125 results found
Medical tests
… is a blood test that may be done at 15 to 22 weeks of pregnancy. It's used to look for possible problems with your … (uE3). This is a form of estrogen that increases during pregnancy. It's made in large amounts by the placenta. … care decisions that are important to many health problems. Pregnancy: Should I Have Screening Tests for Birth Defects? …
Medical tests
… tube that connects your throat to your stomach. It moves food and liquid down to the stomach. Esophagus tests can … when you swallow. This could slow the rate at which food or stomach acid is cleared from the esophagus. Very … that can cause chest pain. Or they can make you feel that food is stuck after you swallow (dysphagia). Why It Is Done …
Medical tests
… Celiac disease is a problem that happens when gluten in food causes your immune system to attack the lining of your … your symptoms, it must be done while you are still eating foods that contain gluten. So if you have started a … diet, your doctor will have you go back to eating gluten foods several weeks ahead of the test. You won't have to do …
Medical tests
… the body depends on the amount of: Calcium you get in your food. Calcium and vitamin D your intestines absorb. … They also control the amount of calcium you absorb from food and the amount passed from the body in urine. The blood … It is important to get the right amount of calcium in your food because the body loses calcium every day. Foods rich in …
Medical tests
… the body depends on the amount of: Calcium you get in your food. Calcium and vitamin D your intestines absorb. … They also control the amount of calcium you absorb from food and the amount passed from the body in urine. The blood … It is important to get the right amount of calcium in your food because the body loses calcium every day. Foods rich in …
Medical tests
… of folate and folic acid in the diet. Folate is found in foods such as liver; citrus fruits; dark green, leafy … form of folate. It's found in vitamin pills and fortified foods, such as fortified breakfast cereals. Folate can also … of folate in the blood may mean that you eat a lot of foods rich in folate or folic acid, take vitamins, or take …
Medical tests
… when the baby's blood mixes with the mother's blood during pregnancy or delivery. This causes the mother's immune … or Rh-negative blood (Rh antibody titre) is done early in pregnancy. If she is Rh-negative, steps can be taken to … blood (Rh sensitization). She will be tested early in pregnancy to check the blood type of her baby. If the baby …
Medical tests
… intercourse to try to become pregnant or to try to avoid pregnancy. A woman is most often able to get pregnant for … awareness is not the most effective way to prevent a pregnancy. The number of unplanned pregnancies is 24 out of … This information can help a woman to: Become pregnant. Pregnancy is most likely to occur when sexual intercourse …
Medical tests
… Test Overview During the first trimester of pregnancy, screening tests for birth defects may be done. … measure the level of two substances in the blood called pregnancy-associated plasma protein A (PAPP-A) and … It's done in two stages at two different times during the pregnancy. How It Is Done Screening tests for birth defects …
Medical tests
… with a substance called barium. Or you might swallow solid foods coated with barium. The barium shows the movements of … study, you will swallow liquid mixed with barium or solid foods coated with barium. While you swallow, the doctor and … is used to make it easier to drink. Risks The barium in the food isn't harmful. Some people gag when they drink the …
