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Related Concept Videos

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The colon, or large intestine, is the final segment of the digestive system. Its primary functions include absorbing water and vitamins produced by gut bacteria and transforming waste from liquid to solid to form stool. In adults, the large intestine is approximately 5 feet long and consists of four main sections:
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Related Experiment Video

Updated: Sep 2, 2025

Nasal Brushing Sampling and Processing Using Digital High Speed Ciliary Videomicroscopy – Adaptation for the COVID-19 Pandemic
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Colorectal Cancer Screening During the COVID-19 Pandemic.

Leigh H Simmons1, Dominick L Frosch2, Marilyn M Schapira3,4

  • 1Health Decision Sciences Center, Division of General Internal Medicine, Massachusetts General Hospital, Boston, MA, USA.

Journal of General Internal Medicine
|August 8, 2022
PubMed
Summary
This summary is machine-generated.

Shared decision-making (SDM) improves adherence to colorectal cancer (CRC) screening. Offering patients choices, like stool tests alongside colonoscopies, facilitates timely diagnosis and better outcomes.

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Area of Science:

  • Oncology
  • Preventive Medicine
  • Health Services Research

Background:

  • Shared decision-making (SDM) is crucial for patient engagement in preventive health, including cancer screening.
  • Colorectal cancer (CRC) screening adherence can be improved by patient-centered approaches.

Observation:

  • A 53-year-old male patient, hesitant about colonoscopy post-COVID-19, was offered alternative CRC screening options.
  • The patient initially opted for a stool test, which detected cancer, leading to subsequent colonoscopy and diagnosis.

Findings:

  • The patient was diagnosed with rectal cancer that had invaded mesorectal fat but no metastases.
  • Early detection through SDM and accessible screening options (stool test) was critical for timely treatment.

Implications:

  • Offering multiple screening options enhances patient participation and can lead to earlier cancer detection.
  • SDM respects patient preferences, potentially preventing delayed diagnosis and improving prognosis for colorectal cancer.