329 results found
Medical tests
… chew gum or smoke cigarettes for 4 hours before the test. You can drink as much water as you want up to 1 hour before the … need to stop taking some medicines before this test. Stress can affect gastrin levels. So you may be asked to rest …
Medical tests
… La). These antibody tests are often positive in lupus and can provide support for a diagnosis if the clinical criteria … test is a specific marker for lupus. Anti-dsDNA tests can be repeated at intervals to monitor how the disease is … Incorporated disclaims any warranty or liability for your use of this information. Your use of this information …
Medical tests
… in 10 to 15 minutes. Why It Is Done It may be done so your doctor can find out right away whether you have strep throat. There … means that strep bacteria are present. Antibiotic treatment can be started. A positive test result does not distinguish …
Medical tests
… tests have first shown moderate to severe anemia. If you are Rh-sensitized and you are carrying an Rh-positive fetus, your immune system can attack the fetus's red blood cells. FBS is used to look … may be scheduled to keep the fetus healthy until it can be delivered safely. Current as of: November 9, …
Medical tests
… or vomiting. And other tests (such as ultrasound , CT scan , MRI , or intravenous pyelography ) may be used to look … either side of the spine (flank pain). An abdominal X-ray can show the size, shape, and position of the liver, spleen, … a body cavity. Confirm the proper position of tubes used by your doctor in your treatment, such as a tube to drain the …
Medical tests
… Test Overview An extremity X-ray is a picture of your hand, wrist, arm, foot, ankle, knee, hip, or leg. It is … an X-ray picture of the unaffected limb is taken so it can be compared with the affected limb. How long the test … to be taken. In some clinics and hospitals, X-ray pictures can be shown right away on a computer screen (digitally). …
Medical tests
… may be done. These tests look for possible problems with your baby. The tests may be called first-trimester … the back of your baby's neck. An increase in the thickness can be an early sign of Down syndrome. In some cases, the … for birth defects done in the first trimester of pregnancy can be done using a sample of your blood and using …
Medical tests
… gland is a butterfly-shaped gland that lies in front of your windpipe (trachea), just below your voice box (larynx). … replaced by the more relevant free thyroxine test. Free T4 can be measured directly. Triiodothyronine (T3) and free … 1% of the T3 is unattached. Free triiodothyronine (FT3) can be measured directly. T3 has a greater effect on the way …
Medical tests
… of gonorrhea germs. These tests are very accurate. They can be done on urine samples or samples of body fluid from … no bacteria grow, the culture is negative. If bacteria that can cause gonorrhea grow, the culture is positive. Sometimes … the test results have come back. If the test shows that you have gonorrhea, don't have sex for at least 3 days after …
Medical tests
… diseases measure the amount of certain antibodies in your blood. Your body makes antibodies to attack and destroy … the antibodies attack and destroy your body's tissues. This can lead to diseases such as rheumatoid arthritis , … This test is often done first to look for antibodies that can cause autoimmune problems. A rheumatoid factor test is …
