281 results found
Medical tests
… But this is rare. It may also be done if both of the following are true: There is a low sperm count or no sperm in the semen . Hormone test … How To Prepare If you take a medicine that prevents blood clots, your doctor may tell you to stop taking it …
Medical tests
… more likely to break ( fracture ). With further bone loss, low bone density (sometimes called osteopenia) can lead to … common in women older than age 65. If your bone density is lower than normal, you can increase it and your strength. … bone density in your spine and hip . Strong, dense bones allow less of the X-ray beam to pass through them. The amounts …
Medical tests
… from each birth parent. Genes determine things like your blood type, hair colour, and eye colour. Genes can also … days. Risks Risks from gathering a sample There is a very low risk of problems from taking samples of blood, saliva, … days. Risks Risks from gathering a sample There is a very low risk of problems from taking samples of blood, saliva, …
Medical tests
… anything but water for 4 to 6 hours before the test. Follow all instructions carefully. How It Is Done You will need … on which part of your body is being examined. You may be allowed to keep on your underwear if it does not affect 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
… MD - Family Medicine Rhonda O'Brien MS, RD, CDE - Certified Diabetes Educator Current as of: August 25, 2022 Author: … - Family Medicine & Rhonda O'Brien MS, RD, CDE - Certified Diabetes Educator This information does not replace the … MD - Family Medicine Rhonda O'Brien MS, RD, CDE - Certified Diabetes Educator Current as of: August 25, 2022 Author: …
Medical tests
… different times and from different views. A small bowel follow-through may be done right away after this test to look … are looked at, it's called an esophagram (or barium swallow) . Upper endoscopy is done instead of an upper GI series … and a little nauseated. Risks Barium doesn't move into the blood, so allergic reactions are very rare. Some people gag …
Medical tests
… This checks the acid content (pH) in the esophagus. A low pH for long periods may mean that you often have abnormal backflow (reflux) of stomach acid into the esophagus ( … this feeling, focus on breathing slowly. Your pulse and blood pressure may be watched while the tube is being …
Medical tests
… , adrenal glands , lungs, and heart. It also can study blood vessels, bones, and the spinal cord. Fluoroscopy CT is … beam of X-rays to look at movement within the body. It allows the doctor to see your organs move or to guide a biopsy … cancer from being exposed to small amounts of radiation is low. It is not a reason to avoid these tests for most …
Medical tests
… are 34 or more weeks pregnant. During a contraction, the blood and oxygen supply to your baby drops for a short time. … for most babies. But the heart rate of some babies gets slower. This change in heart rate can be seen on the external … oxytocin. During this test, your baby's heart rate may slow down (decelerate) in a certain pattern after a …
Medical tests
… (bacteria) that grow on teeth. These bacteria react with sugars and starches in foods to make acids and other … your teeth. Then you will use the disclosing product. Follow the instructions on the package. Gently rinse your mouth … missing. Disclosing tablets Chew a disclosing tablet and allow it to mix with your saliva. Swish the mixture around in …
