223 results found
Medical tests
… stomach acid into the esophagus ( gastroesophageal reflux disease, or GERD ). Esophageal manometry . This checks the … to: Help find the cause of chest pain that is not caused by heart problems. Help find the cause of GERD symptoms if you … you have. You will press the symptom button when you have heartburn , chest pain, or regurgitation . You can bathe …
Medical tests
… The first number shows how hard the blood pushes when the heart is pumping. This is the systolic pressure . The second number shows how hard the blood pushes between heartbeats, when the heart is relaxed and filling with blood. This is the …
Medical tests
… common type of hemoglobin found normally in adults. Some diseases, such as severe forms of thalassemia , may cause … small amounts of hemoglobin F are made after birth. Some diseases, such as sickle cell disease , aplastic anemia , and leukemia , have abnormal …
Medical tests
… Find major birth defects, such as a neural tube defect or heart problems. Third semester ultrasound This test is done … Normal: The fetus is the size expected for its age. The heart rate and breathing are normal for the age of the … tissue instead of a normal fetus ( molar pregnancy ). No heartbeat is present. This can mean that it's too early to …
Medical tests
… to stress. When you feel stressed, these hormones increase heart rate, blood pressure, breathing rate, muscle strength, … blood going to the major organs, such as the brain, heart, and kidneys. This helps your body prepare for … high blood pressure, excessive sweating, headaches, fast heartbeats, and tremors. How To Prepare You may be asked to …
Medical tests
… or an antacid. This can help prevent an upset stomach or heartburn. The next morning (usually at 8:00 a.m.), you will … Cushing's syndrome. Other health problems. Examples include heart attack or heart failure, fever, poor diet, an overactive thyroid gland …
Medical tests
… during a catecholamine test. Catecholamines increase heart rate, blood pressure, breathing rate, muscle strength, … blood going to the major organs, such as the brain, heart, and kidneys. Certain rare tumours (such as a … high blood pressure, excessive sweating, headaches, fast heartbeats (palpitations), and tremors. Why It Is Done A …
Medical tests
… test done to check for sickle cell trait or sickle cell disease . Sickle cell disease is an inherited blood disease that causes red blood cells to be deformed ( …
Medical tests
… Test Overview This test for Tay-Sachs disease measures the amount of an enzyme called … in the brain and nerves. Tay-Sachs is an inherited disease in which the body can't break down fatty substances … changed gene is from both parents, the baby will get the disease. If the changed gene is from only one parent, the …
Medical tests
… made against your own tissues. This is called an autoimmune disease . If your immune system makes low levels of … may make low levels of antibodies in response to certain diseases, such as cancer. The five major types of antibodies … in the blood is done to: Find certain autoimmune diseases or allergies. Find certain types of cancer (such as …
