false negative

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false neg·a·tive

(fawls neg'ă-tiv),
1. A test result that erroneously excludes someone from a specific diagnostic or reference group.
2. A patient whose test results exclude that person from a particular diagnostic group to which the person ought truly belong.
3. Term commonly used to denote a false-negative result.
Farlex Partner Medical Dictionary © Farlex 2012

false negative

n.
A test result that is false-negative.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

false negative

A term of art referring to a person with a negative test result, who actually has a target condition.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

false negative

Diagnostic medicine A test result–eg, Pap smear, mammography, from a Pt who has a particular disease, which is negative or does not detect the presence of an analyte that is usually abnormal in the disease of interest. See Four-cell diagnostic matrix, Cf False positive NIHspeak An active substance or result incorrectly identified as negative by an assay or test.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

false neg·a·tive

(fawls neg'ă-tiv)
1. A test result that erroneously excludes a person from a specific diagnostic or reference group.
2. A person excluded by erroneous test results from a particular diagnostic group.
3. A false-negative test result.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

False negative

Test results showing no problem when one exists.
Mentioned in: Stress Test
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.

false neg·a·tive

(fawls neg'ă-tiv)
1. A test result that erroneously excludes someone from a specific diagnostic or reference group.
2. A patient whose test results exclude that person from a particular diagnostic group to which the person ought truly belong.
3. Term commonly used to denote a false-negative reaction (q.v.).
Medical Dictionary for the Dental Professions © Farlex 2012