329 results found
Medical tests
… to find germs (such as bacteria or a fungus) that can cause an infection. A bacterial infection in the blood, called … For a blood culture, a sample of blood is added to a substance that promotes the growth of germs. The type of … For a blood culture, a sample of blood is added to a substance that promotes the growth of germs. The type of …
Medical tests
… with sugars and starches in foods to make acids and other substances that can cause problems and damage the teeth, gums, and bone. Acids can … with sugars and starches in foods to make acids and other substances that can cause problems and damage the teeth, …
Medical tests
… reason, concentrate, solve problems, or remember. Doctors use a wide variety of tests for neuropsychological testing. … or a more serious brain injury. You have a history of substance use disorder that may have affected your brain. … or a more serious brain injury. You have a history of substance use disorder that may have affected your brain. …
Medical tests
… Overview A thyroid-stimulating hormone (TSH) blood test is used to check for thyroid gland problems. TSH is produced when the hypothalamus releases a substance called thyrotropin-releasing hormone (TRH). TRH … problems. TSH is produced when the hypothalamus releases a substance called thyrotropin-releasing hormone (TRH). TRH …
Medical tests
… intestine, or colon, all the time. They usually don't cause problems. But sometimes, something causes the bacteria … grow. When there are too many of them, they release harmful substances called toxins. When the toxins are released, the … grow. When there are too many of them, they release harmful substances called toxins. When the toxins are released, the …
Medical tests
… for colour, blood cell counts, protein, glucose, and other substances. Some of the sample may be put into a container with a growth substance. This is called a culture. If any bacteria or … procedure. Why It Is Done A spinal tap is done to: Find a cause for symptoms possibly caused by an infection (such as …
Medical tests
… It can find changes in your genes or chromosomes that may cause a genetic illness. The results may tell you about your … such as Huntington disease . Forensic testing . This is used to identify family members, crime suspects, and victims … crime, war, or disasters. Diagnostic testing . This may be used to confirm a specific genetic illness when a person has …
Medical tests
… test checks for ketones in your blood or urine. Ketones are substances that are made when the body breaks down fat for … body with sugar (glucose) for energy or if your body can't use blood sugar (glucose) properly. Ketones can be tested in … test checks for ketones in your blood or urine. Ketones are substances that are made when the body breaks down fat for …
Medical tests
… tests include: Blood tests. These measure the level of two substances in the blood called pregnancy-associated plasma … by the placenta . In some areas, other blood tests may be used. Nuchal translucency test. This test uses ultrasound to … tests include: Blood tests. These measure the level of two substances in the blood called pregnancy-associated plasma …
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 that promotes the growth of germs. If no germs … can cause an infection. A sample of stool is added to a substance that promotes the growth of germs. If no germs …
