Denoised ultra-low dose CT can effectively diagnose pneumonia in immunocompromised patients using only 2% of the radiation dose of standard CT, according to a study published today in Radiology: ...

The evaluation of radiation dose in positron emission tomography (PET) is an essential component of modern nuclear medicine. Accurate dosimetric assessment ensures that the diagnostic benefits of PET ...

Fewer adults with lung cancer who underwent photon-counting vs. conventional CT had an adverse reaction, according to data ...

Medical imaging scans that create detailed images of the body's internal structures are widely used in medicine. Doctors need them to detect and manage certain types of cancer, assess the extent of ...

Computed tomography (CT or CAT) scans help doctors detect everything from cancer to kidney stones. But some physicians are raising concerns about the safety of such procedures — most notably, an ...