329 results found
Medical tests
… and arteries. Check if it is safe to do a procedure or surgery that might cause bleeding. Check how well the liver … has a different range for what's normal. Your lab report should show the range that your lab uses for each test. The … so your PTT value needs to be closely checked. If you have a longer PTT, you may have a higher risk of bleeding. …
Medical tests
… a medicine is used that makes your heart respond like you have been exercising. Why It Is Done A stress echocardiogram … problems during your test. Your doctor will tell you if you should stop taking any of them before the test and how soon … Small pads or patches (electrodes) will be placed on the skin of your chest to record your heart rate during the …
Medical tests
… to find germs (such as bacteria or a fungus ) that can cause an infection. A sample of cells from the back of your throat is added to a substance … This can help guide treatment. Check a person who may not have any symptoms of infection but who carries bacteria that …
Medical tests
… your sleep problems. Sleep studies can also find out if you have a problem with your stages of sleep. The two main types … are designed to be as comfortable as possible. They should not make it hard to sleep. At the start of the test, … and make yourself as comfortable as you can. Risks Your skin may be red or itchy from the glue used with the …
Medical tests
… X-ray may be one of the first tests done to find a cause of belly pain, swelling, nausea, or vomiting. And other … catheters. How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you … injury. Risks There is always a slight chance of damage to cells or tissue from radiation, including the low levels of …
Medical tests
… page: Test Overview Test Overview Radioactive tracers are used in imaging tests that help find problems inside the … exposed to radiation, there's a small chance of damage to cells or tissue. That's the case even with the low-level … exposed to radiation, there's a small chance of damage to cells or tissue. That's the case even with the low-level …
Medical tests
… by the placenta . In some areas, other blood tests may be used. Nuchal translucency test. This test uses ultrasound to measure the thickness of the skin at the back of your baby's neck. An increase in the … 1 out of a number less than 200 (such as 1 out of 100), you have a positive result. This means that your baby has a …
Medical tests
… Test Overview Blood normally doesn't have any bacteria or fungi in it. A blood culture is a test … to find germs (such as bacteria or a fungus) that can cause an infection. A bacterial infection in the blood, called … older adults. It can happen because of a disease (such as cancer or AIDS) or from medicines (such as corticosteroids …
Medical tests
… intestine, or colon, all the time. They usually don't cause problems. But sometimes, something causes the bacteria … infection is most common in people who take antibiotics or have taken them recently. Antibiotics are drugs used to kill … homes and in people who are getting chemotherapy for cancer. The C. diff toxins test looks at a stool sample to …
Medical tests
… The following types of dental X-rays are commonly used. The X-rays use small amounts of radiation. Bitewing. … of the mouth. They are used to find extra teeth, teeth that have not yet broken through the gums, jaw fractures, a cleft … X-rays. Risks There is always a slight chance of damage to cells or tissue from radiation, including the low levels of …
