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Clearblue was introduced in 1985 with the launch of the first Clearblue Home Pregnancy Test system, which at the time was owned by Unilever. [4] It was the world’s first “rapid home test” that gave pregnancy test results in 30 minutes and allowed a woman to take a test before going to the doctor. [4] The test was a three-step process ...
Heterophile antibody is a fairly specific but insensitive test for EBV. It is present in 80% of infected teens and adults, 40% of all infected children, and only 20% of infected children under 4. Heterophile antibodies can arise in non-EBV infections. False positive monospot tests may occur in cases of HIV, lymphoma, or systemic lupus ...
Pregnancy test. A modern hormone pregnancy test, showing a positive result. A series of pregnancy test strips, taken one per day at the beginning of a pregnancy. A pregnancy test is used to determine whether a female is pregnant or not. The two primary methods are testing for the female pregnancy hormone ( human chorionic gonadotropin (hCG)) in ...
New Clearblue Advanced Pregnancy Test with Weeks Estimator Features First of Its Kind Technology That Indicates Pregnancy and Estimates Weeks New Test Gives Women Two Essential Answers and More ...
The false positive rate (FPR) is the proportion of all negatives that still yield positive test outcomes, i.e., the conditional probability of a positive test result given an event that was not present. [6] The false positive rate depends on the significance level. The specificity of the test is equal to 1 minus the false positive rate. [7]
Blood compatibility testing is routinely performed before a blood transfusion. The full compatibility testing process involves ABO and RhD (Rh factor) typing; screening for antibodies against other blood group systems; and crossmatching, which involves testing the recipient's blood plasma against the donor's red blood cells as a final check for ...
Elevated alpha-fetoprotein refers to a state where alpha-fetoprotein levels are outside of the reference range. There are two categories of AFP tests: tests performed on serum (blood plasma), and tests performed on amniotic fluid. Tests performed on serum are further categorized by the reason for performing the test: maternal serum, adult tumor ...
Specialty. Psychiatry. False pregnancy (or pseudocyesis, from the Greek pseudes "false" and kyesis "pregnancy") [ 1] is the appearance of clinical or subclinical signs and symptoms associated with pregnancy although the individual is not physically carrying a fetus. [ 2] The mistaken impression that one is pregnant includes signs and symptoms ...