Protective effect of pre-operative conization in patients undergoing surgical treatment for early-stage cervical cancer

Gennari, Paolo and Tchaikovski, Svetlana and Meszaros, Jozsef and Gerken, Michael and Klinkhammer-Schalke, Monika and Toth, George and Ortmann, Olaf and Eggemann, Holm and Ignatov, Atanas (2022) Protective effect of pre-operative conization in patients undergoing surgical treatment for early-stage cervical cancer. GYNECOLOGIC ONCOLOGY, 166 (1). pp. 57-60. ISSN 0090-8258, 1095-6859

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Abstract

Objective. The aim of this study was to investigate the impact of pre-operative conization on disease-free sur-vival (DFS) in early-stage cervical cancer.Methods. In this population-based cohort study we analysed from clinical cancer registries to determine DFS of women with International Federation of Gynecology and Obstetrics (FIGO) stage IA1-IB1 cervical cancer with respect to conization preceding radical hysterectomy performed between January 2010 and December 2015.Results. Out of 993 datasets available for the analysis, 235 patients met the inclusion criteria of the current study. The median follow-up was 5.4 years. During the study period, 28 (11.9%) recurrences were observed. All of these occurred in patients with FIGO stage IB1. For further evaluation, patients with FIGO IB1 tumors <2 cm were further analysed and divided into two groups, based on pre-operative conization. Pre-operative conization was associated with a reduced rate of recurrence (p = 0.007), with only three (5.2%) recurrences in this group (CO) compared to 25 recurrences (21.0%) in the group without conization (NCO) preceding radical hysterectomy. DFS was estimated at 79.0% and 94.8% in NCO and CO, respectively (p = 0.008). After adjustment for other prognostic covariates, conization remained a favourable prognostic factor for DFS (HR 0.27; 95% CI 0.08-0.93, p = 0.037). Lymph node involvement was the only unfavourable factor (HR 4.38; 95% CI 1.36-14.14, p = 0.014) in the multivariable analysis.Conclusions. Pre-operative conization is associated with improved DFS in early-stage cervical cancer indepen-dently of the surgical approach.

Item Type: Article
Uncontrolled Keywords: RADICAL HYSTERECTOMY; RECURRENCE; PATTERNS; Cervicalcancer; Radicalhysterectomy; Recurrence; Conization
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Lehrstuhl für Frauenheilkunde und Geburtshilfe (Schwerpunkt Frauenheilkunde)
Depositing User: Dr. Gernot Deinzer
Date Deposited: 31 Jan 2024 13:38
Last Modified: 31 Jan 2024 13:38
URI: https://pred.uni-regensburg.de/id/eprint/57540

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