Standardized uptake value in para-aortic lymph nodes is a significant prognostic factor in patients with primary advanced squamous cervical cancer

  • Tzu Chen Yen
  • , Lai Chu See
  • , Chyong Huey Lai
  • , Chien Sheng Tsai
  • , Angel Chao
  • , Swei Hsueh
  • , Ji Hong Hong
  • , Ting Chang Chang
  • , Koon Kwan Ng*
  • *Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

67 Scopus citations

Abstract

Purpose: We sought to identify prognostic factors-including positron emission tomography (PET) parameters-in patients with previously untreated squamous carcinoma of the uterine cervix and MRI- or CT-defined pelvic or para-aortic lymph node (PLN or PALN) metastasis. Materials and methods: Patients with untreated squamous cell cervical cancer and PLN or PALN metastasis detected by CT/MRI were enrolled. FDG-PET scans were performed for primary staging. Prognostic variables were investigated by univariate and multivariate analyses. Five-year recurrence-free and 5-year overall survivals (RFS and OS) were evaluated using the Kaplan-Meier method. Results: A total of 70 patients [54 patients with International Federation of Gynecology and Obstetrics (FIGO) stage I or II, and 16 patients with stage III or IV] were eligible. Follow-up ranged from 26.1 to 71.6 months. In multivariate analysis, FIGO stage ≥III (5-year RFS, p = 0.008; 5-year OS, p = 0.008) was a significant prognostic factor for both RFS and OS. In addition, SUVmax for PALN (dichotomized by 3.3) was significantly associated with OS (p = 0.012) and marginally with RFS (p = 0.078). The presence of SUVmax ≥ 3.3 at PALN or FIGO stage ≥III were significantly associated with both recurrence [5-year RFS; HR = 4.52, 95% confidence interval (CI) = 1.73-11.80] and death (5-year OS; HR = 6.04, 95% CI = 1.97-18.57). Conclusion: SUVmax ≥ 3.3 for PALN and FIGO stage ≥III were significant adverse factors in patients with primary squamous cervical carcinoma and PLN or PALN metastasis detected by CT/MRI.

Original languageEnglish
Pages (from-to)493-501
Number of pages9
JournalEuropean Journal of Nuclear Medicine and Molecular Imaging
Volume35
Issue number3
DOIs
StatePublished - 03 2008
Externally publishedYes

Keywords

  • Overall survival
  • Positron emission tomography
  • Recurrence-free survival
  • Standardized uptake value
  • Uterine cervical neoplasms

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