199 results found
Health topics
… still or moving pictures of your heart. Cardiac blood pool scan Makes pictures of the heart Shows how well your heart … with blood flow or structure of the heart Cardiac CT scan Makes pictures of the heart and blood vessels Checks … for problems with the structure of the heart Cardiac MRI scan Makes still pictures and moving pictures of the heart …
Health topics
… that is sometimes done during the surgery to remove the gallbladder (cholecystectomy). The doctor places a small … a catheter into the cystic duct, which drains bile from the gallbladder into the common bile duct . A dye that blocks … intestine. Viewing the bile ducts before removal of the gallbladder may help ensure that the surgeon does not cut or …
Health topics
… for signs of infection or cancer. Computed tomography (CT) scan. A CT scan uses X-rays to produce detailed pictures of structures … for signs of infection or cancer. Computed tomography (CT) scan. A CT scan uses X-rays to produce detailed pictures of …
Health topics
… such as blood tests, or an imaging test, such as a CT scan or MRI. You may also have a biopsy. This means taking a … the small intestine, part of the stomach, the spleen, the gallbladder, and the common bile duct. During surgery, the … the small intestine, part of the stomach, the spleen, the gallbladder, and the common bile duct. During surgery, the …
Health topics
… Overview Overview An MRI scan is the best way to locate multiple sclerosis (MS) … (also called plaques) in the brain or spinal cord. An MRI scan is abnormal in more than 95% of people recently … not always mean that you have MS. Abnormalities show up on scans from many illnesses other than MS. An abnormal finding …
Health topics
… on your lung when you were having a chest X-ray or CT scan. To diagnose the cause of nodules, your doctor will: … and review your past health. Look at your X-rays or CT scan to find out the size, shape, location, and number of … if inflammation or an infection might be the cause. A PET scan. It can help find out if the nodule might be cancer. A …
Health topics
… risk of cancer. For example: Someone who has had many CT scans starting at a young age is more likely to get cancer … someone who hasn't had any or as many of these tests. CT scans generally use more radiation than other X-ray tests. The risk of an adult getting cancer from a CT scan is less than 1 in 1,000. The risk of a child getting …
Health topics
… a type of positron emission tomography, also called a PET scan. Doctors use SPECT to: Diagnose a person who has … a heart attack has occurred. It is a non-invasive imaging scan that exposes you to radiation. For this test, your … images of your heart. For more information about PET scans, see Positron Emission Tomography (PET Scan) . Related …
Health topics
… In some cases, a contrast material is used during the MRI scan. This means that you have a dye injected into your … needless worry that something is wrong. When is an MRI scan helpful? An MRI is not a standard test for finding the … MRI Have an MRI You lie on a table that slides into the MRI scanner. You may have dye injected into a blood vessel. The …
Health topics
… you may have the following tests: Computed tomography (CT) scan. A CT scan can help identify bleeding in the brain. Sometimes a … hemorrhage. Computed tomography angiogram (CTA) scan. CTA is a more precise method of evaluating blood …
