329 results found
Medical tests
… nodes in the body where cancer cells may move to after they have left the original cancer site and started to spread. … cancer is normally one of the lymph nodes under the arm. Your doctor injects a blue dye or special tracer substance … cancer at the same time. How It Feels You will feel only a quick sting from the needle if you have a local anesthesia …
Medical tests
… of pregnancy. It's used to look for possible problems with your baby. The quad screening measures the amounts of four things in a pregnant woman's blood. They are: … are important to many health problems. Pregnancy: Should I Have Screening Tests for Birth Defects? Why It Is Done The …
Medical tests
… in the hospital. It uses a portable machine that can quickly check the extent of blood vessel damage or disease. … stroke. How To Prepare Depending on what the test is for, you may be asked not to eat or drink after midnight before … also squeeze your calf or forearm to help blood move more quickly through the veins. This is called an augmentation …
Medical tests
… pictures of the spine and vertebrae . During the test, you will lie on a table that is attached to the CT scanner, … compression fractures . Check on problems of the spine that have been present since birth (congenital). Look at problems … to help you relax (sedative) or dye is used, you may feel a quick sting or pinch when the IV is started. The dye may …
Medical tests
… Test Overview A breath alcohol test is an estimate of your blood alcohol concentration (BAC). The test measures … to your brain. This allows blood alcohol levels to increase quickly. The amount of alcohol in your blood reaches its … driving. The safest decision is always not to drive if you have been drinking. BAC is commonly used by police and other …
Medical tests
… are several risk factors for this anemia, such as those who have had stomach or intestinal surgery, small intestine … water) for 10 to 12 hours before the test. How It Is Done Your health professional drawing blood will: Wrap an elastic … may feel nothing at all from the needle, or you may feel a quick sting or pinch. Risks There is very little chance of a …
Medical tests
… Test Overview A tonometry test measures the pressure inside your eye, which is called intraocular pressure (IOP). This … eye. Tonometry measures IOP by recording the resistance of your cornea to pressure (indentation). Eyedrops to numb the … time a reading is obtained. After enough accurate readings have been obtained, a beep will sound, and the averaged IOP …
Medical tests
… cancer for someone on active surveillance. Why It Is Done You may need a prostate biopsy if your doctor found … during your examination. A biopsy can help find out if you have prostate cancer. It may also be done for other reasons, … under a microscope and how likely those cells are to grow quickly and spread. Your doctor will discuss this with you. …
Medical tests
… Test Overview Cardiac catheterization is a test to check your heart. This test uses a thin, flexible tube called a … this test is used to check for heart problems that have been present since birth ( congenital heart defect ). … flow in the coronary arteries . An angiogram can show if you have narrowed or blocked arteries from coronary artery …
Medical tests
… (also called an echo) uses sound waves to make an image of your heart. A device called a transducer sends sound waves … views of your heart. You will be asked to do several things, such as hold very still, breathe in and out very … usually takes 30 to 60 minutes. How It Feels You will not have pain from the echocardiogram. Gel is put on your chest …
