305 results found
Medical tests
… test The ABO test shows that people have one of four blood types: A, B, AB, or O. If your red blood cells have: The A … type. Although "universal donor" and "universal recipient" types may be used to classify blood in an emergency, blood … type. The following table shows the compatibility of blood types between blood donors and recipients. Read the table as …
Medical tests
… type test may be done to see if a person has a chance of getting certain diseases that cause the body to attack its … type test may be done to see if a person has a chance of getting certain diseases that cause the body to attack its …
Medical tests
… stress test checks to see if your baby will stay healthy during contractions when you are in labour. This … usually done if you have an abnormal non-stress test or biophysical profile . A biophysical profile uses ultrasound … for 2 hours before the test. Smoking can lower your baby's activity and heart rate. You will be asked to sign a consent …
Medical tests
… Prepare To prepare for a thyroid scan: You may need to stop eating for several hours before the test. You may need to … to eat a low-iodine diet for several days if this test is being done to check for thyroid cancer. For a thyroid scan, … It can also show areas in the thyroid gland where the activity is less than normal (cold nodules ) or more than …
Medical tests
… Cortisol levels can be affected by many things, such as physical or emotional stress, strenuous activity, infection, or injury. Normally, cortisol levels … have this daily change in cortisol levels, you may have overactive adrenal glands. Cortisol levels vary widely …
Medical tests
… Overview An electromyogram (EMG) measures the electrical activity of muscles when they're at rest and when they're being used. Nerve conduction studies measure how well and … other things. These include your medical history, symptoms, physical and neurological examinations, and the results of …
Medical tests
… (EEG) is a test that measures and records the electrical activity of your brain. Special sensors called electrodes … such as narcolepsy . Watch brain activity while a person is getting general anesthesia for brain surgery. How To Prepare … you may get a sedative to help you sleep. If an EEG is being done to check a sleep problem, your brain's electrical …
Medical tests
… electrocardiogram (EKG or ECG) records the electrical activity of your heart while you do your usual activities. … only during certain activities. These include exercise, eating, sex, stress, bowel movements, and even sleeping. An … rhythms are found. Your heart rate may go up when you are active and go down when you sleep. It can be normal to have …
Medical tests
… nervosa . Help tell the difference between mental and physical health problems. Check a person who has been … a child has a learning disability , attention deficit hyperactivity disorder (ADHD), or a conduct disorder (CD). Check … How well you are able to carry out routine tasks, such as eating, dressing, shopping, or banking. Sometimes a longer …
Medical tests
… to see if incontinence is the result of the bladder neck being pushed down too far by the stress. While you are lying … It Is Done The bladder stress test may be done as part of a physical examination when: You have involuntary release of … you sneeze, laugh, cough, or exercise. The medical history, physical examination, and urinalysis do not find a cause for …
