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Medications
… signs of kidney problems (such as change in the amount of urine) Tetracycline drugs such as doxycycline may rarely … may interfere with certain laboratory tests (including urine catecholamine levels), possibly causing false test … signs of kidney problems (such as change in the amount of urine) Tetracycline drugs such as doxycycline may rarely …
Medications
… abdominal/stomach pain unusual weakness/tiredness dark urine yellowing skin/eyes muscle weakness Get medical help … interfere with certain laboratory tests (including urinary catecholamines), possibly causing false test results. Make … interfere with certain laboratory tests (including urinary catecholamines), possibly causing false test results. Make …
Medical tests
… in a sample of blood taken from a vein or in a sample of urine. Normally, only low levels of amylase are found in the blood or urine. But if the pancreas or salivary glands become damaged … more amylase is usually released into the blood and urine. In the blood, amylase levels rise for only a short …
Medical tests
… test measures the level of chloride in your blood or urine. Chloride is one of the most important electrolytes in … you digest food. Extra chloride leaves your body in your urine. Sometimes a test for chloride can be done on a one-time random sample of urine or on a sample of all your urine collected over a …
Medical tests
… or a burn. Myoglobin can be checked with a blood test or a urine test. Levels in the blood will increase within about 3 hours after the damage. Myoglobin can be found in urine for several days. Why It Is Done The myoglobin test is used to look for disease or injury of muscle tissue. The urine test can help check for rhabdomyolysis . How To …
Medical tests
… the level of D-xylose, a type of sugar, in a blood or urine sample. This test is done to help diagnose problems … not absorbed by the intestines, and its level in blood and urine is low. Why It Is Done A test for D-xylose is done to: … as a book to read. How It Is Done The amount of D-xylose in urine and blood samples is measured before and after you …
Medical tests
… creatinine (say "kree-AT-uh-neen") in your blood and urine. These tests tell how well your kidneys are working. … out of your blood and pass it out of your body in urine. If your kidneys are damaged and can't work as they should, the amount of creatinine in your urine goes down while its level in your blood goes up. Three …
Medical tests
… Overview A ketone test checks for ketones in your blood or urine. Ketones are substances that are made when the body … test for ketones anywhere you may be by using home blood or urine tests. Why It Is Done A blood test analyzed by a … , a potentially life-threatening condition. Home blood or urine ketone tests: Monitor a person who has diabetes, …
Medical tests
… screen") checks for drugs or other chemicals in your blood, urine, or saliva. Drugs can be swallowed, inhaled, injected, … drugs, such as cocaine and heroin. Testing is often done on urine or saliva instead of blood. Many drugs will show up in a urine or saliva sample. And urine and saliva tests are …
Medical tests
… amount of luteinizing hormone (LH) in a sample of blood or urine. LH is produced by the pituitary gland . LH helps … they should (delayed puberty). Find out (usually with a urine sample) when you are ovulating. Home urine tests for ovulation are available. Check your response …