Deep learning-derived retinal biomarker associated with diabetes-related amputation in type 2 diabetes - Scorecard - MDSpire

Deep learning-derived retinal biomarker associated with diabetes-related amputation in type 2 diabetes

  • By

  • Junseok Park

  • Jung Soo Yoon

  • Sahil Thakur

  • Dongjin Nam

  • Sunjin Hwang

  • July 1, 2026

  • 0 min

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Clinical Scorecard: Retinal Biomarker from Deep Learning Linked to Amputation Risk in Type 2 Diabetes Patients with Diabetic Foot Complications

At a Glance

CategoryDetail
ConditionDiabetic Foot Complications
Key MechanismsDeep learning-derived retinal biomarker associated with coronary artery calcification as a predictor of amputation risk.
Target PopulationPatients aged 30-79 years with type 2 diabetes and diabetic foot complications.
Care SettingUniversity hospital ophthalmology department.

Key Highlights

  • Study included 392 individuals with type 2 diabetes, 79 with DF-related amputation.
  • AUC of the full model for predicting amputation was 0.791.
  • Retinal biomarker showed incremental association with DF-related amputation beyond conventional diabetes variables.
  • Sensitivity of 87.5% and specificity of 90.4% at specified cutoffs.
  • Five-year mortality after DF-related amputation exceeds 50%.

Guideline-Based Recommendations

Diagnosis

  • Utilize deep learning-derived retinal biomarkers to assess amputation risk in diabetic foot patients.

Management

  • Implement timely limb-salvage strategies for high-risk individuals identified through retinal imaging.

Monitoring & Follow-up

  • Regularly monitor retinal health and related biomarkers in patients with type 2 diabetes.

Risks

  • Patients with diabetic foot complications have a high risk of amputation and subsequent mortality.

Patient & Prescribing Data

Individuals with type 2 diabetes and diabetic foot complications.

Early identification of high-risk patients can lead to improved management and prevention of amputations.

Clinical Best Practices

  • Incorporate retinal imaging in routine assessments for patients with diabetic foot complications.
  • Educate patients on the importance of glycemic control and foot care to prevent complications.

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