10.07.2015 Views

Part 6: Detection and Prevention of Foot Problems in Type 2 Diabetes

Part 6: Detection and Prevention of Foot Problems in Type 2 Diabetes

Part 6: Detection and Prevention of Foot Problems in Type 2 Diabetes

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Evidence – <strong>Foot</strong> Deformity <strong>and</strong> Previous Amputation as RiskFactors for Ulceration <strong>and</strong> AmputationPrevious amputation is a risk factor for ulceration <strong>and</strong> further amputationA history <strong>of</strong> previous lower extremity event (ulceration or amputation) determ<strong>in</strong>ed by<strong>in</strong>terview, medical record review <strong>and</strong> exam<strong>in</strong>ation, was used to classify risk <strong>in</strong> aprospective study <strong>of</strong> 358 American Indians (Rith-Najarian et al, 1992). People <strong>in</strong> therisk category, <strong>in</strong>clud<strong>in</strong>g previous amputation had the highest level <strong>of</strong> risk forulceration (OR 78) <strong>and</strong> further amputation (rate 180/1000 diabetic person-year). Thetrend for <strong>in</strong>creas<strong>in</strong>g risk <strong>of</strong> amputation <strong>and</strong> ulceration with the risk category which<strong>in</strong>cluded neuropathy, deformity <strong>and</strong> a history <strong>of</strong> ulceration or amputation, was highlysignificant (p

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