Letters Sir Karl Popper, swans, and GPs

Cognitive biases affect clinical judgment

BMJ 2011; 343 doi: https://doi.org/10.1136/bmj.d7705 (Published 29 November 2011) Cite this as: BMJ 2011;343:d7705
  1. Ibrahim Imam, consultant neurologist1
  1. 1Torbay Hospital, Torquay TQ2 7AA, UK
  1. iimam{at}nhs.net

Berghmans and Schouten highlight the role of cognitive errors in causing delayed diagnoses.1 The problem seemed to be localising the site of a pathological process rather than diagnosing a rare disease. With hindsight, severe back pain, difficulty in walking, and leg spasms should have prompted early magnetic resonance imaging or a specialist …

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