Displaying 1-10 of 144.

false negative

test result implying a condition does not exist when in fact it does.

Mammogram reports – BI-RADS

... The main cause of false-negative results is high breast density. False negatives
occur more often among younger women than among older women ...

http://www.cancer.org/treatment/understandingyourdiagnosis/examsandtestdescriptions/mammogramsandotherbreastimagingprocedures/mammograms-and-other-breast-imaging-procedures-mammo-report

Mammogram reports – BI-RADS

... The main cause of false-negative results is high breast density. False negatives
occur more often among younger women than among older women ...

http://www.cancer.org/healthy/findcancerearly/examandtestdescriptions/mammogramsandotherbreastimagingprocedures/mammograms-and-other-breast-imaging-procedures-mammo-report

Is a Pap test necessary every year?

... sort of cancer type early doesn't increase by much with false negatives right ...
another average 14 years (if one HPV test is false negative) to17 years ...

http://www.cancer.org/cancer/news/expertvoices/post/2012/03/14/is-a-pap-test-necessary-every-year.aspx

Can prostate cancer be found early?

... results). Normal results can also occur even when a man does have
cancer (known as false negative results). Unclear ...

http://www.cancer.org/cancer/prostatecancer/detailedguide/prostate-cancer-detection

Finding prostate cancer early

... results). Normal results can also occur even when a man does have
cancer (known as false-negative results). Unclear ...

http://www.cancer.org/cancer/prostatecancer/moreinformation/prostatecancerearlydetection/prostate-cancer-early-detection-finding-prostate-cancer-early

Cancer Glossary

... cancer because of the large number of false positives and false negatives.
See also digestive system, false negative, false positive, screening ...

http://www.cancer.org/cancer/cancerglossary/index.aspx?letter=c

Can prostate cancer be found early?

... results). Normal results can also occur even when a man does have
cancer (known as false negative results). Unclear ...

http://www.cancer.org/cancer/prostatecancer/detailedguide/prostate-cancer-detection?sitearea=

Prostate Cancer Early Detection: Update 2010

... Limitations of Screening Page 31. False Negative Results 7 10 17 24 27 0
5 10 ... extent is unclear ▪ False negatives and false positives are common. ...

http://www.cancer.org/acs/groups/content/documents/document/acspc-026003.pdf

Breast Cancer Myths: Separating Fact from Fiction

... FALSE. ... I ended up having a negative mammogram, but fortunately for me,
my doctor also ordered a sonogram which showed the tumor. ...

http://www.cancer.org/cancer/news/expertvoices/post/2011/10/24/breast-cancer-myths-separating-fact-from-fiction.aspx

What happens during genetic testing?

... Rarely, the test result may be a “false negative.” This means the test
reads negative but the mutation is actually there. But ...

http://www.cancer.org/cancer/cancercauses/geneticsandcancer/genetictesting/genetic-testing-test-process