Bengaluru, Oct. 12 -- The difference between catching a foetal anomaly in time and missing it can be life-changing for the foetus and the expecting mother. These days, Kochi-based Raji Chandran, a medical professional who is well aware of this difference, is using her knowledge and expertise well beyond clinical practice-to educate artificial intelligence models.

Week after week, she opens foetal ultrasound scans on her computer and carefully annotates them to outline organs, measure growth and flag anomalies. Her work is helping train AI systems being developed for hospitals in the US and other western countries. So, when a woman in Dallas undergoes a pregnancy scan, the algorithm guiding the diagnosis may, in part, be shaped by Chandra...