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Related Experiment Videos

Sentinel node biopsy: an in depth appraisal.

Andrew H Strickland1, Nicolas Beechey-Newman, Christopher B Steer

  • 1Department of Medical Oncology, Monash Medical Centre, East Bentleigh, Vic. 3165, Australia.

Critical Reviews in Oncology/Hematology
|October 26, 2002
PubMed
Summary

Sentinel node biopsy (SNB) for breast cancer avoids axillary node clearance (ANC) morbidity. While SNB has a low false negative rate, its impact on survival is marginal, with specific patient groups benefiting most.

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Area of Science:

  • Oncology
  • Surgical Oncology
  • Breast Cancer Research

Background:

  • Sentinel node biopsy (SNB) is increasingly used in primary breast cancer to reduce complications from axillary node clearance (ANC).
  • Several aspects of SNB require further clarification before widespread adoption as standard practice.
  • This review addresses the necessity of axillary surgery and evaluates SNB's methodology, outcomes, and potential challenges.

Purpose of the Study:

  • To review the current evidence on sentinel node biopsy (SNB) in primary breast cancer.
  • To assess the benefits and risks of SNB compared to axillary node clearance (ANC).
  • To identify patient subgroups who may gain the most benefit from SNB.

Main Methods:

  • Comprehensive literature review of studies on SNB in primary breast cancer.

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  • Analysis of SNB methodology, including techniques and false negative rates.
  • Evaluation of clinical results and long-term consequences of replacing ANC with SNB.

    • Main Results:

    • SNB is a viable alternative to ANC, minimizing surgical morbidity.
    • A low false negative rate is inherent to SNB, with a marginal (0.6%) undetectable impact on overall survival.
    • Specific patient subgroups are identified as likely to benefit significantly from SNB.

    Conclusions:

    • SNB is a safe and effective procedure for staging the axilla in primary breast cancer.
    • While long-term data is pending, SNB offers a clear advantage in reducing patient morbidity.
    • Further research and standardization are needed to establish SNB as best practice for all eligible breast cancer patients.