329 results found
Medical tests
… Overview A viral test is done to find infection-causing viruses. Viruses grow only in living cells. Viruses cause disease by destroying or damaging the cells they …
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. Blood tests A health professional uses a needle to take a blood sample, usually from the arm. …
Medical tests
… Overview Overview A complement test uses a blood sample to detect a group of proteins that help … of foreign substances in the body, such as bacteria or viruses, a low level of complement means the body is trying to … Incorporated disclaims any warranty or liability for your use of this information. Your use of this information means …
Medical tests
… pictures of the tracer as it moves along. Your doctor can use these pictures to look for leaks, blockages, or any … It Is Done The HIDA scan may be done to: Help find the cause of pain in the upper belly, especially if the pain is on … get through 1 to 2 days of feeding. The radioactive tracer used in this test can get into your breast milk and is not …
Medical tests
… rectum . Guided by ultrasound, a spring-loaded needle is used to take samples from the prostate through the rectal … between the scrotum and anus. While ultrasound is often used to guide the sampling, other ways of imaging such as MRI or CT scans may also be used. A prostate biopsy may be done: When a blood test shows …
Medical tests
… Test Overview An echocardiogram (also called an echo) uses sound waves to make an image of your heart. A device … work hard. Sometimes, instead of exercise, a medicine is used that makes your heart respond like you have been … through a vein (intravenously, or IV). The IV can be used to give you a contrast material. This helps your doctor …
Medical tests
… Test Overview The slit lamp examination uses a tool that provides a magnified, three-dimensional … of different parts of the eye. Fluorescein dye may be used during a slit lamp examination. The dye makes it easier … be done: As part of a routine eye examination. It may be used along with other procedures that evaluate the eye, such …
Medical tests
… Why It Is Done Results Overview The retrograde pyelogram uses a dye to find out whether a kidney stone or something … for your urinary symptoms. The IVP cannot be done because of kidney problems such as chronic kidney disease . You … are allergic to the iodine-based dye ( contrast material ) used in the IVP. Pregnant women normally do not have this …
Medical tests
… of inflammation in your body. High levels of CRP are caused by infections and many long-term diseases. But a CRP … or what is causing it. Other tests are needed to find the cause and location of the inflammation. Why It Is Done This test is used to: Check for infection after surgery. Find out if you …
Medical tests
… This information is about medicines that are not used to control seizures. Why It Is Done Certain types of medicine need to be monitored because: At a low blood level, they don't work as well as they should. At a high blood level, they may cause problems. Your doctor may use your test results to …
