329 results found
Medical tests
… alcohol test measures the amount of alcohol (ethanol) in your body. Alcohol is quickly absorbed into the blood and … But food in the stomach may increase the amount of time it takes for the blood alcohol to reach its highest … . The rest of it is passed out of the body in urine and your exhaled breath. Alcohol has a noticeable effect on the …
Medical tests
… Overview Some blood tests are used to determine whether your liver is damaged or inflamed. Although these tests help your doctor evaluate how well your liver is working, they … with antiviral therapy, you may have liver tests from time to time to see whether treatment is working. How To …
Medical tests
… ultrasound , or CT scan . The MRI makes pictures that show your breast's normal structure; tissue damage or disease, … An abbreviated breast MRI is a newer test that takes less time than a standard MRI. (You might hear it called a "fast MRI.") This test is something your doctor or breast cancer screening centre may offer. Why …
Medical tests
… in the body depends on the amount of: Calcium you get in your food. Calcium and vitamin D your intestines absorb. Phosphate in the body. Certain … your bladder but do not save this urine. Write down the time that you urinated to mark the beginning of your 24-hour …
Medical tests
… are two types of ophthalmoscopy. Direct ophthalmoscopy. Your doctor uses a tool that is about the size of a small … It has many lenses that can magnify up to about 15 times. Indirect ophthalmoscopy. Your doctor uses a small hand-held lens and either a slit …
Medical tests
… It takes pictures of the organs and other structures in your body. It can be used in different areas such as the … blood vessel. It may be used to find the cause of pain in your belly or another part of your body. Or it can be used … gel on your skin. It will be moved across your skin several times. You need to be very still while the test is being …
Medical tests
… . For an MRI test, you are placed inside the magnet so that your belly is inside the strong magnetic field. MRI can find … to not eat or drink for several hours before the test. Tell your doctor if you get nervous in tight spaces. You may get … The belt triggers the machine to take the scan at the right time. Some people feel nervous inside the MRI magnet. If …
Medical tests
… this screening test is positive, it means there is a chance your baby has a birth defect. In that case, your doctor may suggest that you have a diagnostic test, … That means that it will find these birth defects up to 99 times out of 100 and won't find them 1 time out of 100. …
Medical tests
… of the scanning machine can tilt to follow the curve of your spine. All of the pictures are saved as a group on a … dye called contrast material may be put in a vein ( IV ) in your arm or into the spinal canal. The dye makes structures … The test will take about 30 to 60 minutes. Most of this time is spent getting ready for the scan. The actual test …
Medical tests
… or the torn lining of a blood vessel (dissection). Sometimes contrast material is used to see the blood vessels … to not eat or drink for several hours before the test. Tell your doctor if you get nervous in tight spaces. You may get … ride home. It may be unsafe for you to drive or get home on your own. How It Is Done Before the test You will need to …
