Skip to content
LLMMedium

Google Healthcare AI Model Med‑Gemini Allegedly Produces Non‑Existent 'Basilar Ganglia' Term in Published Output

Occurred
May 6, 2024
Published
Aug 4, 2025
Source
AI Incident Database

Summary

Google’s Med‑Gemini healthcare AI reportedly produced the non‑existent term "basilar ganglia" in public launch materials, conflating two distinct brain structures. The error reportedly appeared in both a blog post and an arXiv preprint. Google is reported to have initially edited the blog without acknowledgment, later calling it a typo.

Developers

  • Google

Deployers

  • Google

Harmed parties

  • Patients whose care could be affected by undetected AI hallucinations
  • Medical research community citing or using erroneous AI outputs
  • Healthcare professionals relying on AI‑generated diagnostic content

Tags

  • Hallucination
  • Medical AI error
  • Diagnostic terminology fabrication
  • Healthcare AI risk
  • Radiology report generation
  • Automation bias in medicine
  • High‑stakes AI failure
  • Medical research publication error
  • Clinical decision‑making risk

Classification

Category confidence: 90%
Severity confidence: 85%

Rationale: AI model hallucinated a non-existent medical term in public documentation, representing a notable failure without immediate physical harm.

Classifier: Qwen/Qwen3.5-35B-A3B-FP8

Visit source