May 7, 2024 · 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 …

May 24, 2025 · Other tests look for prostate cancer all over the body. These tests include the PSMA PET scan and other PET scans, such as the choline C-11 PET scan, fluciclovine F-18 PET scan, …

After the test If you haven't been sedated, you can resume your usual activities immediately after the scan. Results A doctor specially trained to interpret MRI scans, called a radiologist, will look over the …

Feb 7, 2024 · Doctors recommend lung CT scans to look for signs of lung cancer in current and former heavy smokers. Find out what to expect during lung cancer screening.

Jul 3, 2025 · Doppler ultrasound is a noninvasive test that can be used to measure the blood flow through your blood vessels. It works by bouncing high-frequency sound waves off red blood cells that …

Apr 16, 2025 · A positron emission tomography (PET) scan is an imaging test that can help reveal the metabolic or biochemical function of the body's tissues and organs. The PET scan uses a radioactive …

May 31, 2025 · 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 …

Jan 5, 2024 · SPECT scans use radioactive tracers and special cameras to create images of your internal organs. Find out what to expect during your SPECT.

Feb 1, 2026 · Description 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 …

Aug 9, 2025 · CT scans show pictures of the brain or spine to find injuries or tumors. MRI gives detailed images of the brain or spinal cord to find injuries or tumors. Lumbar puncture, also called a spinal …