in thrombis of the vessel and can affect tibial and peroneal arteris as well as the smaller distal vessels
arteries
most common form of arteritis
buerger's disease AKA thromboangitis
Congenital narrowing of stricture of the thoracic aorta that may affect the abdominal
aorta as well
-coarctation of aorta
Clinical findings of coarctation of aorta
-HTN due to decreased kidney perfusion or manifestations of lower ext ischemia,
decreased pulses, and pressures
Where is coarctation of the aorta normally seen
-just after the arch
The media is weakened, the intima develops a tear through which blood leaks into the
false lumen
-dissection artery
Dissection artery distinguishing feature
-the thin membrane that divides the arterial lumen into two compartments
Complications of a dissecting aorta
-dissection enlarges, there is a risk of significant stenosis and or occlusion of the
main artery
Symptoms of vasospastic disorder/cold sensitivity
-changes in skin color; palor, cyanosis, rubor, pain
Two types of Raynaud’s phenomenon
-primary (idiopathic), secondary
Intermittent digital ischemia caused by digital arterial spasm, common in young women,
may be hereditary
-primary raynaud’s
Consists of normal vasoconstrictive responses of the arterioles on a fixed obstruction.
Ischemia is constantly present
-secondary raynaud’s
Caused by compression of the popliteal artery by the medial head of the gastrocnemius
muscle or fibrous bands, usually young men and bilateral
Pop artery is most commonly written about
-entrapment syndromes
Ulcerations as a result of arterial insufficiency are usually deep and regular in shape,
often over the tibial area and painful compared to venous ulcerations
-lesions
Tissue death, absent blood supply and smelly
-gangrene
Palpable vibration or thrill over a pulse may indicate?
-fistula, poststenotic turbulence, or patent dialysis graft
Low frequency sound heard on auscultation, can be from stenosis or valves
-bruits
In cases of severe stenosis, usually greater than 90% diameter reduction **bruit
disappears**
.