329 results found
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 … checked for glaucoma. Glaucoma is an eye disease that can cause blindness by damaging the optic nerve . If you have …
Medical tests
… a dye called contrast material is injected into a vein in your arm. A series of X-ray pictures is then taken at timed … such as kidney stones , tumours, or infection. It is also used to look for problems with the structure of the urinary … have an enema the morning of the test) to make sure that your bowels are empty. If you are breastfeeding, you may …
Medical tests
… rectum . Guided by ultrasound, a spring-loaded needle is used to take samples from the prostate through the rectal … 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 …
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 … by the placenta . In some areas, other blood tests may be used. Nuchal translucency test. This test uses ultrasound to …
Medical tests
… generally found in amounts equal to insulin . This is because insulin and C-peptide are linked when first made by the … 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 …
Medical tests
… A cystoscopy is a procedure that lets a doctor look inside your bladder and urethra. The urethra is the tube that … urine from the bladder to outside the body. The doctor uses a thin, lighted tool called a cystoscope. With this … are in a clinic and you are awake, you may get gel to numb your urethra. This makes the procedure more comfortable. …
Medical tests
… Test Overview A home lung function test uses a peak flow meter or a home spirometer to monitor and … 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 …
Medical tests
… tests done on urine in most doctors' offices if they are used exactly as instructed. There are two basic types of … by detecting human chorionic gonadotropin (hCG) in your urine. How To Prepare Equipment You can buy home pregnancy test kits at the drugstore or grocery store. You don't need a prescription. …
Medical tests
… It Feels Risks Results Test Overview An MRI is a test that uses a magnetic field and pulses of radio wave energy to … that can't be seen with other imaging tests. For an MRI, your body is placed inside a machine that contains a strong … you make wise health decisions or take action to improve your health. Decision Points focus on key medical care …
Medical tests
… usually affected by the amount of folate and folic acid in your diet each day. Folate deficiency can result in a type … anemia . Mild folate deficiency often does not cause any symptoms. Severe folate deficiency may cause a sore … hours before the test. If you take any medicines regularly, your doctor will talk to you about how to take these before …
