sugar sieve

Down's syndrome screening is to test the blood of pregnant women, to detect the concentration of alpha-fetoprotein, chorionic gonadotropin and free estriol in maternal serum, combined with the expected date of birth, weight, age and gestational age at the time of blood collection. A method for detecting the risk factor of a birth-born defect fetus is calculated. To determine the extent to which the fetus has a dangerous degree of Down's syndrome. Down's syndrome is a common chromosomal disease in humans. Because of the severe mental retardation of children with Down's syndrome, life can't take care of themselves. Almost all developed countries will perform Down's screening on pregnant women. Basic Information Specialist classification: eugenics and superiority examination classification: blood examination Applicable gender: whether women are fasting: fasting Analysis results: Below normal: Normal value: no Above normal: negative: Generally it is normal. Positive: It is suggested that pregnant women may have pregnancy and diabetes. Tips: Inappropriate people: pregnant women in early or late pregnancy. Normal value The blood glucose level was <7.8 mmol, which was negative. Clinical significance Abnormal results: blood glucose level ≥ 7.8mmol. The population to be examined is pregnant for 24 to 28 weeks, pregnant women with diabetes or family history. Positive results may be diseases: Pregnancy diabetes precautions Inappropriate population: pregnant women in early or late pregnancy. Before the test: pay attention to rest, light diet, fasting. When checking: Relax your body and actively cooperate with your doctor. Inspection process Before the screening for fasting for 12 hours, dissolve 50 grams of glucose powder in 200ml of water, drink it in 5 minutes, start the first time with the first mouth, and check the blood sugar after 1 hour. Not suitable for the crowd 1. Pregnant women in the early or late pregnancy are not suitable for this examination. 2, special diseases: patients with hematopoietic function to reduce disease, such as leukemia, various anemia, myelodysplastic syndrome, etc., unless the examination is essential, try to draw less blood. Adverse reactions and risks 1, subcutaneous hemorrhage: due to pressing time less than 5 minutes or blood draw technology is not enough, etc. can cause subcutaneous bleeding. 2, discomfort: the puncture site may appear pain, swelling, tenderness, subcutaneous ecchymosis visible to the naked eye. 3, dizzy or fainting: in the blood draw, due to emotional overstress, fear, reflex caused by vagus nerve excitement, blood pressure decreased, etc. caused by insufficient blood supply to the brain caused by fainting or dizziness. 4. Risk of infection: If you use an unclean needle, you may be at risk of infection.