329 results found
Medical tests
… a day-to-day basis. A peak flow meter allows you to measure your peak expiratory flow . A home spirometer allows you to measure your forced expiratory volume at 1 second (FEV1). If you have a lung disease, such as asthma, your doctor may test your peak expiratory flow (PEF) to …
Medical tests
… liver biopsy is a procedure to take a very small sample of your liver tissue. Then a doctor looks at this tissue under … the biopsy area. Then the doctor puts a long needle through your skin between two of your lower ribs on your right side. The needle goes into …
Medical tests
… A cystoscopy is a procedure that lets a doctor look inside your bladder and urethra. The urethra is the tube that … are in a clinic and you are awake, you may get gel to numb your urethra. This makes the procedure more comfortable. Then the doctor puts the cystoscope into your urethra and moves it into your bladder. Next, the …
Medical tests
… test that can check for problem areas in certain tissues in your body. A radioactive tracer (tracer) called gallium citrate is injected into a vein in your arm. It moves through your bloodstream and into certain tissues. These tissues …
Medical tests
… Amniocentesis is a test to look at the fluid that surrounds your baby ( fetus ) in the uterus . Amniotic fluid has cells … other substances that can give clues about the health of your fetus. For this test, a needle is put gently through your belly into your uterus. About 30 mL (2 Tbsp) of fluid …
Medical tests
… cord and brain that you need to urinate. In response, your spinal cord sends a signal for the bladder to contract (voiding reflex). When you hold in your urine, your brain is overriding this reflex. When you allow the …
Medical tests
… Information Test Overview Colonoscopy is a test that allows your doctor to look at the inner lining of your large intestine (rectum and colon). Your doctor uses a thin, flexible tube called a colonoscope …
Medical tests
… is done to check for albumin in the urine. It helps tell your doctor how well your kidneys are working. This test is done most often to … blood pressure, heart failure, and cirrhosis. The sooner your doctor knows you have kidney damage, the more your …
Medical tests
… (EKG or ECG) is a test that checks for changes in your heart while you exercise. Sometimes EKG abnormalities … an increased chance of having heart disease. How To Prepare Your doctor may recommend how you should eat before the test. For example, your doctor may suggest you only eat a light breakfast …
Medical tests
… of thyroid tissue can be taken by: Fine-needle biopsy. Your doctor puts a thin needle through the skin and into the … biopsy method rather than surgery. Core needle biopsy. Your doctor inserts a needle with a special tip and removes … of tissue about the size of a grain of rice. Open biopsy. Your doctor makes a cut (incision) through the skin to see …
