258 results found
Medical tests
… your doctor tells you to. How It Is Done Blood test A health professional uses a needle to take a blood sample, … Low chloride levels may be caused by: Conditions that cause too much water to build up in the … of the blood above the normal range (metabolic alkalosis). Heart failure . Ongoing vomiting. …
Medical tests
… and viruses, and cause them to be destroyed. The following conditions cause antibodies to be made. Transfusion reaction … may give you some specific instructions. How It Is Done A health professional takes a sample of your blood. How long … transfusion of incompatible blood. Or it may be related to conditions such as hemolytic anemia or hemolytic disease of …
Medical tests
… in the liver, but also in smaller amounts in the kidneys , heart, muscles, and pancreas . ALT was formerly called serum … exercise just before having an ALT test. How It Is Done A health professional uses a needle to take a blood sample, … High levels of ALT may be caused by: Liver damage from conditions such as hepatitis or cirrhosis . Lead poisoning. …
Medical tests
… Why It Is Done Fetal ultrasound is done to learn about the health of your fetus. Different details can be learned at … Find major birth defects, such as a neural tube defect or heart problems. Third semester ultrasound This test is done … to see a heartbeat. Or it might mean fetal death. Many conditions can affect fetal ultrasound results. Your doctor …
Medical tests
… of enzymes and proteins that are linked with injury of the heart muscle. The test checks for the proteins troponin I (TnI) and troponin T (TnT). If your heart muscle is injured, such as from a heart attack , … be done, or what the results will mean. How It Is Done A health professional uses a needle to take a blood sample, …
Medical tests
… look at sodium levels in the blood and urine to see whether conditions or medicines may be causing fluid or electrolyte … hormones. Low urine sodium levels have many causes, such as heart failure, malnutrition, and diarrhea. Why It Is Done A … A single urine sample (clean catch) may be taken at a health professional's office or at home. A 24-hour sample is …
Medical tests
… (EKG or ECG) is a test that checks for changes in your heart while you exercise. Sometimes EKG abnormalities can be … a motor-driven treadmill or pedal a stationary bicycle. The heart is a muscular pump made up of four chambers . The two … options. Tell your doctor ALL the medicines and natural health products you take. Some may increase the risk of …
Medical tests
… A ventriculogram is a test that shows images of your heart. The images show how well your heart is pumping. The pictures let your doctor check the health of the lower chambers of your heart, called …
Medical tests
… of the BNP hormone in your blood. BNP is made by your heart and shows how well your heart is working. Normally, only a low amount of BNP is … to do anything before you have this test. How It Is Done A health professional uses a needle to take a blood sample, …
Medical tests
… is a test to help your doctor look at the inside of your heart. A small device called a transducer directs sound waves toward your heart. The sound waves make a picture of the heart's valves … options. Tell your doctor ALL the medicines and natural health products you take. Some may increase the risk of …
