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Evaluation of the Effectiveness of Longitudinal Incision for Endoscopic Submucosal Excavation of Gastric Subepithelial Lesions
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Endoscopic approach to subepithelial lesions.

Laila Menon1, Jonathan M Buscaglia2

  • 1Department of Medicine, Division of Gastroenterology, School of Medicine, State University of New York (SUNY) at Stony Brook, Stony Brook, New York, USA.

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Summary

Endoscopy and endoscopic ultrasound (EUS) are key for diagnosing gastrointestinal subepithelial lesions. This review outlines a systematic approach to managing these common tumors, differentiating benign from malignant types.

Keywords:
carcinoid tumorsendoscopic ultrasound (EUS)gastrointestinal stromal tumors (GISTs)subepithelial lesionssubepithelial neoplasmssubmucosal tumors

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Area of Science:

  • Gastroenterology
  • Gastrointestinal Endoscopy
  • Oncology

Background:

  • Subepithelial lesions are common findings during gastrointestinal endoscopy.
  • Accurate diagnosis and management are essential due to the malignant potential of some lesions.
  • Common lesions include gastrointestinal stromal tumors (GISTs), leiomyomas, and carcinoid tumors.

Purpose of the Study:

  • To provide a systematic review of the diagnosis and management of common gastrointestinal subepithelial lesions.
  • To differentiate between benign and potentially malignant subepithelial lesions.
  • To guide appropriate endoscopic or surgical treatment strategies.

Main Methods:

  • Review of current literature on gastrointestinal subepithelial lesions.
  • Classification of lesions based on origin and histochemical staining.
  • Discussion of diagnostic modalities including endoscopy and endoscopic ultrasound (EUS).

Main Results:

  • Subepithelial lesions originate from various layers of the gastrointestinal tract.
  • Gastrointestinal stromal tumors (GISTs) and carcinoid tumors carry a risk of malignant transformation.
  • Management decisions are based on lesion size, location, and malignant potential.

Conclusions:

  • Endoscopic ultrasound (EUS) is crucial for characterizing subepithelial lesions.
  • Timely and appropriate management, whether endoscopic or surgical, is vital to prevent metastasis.
  • A systematic approach ensures optimal patient outcomes for gastrointestinal subepithelial lesions.