PET/CT worth extra radiation for those with high risk of lung cancer

While combination PET/CT imaging is one of the best ways to detect lung cancer, some are concerned about patient dose when using the modality on a large scale. However, researchers from Singapore optimized a low-dose PET scan while maintaining reliable cancer detection, according to a study published in the Journal of Nuclear Medicine.

Low-dose CT has supplanted x-ray as the modality of choice for cancer screening, but CT is by no means perfect. With a false positive rate of 96 percent, there’s clear room for improvement. Read more.