Elevated Serum IL-17 Expression at Cessation Associated with Graves’ Disease Relapse

Background. Antithyroid drug (ATD) treatment occupies the cornerstone therapeutic modality of Graves’ disease (GD) with a high relapse rate after discontinuation. This study aimed to assess potential risk factors for GD relapse especially serum interleukin-17 (IL-17) expression. Methods. Consecutive...

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Main Authors: Jianhui Li, Xiaohua Sun, Danzhen Yao, Jinying Xia
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:International Journal of Endocrinology
Online Access:http://dx.doi.org/10.1155/2018/5689030
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author Jianhui Li
Xiaohua Sun
Danzhen Yao
Jinying Xia
author_facet Jianhui Li
Xiaohua Sun
Danzhen Yao
Jinying Xia
author_sort Jianhui Li
collection DOAJ
description Background. Antithyroid drug (ATD) treatment occupies the cornerstone therapeutic modality of Graves’ disease (GD) with a high relapse rate after discontinuation. This study aimed to assess potential risk factors for GD relapse especially serum interleukin-17 (IL-17) expression. Methods. Consecutive newly diagnosed GD patients who were scheduled to undergo ATD therapy from May 2011 to May 2014 were prospectively enrolled. Risk factors for GD relapse were analyzed by univariate and multivariate Cox proportional hazard analyses. The association between serum IL-17 expression at cessation and GD relapse was analyzed with relapse-free survival (RFS) by the Kaplan–Meier survival analysis and log-rank test. Results. Of the 117 patients, 72 (61.5%) maintained a remission for 12 months after ATD withdrawal and 45 (38.5%) demonstrated GD relapse. The final multivariate Cox analysis indicated elevated IL-17 expression at cessation to be an independent risk factor for GD relapse within 12 months after ATD withdrawal (HR: 3.04, 95% CI: 1.14–7.67, p=0.021). Patients with higher expressions of IL-17 (≥median value) at cessation demonstrated a significantly higher RFS than those with lower levels by the Kaplan–Meier analysis and log-rank test (p=0.028). Conclusions. This present study indicated elevated serum IL-17 expression at cessation to be a predictor for GD relapse within 12 months.
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spelling doaj-art-5647d1b6a51f40bfb13ab616723a01d02025-02-03T05:51:36ZengWileyInternational Journal of Endocrinology1687-83371687-83452018-01-01201810.1155/2018/56890305689030Elevated Serum IL-17 Expression at Cessation Associated with Graves’ Disease RelapseJianhui Li0Xiaohua Sun1Danzhen Yao2Jinying Xia3Department of Endocrine, Ningbo No. 2 Hospital, No. 41, Xibei Street, Ningbo, 315000 Zhejiang, ChinaDepartment of Endocrine, Ningbo No. 2 Hospital, No. 41, Xibei Street, Ningbo, 315000 Zhejiang, ChinaDepartment of Endocrine, Ningbo No. 2 Hospital, No. 41, Xibei Street, Ningbo, 315000 Zhejiang, ChinaDepartment of Endocrine, Ningbo No. 2 Hospital, No. 41, Xibei Street, Ningbo, 315000 Zhejiang, ChinaBackground. Antithyroid drug (ATD) treatment occupies the cornerstone therapeutic modality of Graves’ disease (GD) with a high relapse rate after discontinuation. This study aimed to assess potential risk factors for GD relapse especially serum interleukin-17 (IL-17) expression. Methods. Consecutive newly diagnosed GD patients who were scheduled to undergo ATD therapy from May 2011 to May 2014 were prospectively enrolled. Risk factors for GD relapse were analyzed by univariate and multivariate Cox proportional hazard analyses. The association between serum IL-17 expression at cessation and GD relapse was analyzed with relapse-free survival (RFS) by the Kaplan–Meier survival analysis and log-rank test. Results. Of the 117 patients, 72 (61.5%) maintained a remission for 12 months after ATD withdrawal and 45 (38.5%) demonstrated GD relapse. The final multivariate Cox analysis indicated elevated IL-17 expression at cessation to be an independent risk factor for GD relapse within 12 months after ATD withdrawal (HR: 3.04, 95% CI: 1.14–7.67, p=0.021). Patients with higher expressions of IL-17 (≥median value) at cessation demonstrated a significantly higher RFS than those with lower levels by the Kaplan–Meier analysis and log-rank test (p=0.028). Conclusions. This present study indicated elevated serum IL-17 expression at cessation to be a predictor for GD relapse within 12 months.http://dx.doi.org/10.1155/2018/5689030
spellingShingle Jianhui Li
Xiaohua Sun
Danzhen Yao
Jinying Xia
Elevated Serum IL-17 Expression at Cessation Associated with Graves’ Disease Relapse
International Journal of Endocrinology
title Elevated Serum IL-17 Expression at Cessation Associated with Graves’ Disease Relapse
title_full Elevated Serum IL-17 Expression at Cessation Associated with Graves’ Disease Relapse
title_fullStr Elevated Serum IL-17 Expression at Cessation Associated with Graves’ Disease Relapse
title_full_unstemmed Elevated Serum IL-17 Expression at Cessation Associated with Graves’ Disease Relapse
title_short Elevated Serum IL-17 Expression at Cessation Associated with Graves’ Disease Relapse
title_sort elevated serum il 17 expression at cessation associated with graves disease relapse
url http://dx.doi.org/10.1155/2018/5689030
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AT xiaohuasun elevatedserumil17expressionatcessationassociatedwithgravesdiseaserelapse
AT danzhenyao elevatedserumil17expressionatcessationassociatedwithgravesdiseaserelapse
AT jinyingxia elevatedserumil17expressionatcessationassociatedwithgravesdiseaserelapse