Assessing ChatGPT-4 as a clinical decision support tool in neuro-oncology radiotherapy: a prospective comparative study - Scorecard - MDSpire

Assessing ChatGPT-4 as a clinical decision support tool in neuro-oncology radiotherapy: a prospective comparative study

  • By

  • Paolo Tini

  • Federica Novi

  • Flavio Donnini

  • Armando Perrella

  • Giulio Bagnacci

  • Maria Antonietta Mazzei

  • Giuseppe Minniti

  • October 15, 2025

  • 0 min

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Clinical Scorecard: Evaluating the Role of ChatGPT-4 as a Support Tool for Clinical Decision-Making in Neuro-Oncology Radiotherapy: A Prospective Comparative Analysis

At a Glance

CategoryDetail
ConditionCentral nervous system tumors requiring post-surgery radiotherapy
Key MechanismsAI-assisted clinical decision support using ChatGPT-4 to generate radiotherapy recommendations based on patient-specific data and clinical guidelines
Target PopulationAdult patients with CNS tumors (glioblastoma, meningiomas, low-grade gliomas, and other rare primary CNS tumors) considered for postoperative radiotherapy
Care SettingTertiary hospital multidisciplinary neuro-oncology tumor board

Key Highlights

  • ChatGPT-4’s radiotherapy recommendations were prospectively compared to expert tumor board decisions and clinical guidelines across 101 consecutive CNS tumor cases.
  • Cases were stratified by complexity (low, intermediate, high) to evaluate AI performance variability in guideline-based and ambiguous clinical scenarios.
  • The study assessed concordance in treatment indication, target volumes, and dose/fractionation, highlighting potential AI limitations in specialized neuro-oncology radiotherapy planning.

Guideline-Based Recommendations

Diagnosis

  • Use multidisciplinary tumor board consensus integrating histology, imaging, and patient factors for radiotherapy decision-making.
  • Classify cases by complexity based on guideline clarity to guide treatment planning.

Management

  • Follow evidence-based guidelines (e.g., ESMO, NCCN) for standard postoperative radiotherapy indications in low-complexity cases.
  • Adjust radiotherapy target volumes and doses based on tumor histology, location, and patient performance status.
  • Consider multidisciplinary expert input for intermediate and high-complexity cases lacking clear guidelines.

Monitoring & Follow-up

  • Regularly review treatment plans for consistency with evolving guidelines and multidisciplinary consensus.
  • Monitor for potential errors or suboptimal radiotherapy choices that may impact patient outcomes and toxicity.

Risks

  • Be aware that AI tools like ChatGPT-4 may hallucinate false information or lack up-to-date clinical knowledge.
  • Avoid sole reliance on AI recommendations due to potential for incorrect or harmful treatment suggestions in complex cases.
  • Ensure human expert validation of AI-generated radiotherapy plans before clinical implementation.

Patient & Prescribing Data

Adult CNS tumor patients undergoing evaluation for postoperative radiotherapy in a tertiary neuro-oncology setting

ChatGPT-4 can provide coherent radiotherapy recommendations but shows variable concordance with expert decisions, especially in intermediate and high-complexity cases; repeated queries showed some inconsistency.

Clinical Best Practices

  • Use AI decision support tools like ChatGPT-4 as adjuncts to, not replacements for, multidisciplinary expert judgment in neuro-oncology radiotherapy planning.
  • Incorporate structured, standardized clinical data inputs to optimize AI recommendation accuracy.
  • Perform prospective validation of AI tools across case complexities and tumor histologies before clinical adoption.
  • Maintain awareness of AI limitations including potential for outdated knowledge and lack of clinical nuance.
  • Engage multidisciplinary teams to interpret and contextualize AI-generated recommendations.

References

Original Source(s)

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