329 results found
Medical tests
… defects in a fetus . It's done to find birth defects caused by an abnormal number of chromosomes . It also can … 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, …
Medical tests
… checks for antibodies to the Toxoplasma gondii parasite . Your body's natural defence system ( immune system ) will … The amount and type of antibodies you have shows whether your infection is recent or occurred in the past. More than … and passes it on to her growing baby (fetus), it can cause blindness and brain damage in the fetus. You can be …
Medical tests
… test that can check for problem areas in certain tissues in your body. A radioactive tracer (tracer) called gallium citrate is injected into a vein in your arm. It moves through your bloodstream and into certain … the test, talk with your doctor about how long to wait to use your milk after the test. Many doctors suggest waiting 4 …
Medical tests
… Feels Risks Results Test Overview When your doctor checks your pelvic organs, it's called a pelvic examination. This … Your doctor will also want to know if you are pregnant or use birth control. And your doctor will want to hear about …
Medical tests
… hormone levels. DHEA-S might be tested to: Look for the cause of facial hair, a deep voice, or other signs of too much … disease . A tumour in an adrenal gland. How To Prepare If your doctor tells you to fast before your test, do not eat or drink anything except water for 9 …
Medical tests
… sinus X-ray series) looks at the air-filled cavities (sinuses) around the nose and eyes. A facial X-ray helps find … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done You will need to … X-ray pictures are needed for clear pictures of the face. Your head may need to be repositioned for each view. Hold …
Medical tests
… as hemolytic anemia . Also, being at high altitudes may cause reticulocyte counts to rise, to help you adjust to the … drawing blood will: Wrap an elastic band around your upper arm to stop the flow of blood. This makes the … to the needle to fill it with blood. Remove the band from your arm when enough blood is collected. Put a gauze pad or …
Medical tests
… how well the eyes, inner ears , and brain help you keep your balance and position (such as when you change from … brain, or nerves connecting them work. These problems may cause dizziness , vertigo , or loss of balance. Nystagmus … when the head is moved. But nystagmus without moving your head or nystagmus that does not go away may be caused …
Medical tests
… are done to: Monitor how the HIV infection is affecting your immune system. Help diagnose acquired immune deficiency … get treatment, HIV infection can progress to AIDS. Evaluate your risk for other infections ( opportunistic infections ). … your HIV infection. How It Is Done A health professional uses a needle to take a blood sample, usually from the arm. …
Medical tests
… cord and brain that you need to urinate. In response, your spinal cord sends a signal for the bladder to contract (voiding reflex). When you hold in your urine, your brain is overriding this reflex. When you … this nerve pathway or the muscles of the bladder wall can cause bladder dysfunction. During cystometry, your bladder is …
