Example of AI analysis of PET/CT images (IMAGE) Niigata University Caption Using AI, the lung region without cancer on PET/CT images (green-colored region, called noncancerous lung) is automatically extracted. Then, the degree of inflammation within the extracted lung region is calculated. The red arrow denotes lung cancer, and the white arrows indicate lymph node metastasis. Credit Niigata University Usage Restrictions The image may only be used with appropriate caption or credit. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.