289 results found
Medical tests
… water (the amount of fluid inside and outside the body's cells) and electrolyte balance of the body. Potassium is … potassium level that is too high or too low can be serious. Abnormal potassium levels may cause symptoms such as muscle … low blood pressure, confusion, irritability, paralysis, and changes in heart rhythm. Other electrolytes, such as sodium, …
Medical tests
… will probably need a local or regional anesthetic with this procedure. Your doctor may do this test if an intravenous … Normal The kidneys, ureters, and bladder appear normal. Abnormal The flow of the dye (contrast material) is blocked, … will probably need a local or regional anesthetic with this procedure. Your doctor may do this test if an intravenous …
Medical tests
… organ helps fight infection. It also filters old red blood cells. The spleen sits to the left of the stomach, just … done to guide the needle during a paracentesis . This is a procedure to remove fluid from the belly cavity. How To … The organs have a normal size, shape, and texture. No abnormal growths are seen. No fluid is in the belly. The …
Medical tests
… have your examination. If you have menstrual periods, the procedure is more comfortable when done within 2 weeks after … need. These can cause harm. There is a risk of damage to cells or tissue from being exposed to radiation, including … looks normal. No unusual growths, lumps, or other types of abnormal tissue are seen. The glands that produce milk for …
Medical tests
… in the blood. Hemoglobin is the substance in red blood cells that carries oxygen. The most common types of normal … sickle cell disease , aplastic anemia , and leukemia , have abnormal types of hemoglobin and higher amounts of … small amounts in adults. There are more than 350 types of abnormal hemoglobin. footnote 1 The most common are: …
Medical tests
… Test Overview A thyroid biopsy is a procedure in which a small sample of tissue is removed from … Open biopsy. You will get general anesthesia and be asleep during an open biopsy. Follow the instructions exactly … biopsy Normal: The biopsy shows normal thyroid tissue. Abnormal: The biopsy sample shows thyroid disease (such as …
Medical tests
… in a blood vessel that slows or stops blood flow. An abnormal pattern of blood vessels (arteriovenous [AV] … to the brain. The test may help your doctor decide if a procedure is needed to open a narrowed or blocked artery to … conditions. There is always a small chance of damage to cells or tissue from being exposed to any radiation, even …
Medical tests
… are done to find certain antibodies that attack red blood cells. Antibodies are proteins made by the immune system . … baby. This means that Rh sensitization has not occurred. Abnormal Direct Coombs test. A positive result means that … baby. This means that Rh sensitization has not occurred. Abnormal Direct Coombs test. A positive result means that …
Medical tests
… is present (HIV-positive). HIV infects white blood cells called CD4+ cells. They are part of the body's immune … occurs, you will probably have another test right away. Abnormal result An abnormal result means that you have HIV antibodies or …
Medical tests
… (ERG) A full-field ERG measures how well rod and cone cells are working. These cells help you detect light and … 45 minutes. Visual evoked response (VER) A computer records changes in your brain waves while you look at patterns. … A-waves and B-waves and a normal latency response time. Abnormal. You have abnormal A-waves and B-waves or an …
