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Related Concept Videos

Preventive Healthcare Services01:30

Preventive Healthcare Services

Preventive healthcare services keep people healthy via frequent check-ups, screening, and counseling. They primarily aid in disease prevention rather than treating an acute or chronic illness. Preventive treatment also keeps individuals productive and energetic, allowing them to work well into their retirement years. Examples of preventive care services include:
Cancer Prevention02:59

Cancer Prevention

Several factors can increase the risk of cancer in an individual. About 50% of cancer cases can be prevented by adopting a healthy lifestyle, regular exercise, eating healthy, and following a modest cancer prevention diet. Epidemiological studies have consistently shown that populations with vegetable and fruit-rich diets have reduced the incidence of cancer. On the other hand, populations who have a diet rich in animal fat, red meat, junk food, or high calories are predisposed to cancer.
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Related Experiment Video

Updated: Jun 23, 2026

Detection of Architectural Distortion in Prior Mammograms via Analysis of Oriented Patterns
13:44

Detection of Architectural Distortion in Prior Mammograms via Analysis of Oriented Patterns

Published on: August 30, 2013

Screening for breast cancer.

Joann G Elmore1, Katrina Armstrong, Constance D Lehman

  • 1Department of Medicine, University of Washington School of Medicine, Seattle, USA. jelmore@u.washington.edu

JAMA
|March 10, 2005
PubMed
Summary
This summary is machine-generated.

Mammography is the primary breast cancer screening tool in community settings, reducing mortality by up to 35%. Newer methods are not yet recommended for general population screening.

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Clinical Imaging of Microwave Mammography
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Clinical Imaging of Microwave Mammography
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Clinical Imaging of Microwave Mammography

Published on: November 14, 2025

Area of Science:

  • Oncology
  • Radiology
  • Public Health

Background:

  • Breast cancer screening practices in community settings may differ from those in clinical trials.
  • Emerging screening technologies are becoming available for breast cancer detection.

Purpose of the Study:

  • To review current breast cancer screening practices within community settings.
  • To evaluate the evidence supporting new breast cancer screening modalities.

Main Methods:

  • Systematic review of English-language randomized controlled trials, meta-analyses, and systematic reviews on breast cancer screening effectiveness.
  • Assessment of studies on community-based screening and guidelines.
  • Evaluation of research on newer screening modalities like MRI and ultrasound.

Main Results:

  • Screening mammography is recommended for women aged 40+, reducing mortality by 20-35% in women 50-69.
  • Mammography has a high false-positive rate (approx. 95% of abnormalities are not cancer).
  • Clinical breast examination shows lower sensitivity in community settings (28-36%) compared to trials (54%). Breast self-examination is ineffective for mortality reduction.

Conclusions:

  • Mammography remains the cornerstone of breast cancer screening in the community.
  • Newer screening modalities are not expected to replace mammography for the general population soon.
  • Clinical breast examination and self-examination have limited effectiveness compared to mammography.