"This did not replace doctors, – but it helped me ask the right questions," he said.
The AI model processed three PET scans and an MRI to estimate a 90 percent probability of a thymic rebound phenomenon, which is a reactivation of the thymus gland in individuals under 40 after chemotherapy that mimics active disease.
"Sixty percent," Christou said, referring to the false-positive rate.
The AI finding was later confirmed by a fourth doctor, which led to the cancellation of the unnecessary radiation treatment.
Following the experience, Christou founded Keragon, an AI-supported company designed to automate administrative processes within medical practices.
"This is happening today," Christou said.
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Public chatbots often make errors and have not been fully evaluated for personalized diagnostics according to Danielle Bitterman of Mass General Brigham, who emphasized that such tools cannot replace professional doctors.
