281 results found
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
… 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
… numbness. Keeping your A1c level in your target range can lower your chance for problems. Why It Is Done The A1c test … numbness. Keeping your A1c level in your target range can lower your chance for problems. Why It Is Done The A1c test …
Medical tests
… made longer by: Blood-thinning medicine, such as warfarin. Low levels of blood clotting factors. A change in the … to make sure you are taking the right dose. Check for low levels of blood clotting factors. The lack of some … values A longer-than-normal PT can mean a lack of or low level of one or more blood clotting factors (factors I, …
Medical tests
… viral load. This means that the amount of the virus is too low for the test to detect. When the virus is undetectable, … blood. It means that the amount of HIV in the blood was too low for the test to detect. CD4+ Cells … viral load. This means that the amount of the virus is too low for the test to detect. When the virus is undetectable, …
Medical tests
… test. How It Is Done You will be asked to tilt your head back and open your mouth as wide as possible. Your doctor … and throat. A clean cotton swab will be rubbed over the back of your throat, around your tonsils, and over any red … test. How It Is Done You will be asked to tilt your head back and open your mouth as wide as possible. Your doctor …
Medical tests
… this surgery takes less time, is simpler to do, and has a lower chance of long-term problems, such as ongoing swelling of an arm or leg ( lymphedema ). How To Prepare Follow the instructions exactly about when to stop eating and … Be sure you have someone to take you home. Anesthesia and pain medicine will make it unsafe for you to drive or get …
Medical tests
… and stress echocardiograms. A Doppler echo shows blood flow through the heart and blood vessels. It can be done … usually done to find out if you might have decreased blood flow to your heart ( coronary artery disease ). … a stress echocardiogram. It is used to look at how blood flows through the heart chambers, heart valves, and blood …
Medical tests
… you have a fetal ultrasound . For the tests, you will lie back on a padded examination table. If you become short of breath or light-headed while lying on your back, say so. The technician can help you change your … take about 30 to 60 minutes. How It Feels Lying on your back (or side) during the test may be uncomfortable. During …
Medical tests
… uses ultrasound to measure the thickness of the skin at the back of your baby's neck. An increase in the thickness can … means that you have a negative result and your baby has a lower chance of a birth defect. But it doesn't guarantee … means that you have a negative result and your baby has a lower chance of a birth defect. But it doesn't guarantee …
