329 results found
Medical tests
… (vegans) who do not eat animal products and babies of mothers who are strict vegetarians are at increased risk for … usually measured at the same time as a folic acid test, because a lack of either one or both can lead to a form of … to put a needle into the vein. Clean the needle site with alcohol. Put the needle into the vein. More than one needle …
Medical tests
… or degrees Fahrenheit (°F). The standard in Canada and most other countries is degrees Celsius. In the United States, … Body temperature can vary by as much as 0.6°C (1°F) during the day. Before you take your temperature: Wait at … you take a temperature, read the instructions for how to use your type of thermometer. Oral (by mouth) is the most …
Medical tests
… and effective dose. This testing is also called therapeutic drug monitoring. Why It Is Done Seizure medicines are usually monitored because: At a low blood level, they don't control seizures as … also look at your results based on your age, health, and other factors to help decide whether you are taking the …
Medical tests
… carbon dioxide in the blood from an artery. This test is used to find out how well your lungs are able to move oxygen … (O2). Blood for an ABG test is taken from an artery. Most other blood tests are done on a sample of blood taken from a … , sleep disorders, or severe infections or who have had a drug overdose. How To Prepare If you take a medicine that …
Medical tests
… and effective dose. This testing is also called therapeutic drug monitoring. This information is about medicines that are not used to control seizures. Why It Is Done Certain types of … also look at your results based on your age, health, and other factors to help decide whether you are taking the …
Medical tests
… chemistry screens look at more substances in the blood than others do. The most complete form of a chemistry screen … eat high-fat foods the night before the test. Do not drink alcohol before you have this test. How It Is Done A health professional uses a needle to take a blood sample, usually from the arm. …
Medical tests
… A padded brace, foam pads, a headband, or sandbags may be used to hold your head in place while the pictures are … It is not a reason to avoid the test. If you need an X-ray during pregnancy, a lead apron will be put over your belly … see the initial results of a skull X-ray in a few minutes. Otherwise, a radiologist usually has the official X-ray …
Medical tests
… can occur normally in the second or third trimester of pregnancy. Blood urea nitrogen to creatinine ratio … Blood urea nitrogen (BUN) and creatinine tests can be used together to find the BUN-to-creatinine ratio … levels to go up. How To Prepare Do not eat a lot of meat or other protein in the 24 hours before having a BUN test. How …
Medical tests
… can include infection (such as from parasites , viruses , or bacteria ), poor nutrient absorption, or cancer. … antibiotics, laxatives, or non-steroidal anti-inflammatory drugs (NSAIDs) for 1 to 2 weeks before you have the test. Be … a sample only once a day unless your doctor gives you other directions. Flush the remaining stool down the toilet. …
Medical tests
… taken from a vein as part of a panel of tests that looks at other electrolytes . These may include items such as sodium, … group of blood tests (chemistry screen) to help find the cause of many kinds of symptoms, including many kidney … A low level may be caused by: Hyperventilation . Aspirin or alcohol overdose. Diarrhea, dehydration, or severe …
