On when should a patient get a PET scan for lung cancer evaluation, Dr Mutua says if a chest x-ray or chest CT scan reveals suspicious findings, a PET scan is the next appropriate step.

But new research from the University of California has suggested the scans could lead to lung ... X-ray creates a flat image, several can be combined to construct complex 3D images. A CT ...

Radiation from imaging could lead to lung, breast and other future cancers, with 10-fold increased risk for babies. CT scans may account for 5% of all cancers annually, according to a new study out of ...