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 ...

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 ...

A older patient is guided into a CT scanner — an essential diagnostic tool whose life-saving power is now being weighed against growing concerns about long-term radiation exposure. Computed tomography ...

CT scans are a common test used by radiologists to examine what's happening inside the body. These scans use a small amount of radiation, raising concerns that they could cause cancer. Mark Supanich, ...

Preparation guidelines for a CT scan depend on the type of scan you’re having. If you’re having a bowel scan or a scan with contrast dye, you may need to adjust your diet. Preparation for a CT scan ...

If you have stomach cancer, you have a higher chance of being cured if your healthcare team detects it early. A CT scan is often part of the diagnosis. Stomach cancer, or gastric cancer, happens when ...

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 ...

A new analysis estimates that more than 100,000 cancer cases per year could be caused by radiation from CT scans. In some cases, the information provided by a CT scan could also be obtained from other ...

A heart CT scan uses X-rays to create an image of the heart and blood vessels. Healthcare professionals may also refer to it as cardiac CT angiography. A CT scan is a noninvasive imaging procedure.

CT scans identified cancer in 13% of patients with non-specific symptoms, despite a fivefold increase in referrals from GPs from 2012 to 2019. Around 1 in 7 patients were diagnosed with cancer. This ...

Computed tomography (CT) examinations (known more commonly as a “CT scan” or “CAT scan”) incorporate a series of x-ray images taken of areas inside the body and use a computer to create a ...