Clear Cell Adenocarcinoma of Uterine Cervix: A Single Institution Retrospective Experience

PurposeThe purpose of the study is to summarize the clinical characteristics and identify the prognosis of clear cell adenocarcinoma of the uterine cervix (CCAUC) in patients without a history of diethylstilbestrol (DES) exposure.MethodsForty-two patients with CCAUC, treated initially at Sun Yat-sen...

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Main Authors: Zhimin Liu, Junyun Li, Haifeng Gu, Hua Tu, Guochen Liu, Jihong Liu
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-11-01
Series:Frontiers in Oncology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fonc.2020.532748/full
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author Zhimin Liu
Junyun Li
Haifeng Gu
Hua Tu
Guochen Liu
Jihong Liu
author_facet Zhimin Liu
Junyun Li
Haifeng Gu
Hua Tu
Guochen Liu
Jihong Liu
author_sort Zhimin Liu
collection DOAJ
description PurposeThe purpose of the study is to summarize the clinical characteristics and identify the prognosis of clear cell adenocarcinoma of the uterine cervix (CCAUC) in patients without a history of diethylstilbestrol (DES) exposure.MethodsForty-two patients with CCAUC, treated initially at Sun Yat-sen University Cancer Center between 1985 and 2017, were studied.ResultsOf all the CCAUC patients, the median age was 47 years old, and the median tumor size was 3 cm. Thirty-four early stage patients (IB = 28, IIA = 6) underwent radical surgery. Eight advanced stage patients (IIB = 8) received concurrent chemoradiotherapy (n = 4) or radical surgery (n = 4). Survival analysis showed that patients with early stage (IB-IIA) had a significantly better 5–year progression-free survival (PFS) and overall survival (OS) than those with advanced stage (IIB) (p < 0.05). The patients with negative pelvic lymph node (PLN) had a significantly better 5-year PFS and OS than those with positive PLN (p < 0.05). Radiotherapy (RT) did not affect PFS or OS in early stage patients with intermediate risk factors (p > 0.05). Adjuvant chemotherapy (CT) did not affect PFS or OS in early stage patients without risk factors (p > 0.05).ConclusionThe FIGO stage and pelvic node status were important prognostic factors for both PFS and OS. For treatment modality, we recommended that radical surgery alone was used in early stage patients without high risk factors. Ovarian preservation in early stage patients involved some risk.
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spelling doaj.art-b02204cd844a41caa72469e9e7a89ba82022-12-21T23:52:04ZengFrontiers Media S.A.Frontiers in Oncology2234-943X2020-11-011010.3389/fonc.2020.532748532748Clear Cell Adenocarcinoma of Uterine Cervix: A Single Institution Retrospective ExperienceZhimin Liu0Junyun Li1Haifeng Gu2Hua Tu3Guochen Liu4Jihong Liu5Department of Gynecologic Oncology, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou, ChinaDepartment of Radiation Oncology, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou, ChinaDepartment of Gynecologic Oncology, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou, ChinaDepartment of Gynecologic Oncology, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou, ChinaDepartment of Gynecologic Oncology, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou, ChinaDepartment of Gynecologic Oncology, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou, ChinaPurposeThe purpose of the study is to summarize the clinical characteristics and identify the prognosis of clear cell adenocarcinoma of the uterine cervix (CCAUC) in patients without a history of diethylstilbestrol (DES) exposure.MethodsForty-two patients with CCAUC, treated initially at Sun Yat-sen University Cancer Center between 1985 and 2017, were studied.ResultsOf all the CCAUC patients, the median age was 47 years old, and the median tumor size was 3 cm. Thirty-four early stage patients (IB = 28, IIA = 6) underwent radical surgery. Eight advanced stage patients (IIB = 8) received concurrent chemoradiotherapy (n = 4) or radical surgery (n = 4). Survival analysis showed that patients with early stage (IB-IIA) had a significantly better 5–year progression-free survival (PFS) and overall survival (OS) than those with advanced stage (IIB) (p < 0.05). The patients with negative pelvic lymph node (PLN) had a significantly better 5-year PFS and OS than those with positive PLN (p < 0.05). Radiotherapy (RT) did not affect PFS or OS in early stage patients with intermediate risk factors (p > 0.05). Adjuvant chemotherapy (CT) did not affect PFS or OS in early stage patients without risk factors (p > 0.05).ConclusionThe FIGO stage and pelvic node status were important prognostic factors for both PFS and OS. For treatment modality, we recommended that radical surgery alone was used in early stage patients without high risk factors. Ovarian preservation in early stage patients involved some risk.https://www.frontiersin.org/articles/10.3389/fonc.2020.532748/fullcervixclear cell carcinomasurgeryradiotherapyprognosis
spellingShingle Zhimin Liu
Junyun Li
Haifeng Gu
Hua Tu
Guochen Liu
Jihong Liu
Clear Cell Adenocarcinoma of Uterine Cervix: A Single Institution Retrospective Experience
Frontiers in Oncology
cervix
clear cell carcinoma
surgery
radiotherapy
prognosis
title Clear Cell Adenocarcinoma of Uterine Cervix: A Single Institution Retrospective Experience
title_full Clear Cell Adenocarcinoma of Uterine Cervix: A Single Institution Retrospective Experience
title_fullStr Clear Cell Adenocarcinoma of Uterine Cervix: A Single Institution Retrospective Experience
title_full_unstemmed Clear Cell Adenocarcinoma of Uterine Cervix: A Single Institution Retrospective Experience
title_short Clear Cell Adenocarcinoma of Uterine Cervix: A Single Institution Retrospective Experience
title_sort clear cell adenocarcinoma of uterine cervix a single institution retrospective experience
topic cervix
clear cell carcinoma
surgery
radiotherapy
prognosis
url https://www.frontiersin.org/articles/10.3389/fonc.2020.532748/full
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AT junyunli clearcelladenocarcinomaofuterinecervixasingleinstitutionretrospectiveexperience
AT haifenggu clearcelladenocarcinomaofuterinecervixasingleinstitutionretrospectiveexperience
AT huatu clearcelladenocarcinomaofuterinecervixasingleinstitutionretrospectiveexperience
AT guochenliu clearcelladenocarcinomaofuterinecervixasingleinstitutionretrospectiveexperience
AT jihongliu clearcelladenocarcinomaofuterinecervixasingleinstitutionretrospectiveexperience