329 results found
Medical tests
… the benefits of the test. Most of the tracer will leave your body through your urine or stool within a day. So be sure to flush the toilet right after you use it, and wash your hands well with soap and water. The amount of radiation …
Medical tests
… (also called an echo) uses sound waves to make an image of your heart. A device called a transducer is moved across your chest. It looks like a microphone. The transducer sends sound waves that echo off your heart and back to the transducer. These echoes are …
Medical tests
… tomography (CT) scan . For an MRI of the head, you lie with your head inside a special machine (scanner) that has a … the test. But most reactions are mild and can be treated using medicine. If you breastfeed and are concerned about … to the baby. But if you are concerned, you can stop breastfeeding for up to 24 hours after the test. During this time, …
Medical tests
… Overview A medicine blood level test measures how much of your medicine is in your blood. Your doctor checks it to make sure that you are taking a …
Medical tests
… view of the parts of the eye . During the examination, your doctor can look at the front parts of the eye. These … lamp examination. Eyedrops may be used to widen (dilate) your pupils and to numb the surface of your eyes. Before the … eyes may be sensitive to light. You will have trouble focusing your eyes for several hours. If you know that your …
Medical tests
… These tests measure electrical activity that occurs in your eye when you look at something. Electrophysiology … problems of the retina. A full-field ERG can check how well your entire retina is working. A multifocal ERG (mfERG) … special to prepare for the tests. Follow any instructions your doctor gives you about what to do before your test. For …
Medical tests
… is an eye examination to look at the front part of your eye (anterior chamber) between the cornea and the iris … to see whether the area where fluid drains out of your eye (called the drainage angle ) is open or closed. It … often done during a regular eye examination, depending on your age and whether you are at high risk for glaucoma . …
Medical tests
… Why It Is Done You may need a prostate biopsy if your doctor found something of concern in your lab work or during your examination. A biopsy can help … affect your fertility. A prostate biopsy has a risk of causing problems such as: Infection. A urinary tract infection …
Medical tests
… may be done. These tests look for possible problems with your baby. The tests may be called first-trimester … combined screening. The screening tests show the chance of your baby having certain birth defects such as Down syndrome … done in the first trimester of pregnancy can be done using a sample of your blood and using ultrasound to measure …
Medical tests
… the cause of low blood sugar (hypoglycemia). How To Prepare Your doctor will give you instructions about eating and … used to treat type 2 diabetes can change the test results. Your doctor may ask you to stop these medicines before your … such as sulfonylureas (for example, glyburide) is causing the high level. If C-peptide levels are high after an …
