329 results found
Medical tests
… ( metabolism ). The amount of GH in the blood changes during the day and is affected by exercise, sleep, emotional stress, and diet. Too much GH during childhood can cause a child to grow taller than normal ( gigantism ). Too little GH during childhood can cause a child to grow less than normal …
Medical tests
… of your eyes so that you will not feel the tonometer during the test. A strip of paper containing a dye … of your eyes so that you will not feel the tonometer during the test. You will stare straight ahead, or sometimes … of your eyes so that you will not feel the tonometer during the test. You may have a scratchy feeling on your …
Medical tests
… If a large amount of fluid is going to be taken out during the procedure, you may lie on your back with your … in your arm. It is important that you lie completely still during the procedure, unless you are asked to change … is taken out. Tell your doctor if you do not feel well during the test. Risks There is a very small chance that the …
Medical tests
… breathing in a saltwater (saline) mist and then coughing. During bronchoscopy , which uses a bronchoscope to look at … are not able to deliver it immediately. Bronchoscopy sample During bronchoscopy, a thin, lighted instrument … If you have general anesthesia, you will feel nothing during the procedure. Risks Home or office sample There are …
Medical tests
… C virus is in the blood. Viral load may be measured before, during, and after treatment. Why It Is Done This test is … that you have hepatitis C. If the viral load is checked during treatment, the level should go down. Related … C virus is in the blood. Viral load may be measured before, during, and after treatment. Why It Is Done This test is …
Medical tests
… how brain waves respond to certain things you look at during the test. Why It Is Done The different … done varies. Electroretinography (ERG) You sit or lie down during the test. Eye drops are used to numb the eye. A tiny … dark adaptation. Different wavelengths of light are used during the test to check for problems with the eye's rod and …
Medical tests
… or fluids with vanilla. Licorice. Do not use tobacco at all during the 24-hour urine collection. Be sure to keep warm during the 24 hours. Being cold can raise your catecholamine levels. Drink plenty of fluids during the 24 hours to avoid dehydration . Your doctor may …
Medical tests
… infection, or injury. Normally, cortisol levels rise during the early morning hours and are highest about 7 a.m. They drop very low in the evening and during the early phase of sleep. But if you sleep during the day and are up at night, this pattern may be …
Medical tests
… products you take. Some may increase the risk of problems during your test. Your doctor will tell you if you should … to a machine that traces your heart activity onto a paper. During the test, lie very still and breathe normally. Do not talk during the test. How long the test takes The test usually …
Medical tests
… organs or other structures in the pelvis and lower belly. During the examination, the doctor gently puts a lubricated, … organs, such as the bladder, can sometimes also be felt during a digital rectal examination. Why It Is Done A … growths. How It Feels Men may feel some discomfort or pain during a digital rectal examination (DRE). Your doctor must …
