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  2. Pregnancy test - Wikipedia

    en.wikipedia.org/wiki/Pregnancy_test

    Medical providers often struggle to 'rule out' pregnancy for medical testing or treatment that cannot be conducted during pregnancy before they can do an accurate urine pregnancy test. [ 27 ] More rare, false negative results can also occur due to a " hook effect ", where a sample with a very high level of hCG is tested without dilution ...

  3. False positives and false negatives - Wikipedia

    en.wikipedia.org/wiki/False_positives_and_false...

    A false negative error, or false negative, is a test result which wrongly indicates that a condition does not hold. For example, when a pregnancy test indicates a woman is not pregnant, but she is, or when a person guilty of a crime is acquitted, these are false negatives.

  4. Predictive value of tests - Wikipedia

    en.wikipedia.org/wiki/Predictive_value_of_tests

    Predictive value of tests is the probability of a target condition given by the result of a test, [1] often in regard to medical tests.. In cases where binary classification can be applied to the test results, such yes versus no, test target (such as a substance, symptom or sign) being present versus absent, or either a positive or negative test), then each of the two outcomes has a separate ...

  5. Paternity test negative, family reacts to results following ...

    www.aol.com/news/2015-02-03-paternity-test...

    After finding a letter from his late wife that said he has a son, Tony Trapani got another blow -- the paternity test was negative. Paternity test negative, family reacts to results following ...

  6. Jana Kramer Was Bummed Recent Pregnancy Test Came Back Negative

    www.aol.com/entertainment/jana-kramer-bummed...

    I took a pregnancy test,” Kramer, 40, shared on the Monday, April 22, episode of her “Whine Down” podcast. ... Jana Kramer Was Bummed Recent Pregnancy Test Came Back Negative. Paige Strout ...

  7. *This* Is The Best Time Of Day To Take A Pregnancy Test For ...

    www.aol.com/lifestyle/best-time-day-pregnancy...

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  8. Cryptic pregnancy - Wikipedia

    en.wikipedia.org/wiki/Cryptic_pregnancy

    The women involved often did not gain weight or experience other major symptoms of pregnancy, such as morning sickness or breast sensitivity. Those who did experience some symptoms of pregnancy either claimed to attribute the symptoms to an existing condition, claimed to have taken a home pregnancy test and gotten a negative result, or both.

  9. Human chorionic gonadotropin - Wikipedia

    en.wikipedia.org/wiki/Human_chorionic_gonadotropin

    Human chorionic gonadotropin is a glycoprotein composed of 237 amino acids with a molecular mass of 36.7 kDa, approximately 14.5kDa αhCG and 22.2kDa βhCG. [4]It is heterodimeric, with an α (alpha) subunit identical to that of luteinizing hormone (LH), follicle-stimulating hormone (FSH), thyroid-stimulating hormone (TSH), and a β (beta) subunit that is unique to hCG.