Brain CT scan - Mayo Clinic Brain CT scans allow for quick imaging of the brain and skull from different angles This can help show issues such as bleeding, swelling or tumors Brain CT scans are typically the first test done after head injuries or sudden signs of a stroke In nonemergency cases, a CT scan of the head may be used to monitor known conditions or plan radiation treatment for brain cancer It also is used to
CT scan - Mayo Clinic 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
PSMA PET scan for prostate cancer - Mayo Clinic 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, and fluorodeoxyglucose F-18 PET scan, also called FDG PET scan There are many imaging tests that can help detect recurrent prostate cancer
Brain MRI (brain magnetic resonance imaging) - Mayo Clinic Monitoring Certain treatments, such as new treatments for Alzheimer's disease, require monitoring with brain MRI scans to determine safety and efficacy Your healthcare professional may suggest a brain MRI over other types of brain imaging tests, such as CT scans, because brain MRI shows greater detail and differences between brain tissues
Radiopharmaceuticals - Mayo Clinic PET scans are used to diagnose many cancers, including prostate cancer, breast cancer, pancreatic cancer, skin cancer, bladder cancer, kidney cancer and others PET scans also can help look for signs that the cancer has spread to the lymph nodes or other parts of the body The scans also can assess whether treatment is working Thyroid conditions
Brain scan images for diagnosis of Alzheimers disease Brain scans known as fluorodeoxyglucose PET, also called FDG PET, may be used to diagnose Alzheimer's disease FDG PET scans show areas of the brain where nutrients aren't properly used for energy, known as metabolism The scans in this image show a healthy brain, a brain with mild cognitive impairment and a brain with Alzheimer's disease
MRI - Mayo Clinic 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 images from your scan and report the findings to your doctor Your doctor will discuss important findings and next steps with you
Coronary calcium scan - Mayo Clinic 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
PET scan of the brain for depression - Mayo Clinic A PET scan can compare brain activity during periods of depression (left) with normal brain activity (right) An increase of blue and green colors, along with decreased white and yellow areas, shows decreased brain activity due to depression