Write me all about limb ischemia in detailed manner from Bailey dogar and other standard books make me a complete topic
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acute limb ischemia clinical appearance
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"limb ischemia" AND management
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This is a comprehensive, exam-ready write-up on Limb Ischemia synthesized from Sabiston Textbook of Surgery (21e), Goldman-Cecil Medicine, Harrison's Principles of Internal Medicine (22e, 2025), and Current Surgical Therapy (14e), supplemented with current PubMed evidence (2025–2026).
What's covered:
Definition & Overview — ALI vs. CLI definitions, incidence, mortality figures
Etiology & Pathophysiology — Embolism vs. thrombosis distinction (clinically critical), cardiac/non-cardiac sources, atherosclerotic mechanisms, inflammatory role in CLTI
Clinical Features — The 6 Ps (Pain, Pallor, Pulselessness, Poikilothermia, Paresthesia, Paralysis); claudication spectrum; differential diagnosis table
Rutherford Classification — Full table with Doppler findings and prognosis for each grade (I, IIa, IIb, III)
Chronic Ischemia Classification — Fontaine stages, WIfI system, ABI thresholds