Letters
Diagnostic reasoning
Diagnostic reasoning: a single entity diagnosis is often inadequate
BMJ 2022; 376 doi: https://doi.org/10.1136/bmj.o603 (Published 09 March 2022) Cite this as: BMJ 2022;376:o603
- William P Whitehouse, honorary (clinical) associate professor, honorary consultant paediatrician (neurologist)
- School of Medicine, University of Nottingham, and Nottingham University Hospitals NHS Trust, Nottingham, UK
- william.whitehouse{at}nottingham.ac.uk
I enjoyed Brush and colleagues’ review of diagnostic reasoning, especially the figures illustrating the relation between pre-test and post-test probabilities.1 An educational review should, however, emphasise that a diagnosis is often not a unitary concept such as “aortic dissection,” even in cardiology.
This is particularly evident in paediatric neurology, where it is important not simply to make a …
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