Positron emission tomography/computed tomography is a hybrid nuclear medicine imaging technique that helps radiologists spot abnormal metabolic activity. PET/CT is commonly used to diagnose cancers, heart diseases and certain brain disorders, among other conditions.
Experts recently uncovered strong associations between reports of memory loss from patients' peers/loved ones and the presence of tau tangles on imaging.
An AI-aided way has emerged to confidently select dementia patients who are likely to benefit from amyloid-PET imaging while appropriately de-selecting patients for whom the costly exam would probably be unhelpful.