Advances in imaging technology are essential to better results for patients. The latest improvement is for dementia.

An old saying in business management is that “you can’t manage something if you can’t measure it.” The medical equivalent is that “you can’t treat something if you can’t see it.” It’s the reason certain kinds of cancers are so problematic. The pancreas is hidden below and behind the stomach and there’s no easy way to see a growth on the cervix or in the esophagus. Most of the time, by the time a patient recognizes there might be a problem, it’s already Stage 4 with little chance of survival.

Cutting open bodies to see what’s inside is costly and has a host of associated risks: infections, anesthesia impact on brain function, the creation of scars, etc. It’s not something you do unless absolutely necessary. When the body part in question is the…