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Cancer Prevention02:59

Cancer Prevention

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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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Evaluation of Colorectal Cancer Risk and Prevalence by Stool DNA Integrity Detection
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Early Detection and Quality Indicators: Assessing the Clinical Impact and Effectiveness of Lowering the Colorectal

Mena Louis1, Adeel Akhtar2, Bolaji Ayinde2

  • 1General Surgery, Northeast Georgia Medical Center Gainesville, Gainesville, USA.

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Summary

Screening for colorectal cancer (CRC) now starts at age 45. This study found adenoma detection rates (ADR) in the 45-49 age group are comparable to older groups, supporting earlier screening.

Keywords:
adenoma detection ratecolonoscopy outcomescolorectal cancer screeningepidemiology of crclowered screening agepreventive healthcarepublic healthquality indicatorsscreening guidelines

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Area of Science:

  • Gastroenterology
  • Oncology
  • Preventive Medicine

Background:

  • Colorectal cancer (CRC) is a leading cause of cancer mortality globally.
  • Increasing CRC incidence in younger adults prompted guideline changes to lower screening age from 50 to 45.
  • Early detection via screening colonoscopy is crucial for improving survival rates.

Purpose of the Study:

  • To evaluate the impact of lowering the CRC screening age to 45 on adenoma detection rates (ADR).
  • To compare ADR in the 45-49 age group with established benchmarks from older screening cohorts.
  • To assess the consistency and effectiveness of early CRC screening in younger adults.

Main Methods:

  • Retrospective analysis of 2,792 patients undergoing screening colonoscopy.
  • Patients categorized into age groups: 45-49, 50-59, and 60-75 years.
  • Comparison of ADR across age groups, with gender-specific analysis and statistical significance testing (p < 0.05).

Main Results:

  • ADR in the 45-49 group (51.2% males, 38.5% females) closely mirrored the 50-59 group (51.08% males, 34.80% females).
  • No significant reduction in ADR was observed in the newly included younger age group.
  • Higher ADR in male patients was noted across all age groups, a statistically significant finding.

Conclusions:

  • The established ADR benchmarks are supported for the 45-49 age group, indicating comparable detection rates.
  • Similar polyp biopsy/removal rates between the 45-49 and older groups suggest effective early screening.
  • The findings support the current guideline recommending CRC screening initiation at age 45.