Repeated screening for breast cancer.

Repeated screening for breast cancer.

In a screening service for breast cancer the results of routine repeat tests of women will contribute more than the results of their initial tests. A comparison of first and subsequent screens in a group of high risk women suggests that the sensitivity of screening declines between first and subsequent visits, whereas its specificity improves. Despite improved specificity, the ratio of benign b...

Breast Cancer and Screening

سرطان پستان یکی از شایع ترین بیماریهای بدخیم و اولین علت مرگ و میر زنان بوده و تقریبا یک سوم تمام سرطانهای زنان را تشکیل می دهد.

Screening for breast cancer.

Clearly breast cancer in women aged over 50 fulfils the first two criteria, but it is the third point that is inconsistent with the 3-yearly programme proposed in the UK. The ‘sojourn’ time is the duration of time that an occult tumour can be detected before the onset of symptoms. Applying this to breast cancer (for the average non-screening-detected breast cancer of 1 2 cm) it has been estimat...

Screening for breast cancer.

CONTEXT Breast cancer screening in community practices may be different from that in randomized controlled trials. New screening modalities are becoming available. OBJECTIVES To review breast cancer screening, especially in the community and to examine evidence about new screening modalities. DATA SOURCES AND STUDY SELECTION English-language articles of randomized controlled trials assessin...

Screening for breast cancer.