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Sentinel lymph node biopsy mapped with carbon nanoparticle suspensions in patients with cervical cancer: a systematic review and meta-analysis

  • 0Sichuan Enray Pharmaceutical Sciences Company, No. 1480 North Tianfu Avenue, High - tech Zone, Chengdu 610041, China.
Japanese Journal of Clinical Oncology +

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April 20, 2025

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April 20, 2025

View abstract on PubMed

Summary

This summary is machine-generated.

Carbon nanoparticle suspensions (CNSs) accurately guide sentinel lymph node biopsy (SLNB) in cervical cancer patients. This method shows high detection rates, especially for smaller tumors and those not treated with neoadjuvant chemotherapy.

Area Of Science

  • Oncology
  • Surgical Pathology
  • Medical Imaging

Background

  • Sentinel lymph node biopsy (SLNB) is crucial for cervical cancer staging.
  • The choice of mapping technique significantly impacts SLNB detection rates.
  • Carbon nanoparticle suspensions (CNSs) offer a potential mapping solution.

Purpose Of The Study

  • To evaluate the clinical efficacy and accuracy of CNSs for SLNB in cervical cancer.
  • To determine the detection rate and diagnostic performance of CNSs in guiding SLNB.
  • To identify factors influencing CNS-guided SLNB outcomes.

Main Methods

  • Systematic literature search across multiple databases (PubMed, EMBASE, Web of Science, etc.) until June 2024.
  • Inclusion of studies on cervical cancer patients undergoing SLNB with CNSs.
  • Individual participant data meta-analysis to assess detection rates and diagnostic accuracy.

Main Results

  • Analysis of 26 publications with 1671 patients revealed an overall CNS detection rate of 0.92.
  • Pooled sensitivity was 0.93 and specificity was 1.00, with an AUC of 0.97.
  • Detection rates correlated with lesion size and neoadjuvant chemotherapy status; publication bias was noted but sensitivity analysis confirmed result stability.

Conclusions

  • CNSs demonstrate high accuracy and feasibility for SLNB in cervical cancer.
  • The technique is particularly effective for smaller lesions (<2.0 cm) and in patients not receiving neoadjuvant chemotherapy.
  • CNSs represent a valuable tool for improving SLNB in cervical cancer management.

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