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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].

C Mariette1, G Piessen, C Vons

  • 1Service de chirurgie digestive et générale, hôpital C.-Huriez, CHRU - Lille.

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

Lymph node invasion is critical for stomach and esophageal cancer prognosis. This review analyzes lymphadenectomy techniques, evaluating their impact on patient survival and recurrence for improved treatment guidelines.

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Related Experiment Videos

Last Updated: May 20, 2026

High-throughput Fluorometric Measurement of Potential Soil Extracellular Enzyme Activities
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High-throughput Fluorometric Measurement of Potential Soil Extracellular Enzyme Activities

Published on: November 15, 2013

Ex Vivo Assessment of Contractility, Fatigability and Alternans in Isolated Skeletal Muscles
14:02

Ex Vivo Assessment of Contractility, Fatigability and Alternans in Isolated Skeletal Muscles

Published on: November 1, 2012

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Area of Science:

  • Oncology
  • Surgical Oncology
  • Gastrointestinal Surgery

Context:

  • Lymph node metastasis is a primary prognostic indicator in gastric and esophageal cancers.
  • Early lymphatic spread is characteristic of these malignancies.
  • Understanding regional lymph node anatomy is crucial for effective surgical management.

Purpose:

  • To describe regional lymph node groupings and define standard and extended lymphadenectomy.
  • To evaluate the role and benefits of lymph node dissection, especially extended lymphadenectomy.
  • To propose practical guidelines for treatment selection based on evidence.

Summary:

  • This review details lymph node anatomy and lymphadenectomy types for gastric and esophageal cancers.
  • It assesses the impact of lymphadenectomy, particularly extended procedures, on morbidity, mortality, recurrence, and survival.
  • Analysis of high-evidence surgical literature informs treatment recommendations.

Impact:

  • Provides evidence-based guidelines for surgical treatment of gastric and esophageal cancers.
  • Aims to improve patient outcomes by optimizing lymphadenectomy strategies.
  • Contributes to the understanding of prognostic factors in gastrointestinal malignancies.