Study suggests harmful diagnostic errors may occur in 1 in every 14 general medical hospital patients
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Misdiagnosis rates are about seven percent (7%).

Drosophila melanogaster
Drosophila melanogaster - Wikipedia

First map of every neuron in an adult brain has been produced for a fruit fly
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Neuroscience breakthrough: Entire brain of adult fruit fly mapped
Neuroscience breakthrough: Entire brain of adult fruit fly mapped | ScienceDaily.

FlyWire Brain
FlyWire

A Complete Electron Microscopy Volume of the Brain of Adult Drosophila melanogaster
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6063995/

A Single-Cell Transcriptome Atlas of the Aging Drosophila Brain
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6086935/

The human brain is at least 136,100 x Drosophila melanogaster brain.
(Fruit Fly) . . . thus there is much more work for a light a tunnels end is seen.

It doesn't help when the GP sends the request form to the Radiographer and Radiologist and all it says is "Leg". true example. No where no whyfor.