Development and internal validation of a radiomics-clinical combined model for predicting axillary pathological complete response in clinically node-positive breast cancer patients after neoadjuvant chemotherapy - Scorecard - MDSpire

Development and internal validation of a radiomics-clinical combined model for predicting axillary pathological complete response in clinically node-positive breast cancer patients after neoadjuvant chemotherapy

  • By

  • Weitao Yan

  • Wenxuan Lu

  • Ying Dai

  • Xiangchao Meng

  • Kai Feng

  • July 10, 2026

  • 0 min

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Clinical Scorecard: Creation and internal assessment of a combined radiomics-clinical model for forecasting axillary pathological complete response in breast cancer patients with clinically positive nodes following neoadjuvant chemotherapy

At a Glance

CategoryDetail
ConditionBreast cancer with clinically positive nodes
Key MechanismsNeoadjuvant chemotherapy and radiomics for predicting axillary pathological complete response
Target PopulationClinically node-positive breast cancer patients
Care SettingOncology clinical practice

Key Highlights

  • Overall apCR rate was 43.5% in the study cohort.
  • The combined model achieved a validation AUC of 0.703.
  • The combined model outperformed the radiomics-only model significantly.

Guideline-Based Recommendations

Diagnosis

  • Assessment of axillary response following neoadjuvant chemotherapy.

Management

  • Consideration of surgical de-escalation from axillary lymph node dissection to sentinel lymph node biopsy based on apCR prediction.

Monitoring & Follow-up

  • Regular evaluation of clinical and radiomic predictors for apCR.

Risks

  • Potential morbidity associated with axillary lymph node dissection, including lymphedema and chronic pain.

Patient & Prescribing Data

386 clinically node-positive breast cancer patients

Neoadjuvant chemotherapy is standard for locally advanced cases.

Clinical Best Practices

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