misdiagnosis
If there's one lesson that I like to emphasize while laying down my near-daily dose of Insolence, both Respectful and not-so-Respectful, it's that practicing medicine and surgery is complicated. Part of the reason that it's complicated is that for many diseases our understanding is incomplete, meaning that physicians have to apply existing science to their treatment as well as they can in the context of incomplete information and understanding. The biology of cancer, in particular, can be vexing. Some cancers appear to progress relentlessly, meaning that it's obvious that all of them must be…
"One in six patients 'wrongly diagnosed by NHS doctors'," shouts the Daily Mail (via EvidenceMatters. This should not surprise us: Autopsies have been finding a similar percentage of misdiagnosis among the dead for decades. Doctors will always miss some diagnoses. Progress is a matter of ever narrowing the list of things doctors miss -- so the other problems can be diagnosed and treated, letting the patients live longer (till they did of something incurable -- or something we still haven't learned to diagnose. Learn to properly diagnose, say, appendicitis, and you can save the life of a10-…