329 results found
Medical tests
… a vein ( IV) in your arm. The tracer moves through your blood and into the salivary glands. A special camera takes … a vein ( IV) in your arm. The tracer moves through your blood and into the salivary glands. A special camera takes …
Medical tests
… Signs of bleeding or infection, such as a collection of blood, pus, or gas may be present. A joint may be … Signs of bleeding or infection, such as a collection of blood, pus, or gas may be present. A joint may be …
Medical tests
… or toxic metals in the body should be confirmed by testing blood and urine samples. What the hair sample contains is … or toxic metals in the body should be confirmed by testing blood and urine samples. What the hair sample contains is …
Medical tests
… to see on the CT pictures. The dye may be used to check for blood flow and look for tumours , areas of inflammation , or … doctor how you are feeling. Risks The chance of a CT scan causing a problem is small. There is a chance of an allergic … to see on the CT pictures. The dye may be used to check for blood flow and look for tumours , areas of inflammation , or …
Medical tests
… Abnormal: The tracer may not be removed normally from the blood by the liver. This may be a sign of liver disease. The … Abnormal: The tracer may not be removed normally from the blood by the liver. This may be a sign of liver disease. The …
Medical tests
… in the pictures. The contrast material may be used to check blood flow, find some types of tumours, and show areas of … the test. But most reactions are mild and can be treated using medicine. If you breastfeed and are concerned about … in the pictures. The contrast material may be used to check blood flow, find some types of tumours, and show areas of …
Medical tests
… in the pictures. The contrast material may be used to check blood flow, find some types of tumours, and show areas of … the test. But most reactions are mild and can be treated using medicine. If you breastfeed and are concerned about … in the pictures. The contrast material may be used to check blood flow, find some types of tumours, and show areas of …
Medical tests
… The test may also show if a disc is pressing on a nerve, causing symptoms such as sciatica . Find areas of the spine … a bone scan . Find areas of the spine that do not have good blood supply. Find an infection. Find nerve damage caused by … a bone scan . Find areas of the spine that do not have good blood supply. Find an infection. Find nerve damage caused by …
Medical tests
… Follow your doctor's instructions about eating to avoid low blood sugar. Avoid caffeine within 12 hours of the test. … Follow your doctor's instructions about eating to avoid low blood sugar. Avoid caffeine within 12 hours of the test. …
Medical tests
… It includes the central visual field—which detects the highest degree of detail—and the peripheral visual fields. … a problem. More testing is needed to identify what is causing the problem. Why It Is Done Visual acuity tests These … stroke, head injury, or other condition that causes reduced blood flow to the brain. Colour vision tests These tests may …
