305 results found
Medical tests
… Test Overview A ketone test checks for ketones in your blood or urine. Ketones are substances that are made when the body breaks down fat for energy. Normally, your body gets … with sugar (glucose) for energy or if your body can't use blood sugar (glucose) properly. Ketones can be tested in a …
Medical tests
… of immunoglobulins, also known as antibodies , in your blood. Antibodies are substances made by the body's immune system in response to bacteria, viruses, … IgA antibodies. IgG. IgG antibodies are found in all body fluids. They are the smallest but most common antibody (75% …
Medical tests
… Overview Pericardiocentesis is done to find the cause of fluid buildup around the heart and to relieve pressure on … pericardium . It protects the heart and parts of the major blood vessels connected to the heart. Normally, there is a … fluid is sent to a lab where it is measured and checked for blood, microorganisms (such as bacteria, fungi , or …
Medical tests
… Test Overview Thyroid testing Thyroid hormone tests are blood tests that check how well the thyroid gland is … The thyroid gland makes hormones that regulate the way the body uses energy. The thyroid gland is a butterfly-shaped … way the body uses energy ( metabolism ). Thyroid hormone blood tests include: Total thyroxine (T4) and free thyroxine …
Medical tests
… vagina. In rare cases, HSV can infect other parts of the body, such as the eyes and the brain. HSV tests are most … also be done using other types of samples, such as spinal fluid, blood, urine, or tears. Blood testing can be done to find …
Medical tests
… Test Overview A toxoplasmosis test is a blood test that checks for antibodies to the Toxoplasma gondii parasite . Your body's natural defence system ( immune system ) will make … baby is infected, the test can be done on a sample of the fluid that is around your baby ( amniotic fluid ) taken …
Medical tests
… from each birth parent. Genes determine things like your blood type, hair colour, and eye colour. Genes can also … if a person has gene changes that might affect how their body reacts to a specific medicine. At-home genetic testing … person being tested spits into a tube. A sample of amniotic fluid. This is collected using amniocentesis or chorionic …
Medical tests
… including a culture , genetic tests, or tests to study the body's immune system (immunological tests). Lymph nodes are … and how soon to do it. If you take a medicine that prevents blood clots, your doctor may tell you to stop taking it … This is common. After surgery you may have a buildup of fluid where lymph nodes were removed. This fluid is called …
Medical tests
… contrast material to make pictures of the bones and the fluid-filled space (subarachnoid space) between the bones in … often done after the X-rays, while the dye is still in your body. Why It Is Done A myelogram is done to check for: The … that covers the brain and spinal cord. Problems with the blood vessels to the spine. This test may help find the …
Medical tests
… ("tox screen") checks for drugs or other chemicals in your blood, urine, or saliva. Drugs can be swallowed, inhaled, … heroin. Testing is often done on urine or saliva instead of blood. Many drugs will show up in a urine or saliva sample. … This means they only find out if drugs are present in the body, not the exact level or quantity. Follow-up …
