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Vascular Disorders Peripheral Arterial Disease of the Lower Extremities. Aortoiliac, femoral, popliteal, tibial, or peroneal arteries Classic symptom: Intermittent Claudication Ischemic muscle ache precipitated by a consistent level of exercise Paresthesia – numbness / tingling in toes & feet
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Vascular DisordersPeripheral Arterial Disease of the Lower Extremities • Aortoiliac, femoral, popliteal, tibial, or peroneal arteries • Classic symptom: Intermittent Claudication • Ischemic muscle ache precipitated by a consistent level of exercise • Paresthesia – numbness / tingling in toes & feet • Trophic changes: reactive hyperemia dependent rubor • Rest pain – nocturnal
Peripheral Arterial Disease of the Lower Extremities • Diagnostics: • Non-invasive: Doppler Studies • Invasive: Angiography
Peripheral Arterial Disease of the Lower Extremities • Treatment: • Risk Factor Modification – • HTN – Stepped Approach to Control • Smoking - Cessation • Treatment of hyperlipidemia - Nutrition • Exercise – slow progressive walking • Medication – • Antiplatelet Therapy – Plavix / ASA • < blood viscosity / >erythrocyte flexibility – Trental • < platelet aggregation & promote vasodilation - Pletal
Peripheral Arterial Disease of the Lower Extremities • Critical Limb Ischemia • Interventional Radiology • Percutaneous transluminal balloon angioplasty • Atherectomy • Surgical Revascularization • Endarterectomy • Graft angioplasty • Peripheral artery bypass surgery • End-stage surgery - amputation
Vascular DisordersPeripheral Arterial Disease of the Lower Extremities • Nursing Diagnoses • Ineffective tissue perfusion • Impaired skin integrity • Acute pain • Activity intolerance • Ineffective therapeutic management
Peripheral Arterial Disease of the Lower Extremities • Assess: Peripheral pulses, pallor, blanching, hyperemia, warmth, capillary refill, ability to bear weight and walk, pain, risk factors • Nsg Action: Medication administration, prepare for tests, treatment, surgery, prevent injury, skin care, community referrals • Pt/Family Education: Skin care, Medications, risk factor modification, exercise
Peripheral Vascular DiseaseThromboangiitis ObliteransBuerger’s Disease • Nonathersclerotic, segmental inflammation of arteries, veins & nerves of upper and lower extremities • More common in men 25-40 years of age • Correlates with cigarette smoking • Rest pain, ischemic ulcerations • Tx: smoking cessation / medications – anti-platelets, vasodilators • Surgical: Amputation
Peripheral Vascular DiseaseRaynaud’s Phenomenon • Episodic vasospastic disorder of small cutaneous arteries in fingers & toes • Cause: Exaggerated SNS stimulation • Occurs in women 15 -40 years of age • May occur with collagen diseases: RA, scleroderma, systemic lupus erythematosus • Vasospasm Phase: Blanching of hands & fingers with throbbing, aching pain, numbness, tingling • Hyperemic Phase: swelling • Tx: Smoking Cessation, no meds with vasoconstrictive effect; avoid cold; avoid constrictive clothes; Give Calcium-channel blockers