304 results found
Medical tests
… diseases measure the amount of certain antibodies in your blood. Your body makes antibodies to attack and destroy … If you have several of these antibodies—or have them in high amounts—you may have an autoimmune disease. You may … If you have several of these antibodies—or have them in high amounts—you may have an autoimmune disease. You may …
Medical tests
… response (VER): Follow your doctor's instructions about eating to avoid low blood sugar. Avoid caffeine within 12 hours of the test. … is within a normal range. Abnormal. The Arden ratio is lower than the normal range. Visual evoked response (VER) …
Medical tests
… you to decide to make lifestyle changes that help you stay healthy. A test about ancestry can also help you learn more … a saliva sample, a swab from inside your cheek, or a blood sample. You might have to go to a local lab to collect … decisions such as: Having children. Preventing or treating a disease or health problem. Changing your lifestyle …
Medical tests
… The vibration speed of a sound wave determines how high or low a sound is (pitch). The height of the sound wave … measured in decibels (dB). The normal range (threshold or lower limit) of hearing is 0 dB to 25 dB. Normal results … measured in decibels (dB). The normal range (threshold or lower limit) of hearing is 0 dB to 25 dB. Normal results …
Medical tests
… X-rays to provide detailed pictures of the heart and the blood vessels that go to the heart, lung, brain, kidneys, … and arms. This test can show narrowed or blocked areas of a blood vessel. It can also show whether there is a bulge ( … ) or a buildup of fatty material called plaque in a blood vessel. During a CT angiogram, you lie on a table that …
Medical tests
… measure how much tracer the thyroid gland absorbs from the blood. The tracer can be swallowed or can be injected into a … Prepare To prepare for a thyroid scan: You may need to stop eating for several hours before the test. You may need to … Prepare To prepare for a thyroid scan: You may need to stop eating for several hours before the test. You may need to …
Medical tests
… waves are normally found when you are alert or have taken high doses of certain medicines, such as benzodiazepines . … has stopped. It's usually caused by lack of oxygen or blood flow inside the brain. It may happen when a person has … waves are normally found when you are alert or have taken high doses of certain medicines, such as benzodiazepines . …
Medical tests
… Information Test Overview Prothrombin time (PT) is a blood test that measures how long it takes blood to clot. A … with artificial heart valves, because these valves have a high chance of causing clots to form. Abnormal values A … with artificial heart valves, because these valves have a high chance of causing clots to form. Abnormal values A …
Medical tests
… is put into a vein ( IV ) in the arm. It moves through the blood to the liver and spleen . Areas of the liver and … is working. Check for cirrhosis of the liver. In cirrhosis, healthy tissue in the liver is replaced with scar tissue. … is working. Check for cirrhosis of the liver. In cirrhosis, healthy tissue in the liver is replaced with scar tissue. …
Medical tests
… Sometimes the assessment includes lab tests, such as blood or urine tests. A mental health assessment may be done … How well you are able to carry out routine tasks, such as eating, dressing, shopping, or banking. Sometimes a longer … disorder . Conduct disorder . Bipolar disorders . Eating disorders . Developmental problems, such as: Learning …
