329 results found
Medical tests
… at the same time. A procedure called catheter ablation uses the catheters to destroy (ablate) small areas of your … stroke, and death. This test is not usually done during pregnancy, because it involves X-rays. Radiation could … stroke, and death. This test is not usually done during pregnancy, because it involves X-rays. Radiation could …
Medical tests
… monoxide (CO) into the blood. Two different methods are used for this test. Single-breath or breath-holding method: … some chest injuries, being very overweight ( obesity ), pregnancy, and loss of lung tissue due to surgery. Lung … some chest injuries, being very overweight ( obesity ), pregnancy, and loss of lung tissue due to surgery. Lung …
Medical tests
… by testing a sample of your blood or urine. The test is used to see if you smoke or use other forms of tobacco. All forms of tobacco have … require a test before you can get insurance. This is because people who smoke tend to have higher health costs over …
Medical tests
… Overview Magnetic resonance imaging (MRI) is a test that uses a magnetic field and pulses of radio wave energy to … an operating room. In some cases, contrast material may be used during the MRI scan to show certain structures more … resonance imaging (MRI) is done for many reasons. It is used to find problems such as tumours, bleeding, injury, …
Medical tests
… Information Test Overview Magnetic resonance imaging (MRI) uses a magnetic field and pulses of radio waves to make pictures of the breast. It does not use X-rays. MRI may show problems in the breast that can't … lumps. In most cases, a dye ( contrast material ) may be used so that abnormalities can be seen more clearly from …
Medical tests
… material. A special type of X-ray, called fluoroscopy , is used to take pictures of the joint. An arthrogram is used to check a joint to find out what is causing your … or problem with your joint. An arthrogram may be more useful than a regular X-ray because it shows the surface of …
Medical tests
… is a type of magnetic resonance imaging (MRI) scan that uses a magnetic field and pulses of radio wave energy to … of the blood vessel walls can be seen. The test is often used to look at the blood vessels that go to the brain, … is placed inside an MRI machine. Contrast material is often used during MRA to make blood vessels show up more clearly. …
Medical tests
… Information Test Overview A computed tomography (CT) scan uses X-rays to make detailed pictures of structures inside … In some cases, a dye called contrast material may be used. It may be put in a vein ( IV ) in your arm. Or it may … organs easier to see on the CT pictures. A CT scan can be used to study all parts of your body, such as the chest, …
Medical tests
… body. No instruments are inserted in the body. Doctors can use MRC to find gallstones before surgery to remove the … (laparoscopic cholecystectomy). But the test is most useful for diagnosing complications of gallstones. These … abscesses . The disadvantage of MRC is that doctors can't use it to remove gallstones. With ERCP (endoscopic …
Medical tests
… the time it takes your blood to clot. A PTT test can be used to check for bleeding problems. Blood clotting factors … The partial thromboplastin time is an important test because the time it takes your blood to clot may be affected by: … activated partial thromboplastin time (APTT) test, may be used to find out if the right dose of heparin is being used. …
