329 results found
Medical tests
… intestine, or colon, all the time. They usually don't cause problems. But sometimes, something causes the bacteria to grow. When there are too many of them, … the sample to the lab on time. Samples from babies and young children may be taken from diapers (if the stool does …
Medical tests
… to find germs (such as bacteria or a fungus) that can cause an infection. A sample of stool is added to a substance … no germs grow, the culture is negative. If germs that can cause infection grow, the culture is positive. The type of … the sample to the lab on time. Samples from babies and young children may be taken from diapers (if the stool does …
Medical tests
… Test Overview A radioactive iodine uptake (RAIU) test uses a radioactive tracer and a special probe to measure how … gland is working properly. The radioactive tracer commonly used in this test is iodine. A radioactive iodine uptake … test is also not recommended for breastfeeding women or young children. Results Radioactive thyroid scan and …
Medical tests
… , inflammation , or bleeding. The test can help find the cause of joint pain or swelling. Normally, only a small amount … Removing some of the joint fluid may also relieve pain caused by the buildup of fluid in your joint. How To Prepare … is often injected into the skin over the joint. For young children, a sedative may also be given. A long, thin …
Medical tests
… the central nervous system. A blood alcohol test is often used to find out whether you are legally drunk or … to stand or walk, or erratic or unsafe driving. Find the cause of altered mental status, such as unclear thinking, … alcohol level of an older adult more than it does for a young adult. Food. Food in the stomach absorbs some of the …
Medical tests
… can include infection (such as from parasites , viruses , or bacteria ), poor nutrient absorption, or cancer. … help see how well the pancreas is working. Help find the cause of symptoms affecting the digestive tract, such as … infection. Rotaviruses are a common cause of diarrhea in young children. If diarrhea is present, testing may be done …
Medical tests
… of bone marrow fluid through a needle. Bone marrow biopsy uses a needle to take out a small amount of bone with the … checked under a microscope. The hip bone is the most often used area for these procedures. Aspiration and biopsy are … is removed from the front of the pelvic bone. Babies and young children may have the sample taken from the front of …
Medical tests
… problems at school, work, or home. For example, it may be used to find out if a child has a learning disability , … arrested for a crime, such as drunk driving or physical abuse. How To Prepare If you are having a mental health … and what problem the doctor thinks the child may have. Young children may be asked to draw pictures to express …
Medical tests
… This organ is called the cochlea. Sound vibrations cause the fluid in the inner ear to move, which bends tiny … Hearing tests may be done: To check, or screen, babies and young children for hearing problems that might affect their … take about 1 hour. How It Feels This test usually doesn't cause any pain or discomfort. Risks There are no known risks …
Medical tests
… Positron emission tomography (PET) is a test that uses a special type of camera and a tracer (radioactive … (CT) scans or magnetic resonance imaging (MRI) because the pictures show only the location of the tracer. The … are not clear or when a person has dementia symptoms at a young age (usually younger than 65). footnote 1 This is …
