329 results found
Medical tests
… (ANA) test measures the amount and pattern of antibodies in your blood that work against your own body (autoimmune reaction). The body's immune … and destroys foreign substances such as bacteria and viruses. But in disorders known as autoimmune diseases, the …
Medical tests
… injuries or diseases that affect the discs or joints in your spine. These problems may include spinal fractures, … disease. Spinal X-rays are also done to check the curve of your spine ( scoliosis ) or for spinal defects. The spine is … of the lower back (lumbar vertebrae) and a view of the 5 fused bones at the bottom of the spine (sacrum). …
Medical tests
… Test Overview A herpes simplex virus (HSV) infection can cause small, painful sores that look like blisters on the skin … urine, or tears. Blood testing can be done to find out if you have been exposed to the herpes virus. But it is not … (STIs). That's because a positive result only means you have been exposed to the virus. The test can't tell if …
Medical tests
… It Feels Risks Results Test Overview Your esophagus is the tube that connects your throat to your stomach. It moves food and liquid down … can find: A weak lower esophageal sphincter . This may cause reflux. Weak muscle contractions when you swallow. This …
Medical tests
… for liver disease, such as hepatitis. Liver disease may cause symptoms. These may include pain in the upper belly, … the liver. How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health …
Medical tests
… inflammation is present in the body, certain proteins cause red blood cells to stick together and fall more quickly … is working. How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health …
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 test. Be sure to tell your … blood sample is drawn. How It Is Done A health professional uses a needle to take a blood sample, usually from the arm. …
Medical tests
… Information Test Overview Screening tests help your doctor look for a problem before you have symptoms. Lung cancer screening is a way to find … through your chest to make detailed pictures. A low-dose CT uses much less radiation than a regular-dose CT scan. A …
Medical tests
… gloved finger of one hand into the rectum . He or she may use the other hand to press on the lower belly or pelvic … needed to diagnose internal hemorrhoids. How To Prepare If you have hemorrhoids, tell your doctor before the examination begins. Your doctor will …
Medical tests
… blood varies throughout her menstrual cycle . After menopause , it drops to a very low but constant level. Estriol … problems or birth defects. Health Tools Health Tools help you make wise health decisions or take action to improve your health. Decision Points focus on key medical care …
