Human pathologists are extensively educated to detect when tissue samples from one affected person mistakenly find yourself on one other affected person’s microscope slides (an issue often known as tissue contamination). However such contamination can simply confuse synthetic intelligence (AI) fashions, which are sometimes educated in pristine, simulated environments, studies a brand new examine. Every of the 4 AI fashions within the examine paid an excessive amount of consideration to the tissue contamination, which resulted in errors when diagnosing or detecting vessel harm, gestational age, lesions and prostate most cancers, the examine discovered.