For more than 20 years, CRICO has analyzed claims and suits from the Harvard medical community to understand causes of error. We have learned that 67% of claims fall into four high risk areas: Diagnosis, Obstetrics, Surgery and Medication.
https://www.rmf.harvard.edu/Podcasts/MedMal-Insider-Home
Slow to Diagnose Endocarditis After Repeat Visits
One thing that seemed to be missing in this particular evaluation was a formal differential diagnosis that may have been present in the physician’s brain, but wasn’t documented, and there’s no evidence that it was really thought about.