Answer: Difference between presumptive test and confirmation test
Explanation:
A presumption test or screening is a test to detect diseases in early stages and shows the prevalence of a disease in the population, it is performed in asymptomatic people, which is classified as having or not having the disease that is sought, the objective of these tests are to reduce morbidity-mortality in the study population, confirmatory tests or diagnostic tests are those that confirm or rule out the disease and are performed after a screening test, an example is HIV-AIDS tests, in which the screening test is performed on the population with risky sexual contacts called the rapid test, ELISA and if it is positive, the Western Blot confirmation test is performed.
During pregnancy, the form of estrogen that predominates is produced by the placenta, and may be useful in prenatal screening is Human chorionic gonadotropin hormone (hCG).
Human chorionic gonadotropin hormone (hCG) hormone is only produced during pregnancy. It is produced predominantly in the placenta. Levels of the hormone hCG, found in the mother's blood and urine, rise greatly during the first month of pregnancy.
hCG can detect the pregnancy ten days after conception. It is the earliest method to check the pregnancy. It also helps to detect the correct age of the fetus and the problems related to the pregnancy like ectopic pregnancies, miscarriages etc.
Learn more about the Human chorionic gonadotropin hormone on:
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