A gallium scan is a type of imaging test used in medicine to diagnose infections, inflammation, and certain cancers. They are commonly done when you have a fever that your doctor cannot find a cause ...

Medical professionals use CT scans to help diagnose and stage bladder cancer. While CT scans can provide valuable information, they are not perfect and have certain limitations. However, CT scans may ...

PET scans can light up tumors in the body and help doctors determine if they are cancerous or benign (noncancerous). The results of a PET scan help guide medical decisions. A PET scan is a type of ...

Operation of the Siemens MRI scanner requires approval by the directors and the operations manager of the facility under all circumstances. The following training policy has been established to ...

A heart MRI, also called a cardiac MRI, is an imaging test that creates images of your heart and nearby blood vessels. Your doctor may order a heart MRI to check for heart issues such as structural ...

Magnetic resonance imaging (MRI) is a technique using magnets, radio waves, and a computer that produces images of soft tissues in the body, like muscles and organs. Unlike some other imaging tests, ...

In 60 non-cancer patients exposed to CT scans, the numbers of dicentric and ring chromosomes were significantly increased with individual variation. The individual variations in the increment of ...

THE diagnosis of massive pulmonary embolism is frequently difficult and always uncertain, primarily because the symptoms and signs may mimic those of some other diseases, such as myocardial infarction ...

» Does the patient exposure from a CT procedure depend on the number of slices? Before answering this question, let’s compare two radiation quantities involved. First, dose, or absorbed dose, ...