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Related Concept Videos

The Availability Heuristic01:08

The Availability Heuristic

A heuristic is a general problem-solving framework (Tversky & Kahneman, 1974). You can think of these as mental shortcuts that are used to solve problems. Different types of heuristics are used in different types of situations, and the impulse to use a heuristic occurs when one of five conditions is met (Pratkanis, 1989):

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Related Experiment Video

Updated: May 20, 2026

High-throughput Fluorometric Measurement of Potential Soil Extracellular Enzyme Activities
12:33

High-throughput Fluorometric Measurement of Potential Soil Extracellular Enzyme Activities

Published on: November 15, 2013

[Not Available].

F Lacaine

    Journal De Chirurgie
    |July 17, 2012
    PubMed
    Summary
    This summary is machine-generated.

    Examining more lymph nodes in colon cancer surgery improves staging and prognosis. Recovering at least 12 lymph nodes is linked to better outcomes and indicates high-quality surgical care.

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    Last Updated: May 20, 2026

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    Area of Science:

    • Oncology
    • Surgical Pathology

    Context:

    • Lymph node metastasis is a critical prognostic factor in colon cancer.
    • The extent of lymph node dissection is debated, impacting staging and treatment decisions.

    Purpose:

    • To evaluate the prognostic significance of lymph node dissection in colon cancer.
    • To determine the optimal number of lymph nodes to examine for accurate staging and improved patient outcomes.

    Summary:

    • Lymphadenectomy is crucial for cancer staging, improving resection chances, and assessing surgical quality.
    • Studies show a correlation between the number of examined lymph nodes and survival, particularly in Stage II colon cancer.
    • Recovering 12 lymph nodes is associated with a better prognosis and serves as a marker for surgical quality.

    Impact:

    • Informs evidence-based recommendations for adjuvant chemotherapy in Stage III colon cancer.
    • Highlights the importance of thorough pathologic examination and surgical technique in colon cancer management.
    • Provides a benchmark for evaluating surgical practice and patient outcomes in colon cancer care.