False negative
A result that appears negative but fails to reveal a situation. An example of a false negative: a particular test designed to detect cancer of the toenail is negative but the person has toenail cancer.
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1. A test result that erroneously excludes an individual from a specific diagnostic or reference group. 2. An individual whose test results exclude him or her from a particular diagnostic group to which the individual may truly belong. 3. Term used to denote a false-negative result.

Medical dictionary. 2011.

Look at other dictionaries:

  • false-negative — adj relating to or being an individual or a test result that is erroneously classified in a negative category (as of diagnosis) because of imperfect testing methods or procedures compare FALSE POSITIVE false negative n * * * false neg·a·tive… …   Medical dictionary

  • false negative — noun a) A result of a test that shows as absent something that is present. A false positive from a cancer screening test will unnecessarily frighten a healthy person, a false negative will deprive them of timely treatment. b) type II error …   Wiktionary

  • False negative — Die Artikel falsch negativ und Fehler 2. Art überschneiden sich thematisch. Hilf mit, die Artikel besser voneinander abzugrenzen oder zu vereinigen. Beteilige dich dazu an der Diskussion über diese Überschneidungen. Bitte entferne diesen Baustein …   Deutsch Wikipedia

  • false negative — false positive/negative/ phrase an incorrect result of a scientific test One of the biggest complaints about current tests is that they give false positive results. Thesaurus: scientific research and relating to scientific researchhyponym… …   Useful english dictionary

  • false-negative — /fawls neg euh tiv/, n. a test result that is incorrect because the test failed to recognize an existing condition or finding. Cf. false positive. * * * …   Universalium

  • false-negative — /fawls neg euh tiv/, n. a test result that is incorrect because the test failed to recognize an existing condition or finding. Cf. false positive …   Useful english dictionary

  • false negative — A negative assay result that should have been positive …   Glossary of Biotechnology

  • False negative — …   Википедия

  • false-negative test result — A test result that indicates that a person does not have a specific disease or condition when the person actually does have the disease or condition …   English dictionary of cancer terms

  • false-positive — adj relating to or being an individual or a test result that is erroneously classified in a positive category (as of diagnosis) because of imperfect testing methods or procedures <a false positive pregnancy test> compare false negative… …   Medical dictionary

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