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Related Experiment Video

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Evaluation of the Effectiveness of Longitudinal Incision for Endoscopic Submucosal Excavation of Gastric Subepithelial Lesions
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Value of second pass in loop electrosurgical excisional procedure.

Kidong Kim1, Soon-Beom Kang, Hyun Hoon Chung

  • 1Department of Obstetrics and Gynecology, Cancer Research Institute, Seoul National University College of Medicine, Seoul, Korea.

Journal of Korean Medical Science
|March 10, 2009
PubMed
Summary

The second-pass technique in loop electrosurgical excisional procedures (LEEP) reduces positive endocervical margins but does not lower treatment failure rates. This impacts how LEEP is performed for cervical dysplasia.

Keywords:
Cervical Intraepithelial NeoplasiaConizationEndocervical Margin InvolvementLoop Electrosurgical Excisional ProcedureSecond-Pass Technique

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Area of Science:

  • Gynecology
  • Oncology
  • Surgical Procedures

Background:

  • Cervical dysplasia requires effective treatment to prevent progression to cancer.
  • Loop electrosurgical excisional procedure (LEEP) is a common treatment for cervical dysplasia.
  • Optimizing LEEP techniques is crucial for improving patient outcomes.

Purpose of the Study:

  • To compare the efficacy of the second-pass versus single-pass technique in LEEP.
  • To evaluate the impact of LEEP techniques on incomplete resection and treatment outcomes.
  • To determine if the second-pass technique reduces margin positivity and treatment failure.

Main Methods:

  • Retrospective review of 683 women undergoing LEEP for squamous dysplasia (1997-2002).
  • Data collected included age, parity, LEEP technique, lesion grade, glandular extension, margin status, residual tumor, and recurrence.
  • Treatment failure defined as residual tumor or histologic recurrence.

Main Results:

  • The second-pass technique significantly reduced endocervical margin positivity (OR, 0.36; 95% CI, 0.21-0.63).
  • No significant reduction in treatment failure was observed with the second-pass technique (OR, 0.62; 95% CI, 0.29-1.32).

Conclusions:

  • The second-pass LEEP technique effectively decreases positive endocervical margins.
  • The second-pass technique does not improve the overall treatment failure rate for cervical dysplasia.
  • Further research may be needed to optimize LEEP for complete resection and long-term outcomes.