When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. 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.

  3. A week-by-week guide to common pregnancy symptoms - AOL

    www.aol.com/news/week-week-guide-common...

    Certain pregnancy tests can detect the pregnancy hormone human chorionic gonadotropin (HCG) as early as six days after fertilization occurs, but false negatives may occur (meaning the test shows ...

  4. False pregnancy - Wikipedia

    en.wikipedia.org/wiki/False_pregnancy

    The symptoms of pseudocyesis are similar to the symptoms of a true pregnancy. [1] Signs of false pregnancy include amenorrhea (missed periods), galactorrhea (flow of milk from breast), breast enlargement, weight gain, abdominal growth, sensations of fetal movement and contractions, [ 1 ] nausea and vomiting, [ 1 ] changes in the uterus and ...

  5. Pregnancy test - Wikipedia

    en.wikipedia.org/wiki/Pregnancy_test

    The two primary methods are testing for the female pregnancy hormone (human chorionic gonadotropin (hCG)) in blood or urine using a pregnancy test kit, and scanning with ultrasonography. [1] Testing blood for hCG results in the earliest detection of pregnancy. [2] Almost all pregnant women will have a positive urine pregnancy test one week ...

  6. Signs and symptoms of pregnancy - Wikipedia

    en.wikipedia.org/.../Signs_and_symptoms_of_pregnancy

    Signs and symptoms of pregnancy are common, benign conditions that result from the changes to the body that occur during pregnancy. Signs and symptoms of pregnancy typically change as pregnancy progresses, although several symptoms may be present throughout. Depending on severity, common symptoms in pregnancy can develop into complications. [1]

  7. Why you have COVID symptoms and a negative test: You ... - AOL

    www.aol.com/finance/why-covid-symptoms-negative...

    If you have COVID symptoms, test immediately. If you test negative using an at-home test, repeat the test again in 48 hours. If you were exposed to COVID, test at least 5 full days after exposure.

  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. 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 ...