271 results found
Medical tests
… urine, your brain is overriding this reflex. When you allow the reflex to occur, urination occurs. A problem … office. You will need to take off most of your clothes below the waist. You will be given a cloth or paper covering … are also recorded. Next, you will be asked to lie on your back on an examining table. After the urethra is thoroughly …
Medical tests
… measure pressure in the eye). To look at structures in the back of the eye, such as the optic nerve or retina. To help … a paper strip that is gently touched to the inside of your lower eyelid. The dye dissolves in your tears, coats your … takes about 5 to 10 minutes. How It Feels It is usually not painful to have a slit lamp test. The dilating drops may …
Medical tests
… evaluate brain, head, and neck problems; to look at blood flow to the heart; to examine bones; and to diagnose problems … causing seizures, including for epilepsy . Find poor blood flow to the heart, which may mean coronary artery disease or … bathroom. Avoid using a urinal. How It Feels You won't feel pain during the test. The table you lie on may be hard, and …
Medical tests
… to find out if the right dose of heparin is being used. Low levels of blood clotting factors. A change in the … Find a cause of abnormal bleeding or bruising. Check for low levels of blood clotting factors. The lack of some … A longer-than-normal PTT or APTT can mean a lack of or low level of one of the blood clotting factors or another …
Medical tests
… a thin needle is inserted into the spinal canal in the lower back. After the needle is in place, a small amount of fluid … from an open sore. But syphilis sores usually aren't very painful. Spinal fluid sample You may feel some discomfort …
Medical tests
… before your ovary releases an egg (ovulates). This timing allows your doctor to see the inside of your uterus better. It … pregnant. Your doctor may have you take an over-the-counter pain medicine, such as ibuprofen, about an hour before your … test, you sit on the edge of a padded table. Then you lie back with your feet and legs supported by footrests. This …
Medical tests
… hearing aids, bring them to the test. If you have a neck or back problem, tell your doctor, so your neck and back will … find the right settings for the measuring tool, you will follow a moving point of light with only your eyes. You should … and to each side. Readings will be taken while your eyes follow the back-and-forth movement of a pendulum or light. …
Medical tests
… easier to find problems with increased or abnormal blood flow, such as with some types of cancer or areas of … will watch you through a window, and you'll be able to talk back and forth. If contrast material is needed, the … can take as long as 2 hours. How It Feels You won't have pain from the magnetic field or radio waves used for the MRI …
Medical tests
… CD4+ counts generally decrease as HIV progresses. A low CD4+ count usually means a weakened immune system and a … HIV, the CD4+ count almost always goes up with treatment. Low CD4+ counts make infections more likely. Related … CD4+ counts generally decrease as HIV progresses. A low CD4+ count usually means a weakened immune system and a …
Medical tests
… Test Overview Bronchoscopy is a procedure that allows your doctor to look at your airway through a thin … Be sure you have someone to take you home. Anesthesia and pain medicine will make it unsafe for you to drive or get … bronchoscopy During this procedure, you will lie on your back on a table with your shoulders and neck supported by a …
