AI Falls Short on Differential Dx - Takeaway - MDSpire
From the Journals

AI Falls Short on Differential Dx

New PrIME-LLM benchmark shows strong diagnostic accuracy but persistent gaps in clinical reasoning across 21 large language models

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  • 1

    21 LLMs evaluated for clinical diagnostic performance.

  • 2

    High final diagnosis accuracy (81%-90%).

  • 3

    Differential diagnosis failed over 80% of the time.

  • 4

    PrIME-LLM revealed wider performance differences.

  • 5

    AI lacks nuanced reasoning for clinical uncertainty.

Original Source(s)

AI Falls Short on Differential Dx

  • by Kathryn Wighton

  • April 13, 2026

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