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Updated: Mar 19, 2026

Use of a Foot-Induced Digitally Controlled Resistance Device for Functional Magnetic Resonance Imaging Evaluation in Patients with Foot Paresis
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Does obtaining an initial magnetic resonance imaging decrease the reamputation rates in the diabetic foot?

Marlena Jbara1, Ami Gokli2, Sally Beshai3

  • 1Department of Radiology, Staten Island University Hospital-Northwell Health, Staten Island, NY, USA; Mjbara@northwell.edu.

Diabetic Foot & Ankle
|June 19, 2016
PubMed
Summary
This summary is machine-generated.

Magnetic resonance imaging (MRI) before initial diabetic foot amputation did not reduce reamputation rates. However, early MRI use was associated with decreased mortality, suggesting improved survival for diabetic patients undergoing amputation.

Keywords:
amputationsdiabetic footdiabetic foot infectionsfoot ulcermagnetic resonance imagingosteomyelitis

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Area of Science:

  • Podiatric Medicine
  • Diabetic Foot Complications
  • Medical Imaging

Background:

  • Diabetes mellitus (DM) is a leading cause of pedal amputation due to neuropathy and ulcers.
  • Diabetic foot complications, including osteomyelitis, often necessitate multiple amputations.
  • Presurgical planning aims to minimize reamputation rates in diabetic patients.

Purpose of the Study:

  • To investigate the association between initial magnetic resonance imaging (MRI) and diabetic foot reamputation rates.
  • To determine if MRI utilization prior to the first amputation impacts subsequent reamputation incidence.
  • To test the hypothesis that MRI underutilization contributes to higher reamputation rates.

Main Methods:

  • Retrospective cohort analysis of 368 diabetic patients undergoing initial hallux amputation.
  • Comparison of reamputation rates between patients with and without pre-amputation MRI.
  • Statistical adjustment for multiple confounding factors including age, HbA1c, and comorbidities.

Main Results:

  • No significant association was found between initial MRI and reduced reamputation rates.
  • A statistically significant association was observed between early MRI acquisition and decreased mortality rates.
  • Patients receiving MRI prior to amputation demonstrated improved survival rates.

Conclusions:

  • Initial MRI does not appear to influence the incidence of reamputation in diabetic foot cases.
  • Early MRI in diabetic foot care is linked to a significant reduction in patient mortality.
  • MRI may play a role in improving overall survival outcomes for diabetic patients facing amputation.