270 results found
Medical tests
… Chloride is absorbed by your intestines when you digest food. Extra chloride leaves your body in your urine. … caused by: Dehydration , such as from diarrhea or vomiting. Eating a lot of salt. Kidney disease. An overactive … caused by: Dehydration , such as from diarrhea or vomiting. Eating a lot of salt. Kidney disease. An overactive …
Medical tests
… with a substance called barium. Or you might swallow solid foods coated with barium. The barium shows the movements of … study, you will swallow liquid mixed with barium or solid foods coated with barium. While you swallow, the doctor and … is used to make it easier to drink. Risks The barium in the food isn't harmful. Some people gag when they drink the …
Medical tests
… that doesn't restrict your breathing in any way. Avoid food or drinks with caffeine. Caffeine can cause your … or discomfort, tell the therapist right away. Risks For a healthy person, there's little or no risk in taking these … Normal Results are in the normal range for a person with healthy lungs. Abnormal Test results are outside of the …
Medical tests
… (EEG) is a test that measures and records the electrical activity of your brain. Special sensors called electrodes … to a computer. The computer records your brain's electrical activity on the screen. Or it may record the activity on … such as narcolepsy . Watch brain activity while a person is getting general anesthesia for brain surgery. How To Prepare …
Medical tests
… during the procedure so that the doctor is able to collect enough secretions for an accurate test. Results of a rapid … during the procedure so that the doctor is able to collect enough secretions for an accurate test. Results of a rapid …
Medical tests
… diseases. An ANA test is used along with your symptoms, physical examination, and other tests to find an autoimmune … Sometimes ANA test results can be positive when a person is healthy. Though the test is positive, the level of antibodies is usually low. Some healthy people can have an increased amount of ANA in their …
Medical tests
… and passes out of the body in the urine. If there is not enough phosphate, less is found in the urine. Kidney … High levels of phosphate in the urine also may be caused by eating a meal high in phosphorus, having high levels of … ( hypoparathyroidism ). Kidney or liver diseases. Severe malnutrition. Calcium (Ca) in Blood Test …
Medical tests
… granola. Follow your doctor's directions about when to stop eating solid foods and drink only clear liquids. You can drink water, … granola. Follow your doctor's directions about when to stop eating solid foods and drink only clear liquids. You can …
Medical tests
… It Is Done The bladder stress test may be done as part of a physical examination when: You have involuntary release of … you sneeze, laugh, cough, or exercise. The medical history, physical examination, and urinalysis do not find a cause for … It Is Done The bladder stress test may be done as part of a physical examination when: You have involuntary release of …
Medical tests
… back or flank pain. How To Prepare You may need to stop eating and drinking for 8 to 12 hours before the IVP. You … are empty. If you are breastfeeding, you may want to pump enough breast milk before the test to get through 1 to 2 … and other health problems. But in most cases, the risk of getting cancer from being exposed to small amounts of …
