CT scan - Mayo Clinic
2024年5月7日 · CT scans have many benefits that outweigh any small risk. Healthcare professionals use the lowest dose of radiation to get the needed medical information. And newer, faster machines and techniques use less radiation than older CT scans did. Talk with your healthcare professional about the benefits and risks of a CT scan. Harm to unborn babies
Coronary calcium scan - Mayo Clinic
2023年7月22日 · A coronary calcium scan is a special computerized tomography (CT) scan of the heart. It looks for calcium deposits in the heart arteries. A buildup of calcium can narrow the arteries and reduce blood flow to the heart. A coronary calcium scan may show coronary artery disease before you have symptoms. Coronary calcium scan results can help ...
Barium sulfate (oral route) - Mayo Clinic
2024年2月1日 · Barium sulfate is used to help diagnose or find problems in the esophagus, stomach, and bowels. It is a radiographic contrast agent. Contrast agents are used to create a clear picture of the different parts of the body. This medicine is to be given only by or under the direct supervision of a doctor.
Concussion - Diagnosis and treatment - Mayo Clinic
2024年1月12日 · A CT scan uses a series of X-rays to obtain cross-sectional images of the skull and brain. For children with a suspected concussion, CT scans are used only if specific criteria are met, such as the type of injury or signs of a skull …
Lung cancer screening - Mayo Clinic
2024年2月7日 · CT scans allow doctors to see cross-sectional images (slices) of your body. This slice shows heart and lung tissue. Lung cancer screening is a process that's used to detect the presence of lung cancer in otherwise healthy people with a high risk of lung cancer.
Positron emission tomography scan - Mayo Clinic
PET plus CT. Combining a PET scan with an MRI or CT scan can help make the images easier to interpret. At left is a CT scan, while the center image is a PET scan. The image on the right is a combined PET-CT scan. The bright spot in the chest, seen best on …
Traumatic brain injury - Diagnosis & treatment - Mayo Clinic
2021年2月4日 · A computed tomography (CT) scan uses a series of X-rays to create a detailed view of the brain. A CT scan can quickly visualize fractures and uncover evidence of bleeding in the brain (hemorrhage), blood clots (hematomas), bruised brain tissue (contusions), and brain tissue swelling. Magnetic resonance imaging (MRI).
CT coronary angiogram - Mayo Clinic
2024年6月11日 · A computerized tomography (CT) coronary angiogram is an imaging test that looks at the arteries that supply blood to the heart. A CT coronary angiogram uses a powerful X-ray machine to make images of the heart and its blood vessels. The test is used to diagnose many different heart conditions. A CT coronary angiogram involves no surgical cuts ...
CT scan - Doctors & Departments - Mayo Clinic
2024年5月7日 · Departments and specialties. Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in dozens of specialties work together to ensure quality care and successful recovery.
Computerized tomography (CT) urogram - Mayo Clinic
A computerized tomography (CT) urogram is an imaging exam used to evaluate the urinary tract. The urinary tract includes the kidneys, bladder and the tubes (ureters) that carry urine from the kidneys to the bladder. A CT urogram uses X-rays to generate multiple images of a slice of the area in your body being studied, including bones, soft ...