Threatened_Limb_Loss

Threatened_Limb_Loss - Limb Threatening Ischemia Limb Vic...

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Limb Threatening Ischemia Limb Threatening Ischemia Vic V. Vernenkar, D.O. General & Vascular Surgery
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Introduction Introduction An acute or chronic process that, if left untreated, may result in amputation Occurs due to a sudden decrease in the blood flow to a limb, with a resultant threat not only to the limb, but to the patient as a whole Does not specify etiology Prompt recognition Determine if the patient needs emergent treatment or less urgent work-up
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Introduction Introduction Limb hypoperfusion results in systemic acid-base and electrolyte abnormalities Impair cardiopulmonary and renal function Reperfusion can result in release of toxic free radicals, further compromising these fragile patients Patient expectations not often realistic
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Classification of Ischemia Classification of Ischemia Category Sensory Change Motor Change Arterial Doppler Venous Doppler Viable None None Audible Audible Threatened Rest Pain Moderate Inaudible Audible Irreversible Anesthetic Paralysis Inaudible Inaudible
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Clinical Presentation Clinical Presentation Rest Pain May be the first symptom of severe ischemia Other causes of leg and foot pain Pain localized to forefoot below ankle Dependent rubor, pallor on elevation Pulses absent
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Clinical Presentation Clinical Presentation Rest Pain Usually does not occur unless the patient has at least two significant occlusive arterial lesions Femoral-Popliteal & Distal tibial
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Clinical Presentation Clinical Presentation
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Threatened_Limb_Loss - Limb Threatening Ischemia Limb Vic...

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