WHAT IS THE ROLE OF SEROLOGIC MARKERS OF CONNECTIVE TISSUE DISEASE IN THE ASSESSMENT OF INTERSTITIAL LUNG DISEASE?

CHEST Journal ◽  
2007 ◽  
Vol 132 (4) ◽  
pp. 587B ◽  
Author(s):  
Philippe R. Bauer ◽  
Jay H. Ryu
2013 ◽  
Vol 39 (6) ◽  
pp. 728-741 ◽  
Author(s):  
Daniel Antunes Silva Pereira ◽  
Alexandre de Melo Kawassaki ◽  
Bruno Guedes Baldi

The initial evaluation of patients with interstitial lung disease (ILD) primarily involves a comprehensive, active search for the cause. Autoantibody assays, which can suggest the presence of a rheumatic disease, are routinely performed at various referral centers. When interstitial lung involvement is the condition that allows the definitive diagnosis of connective tissue disease and the classical criteria are met, there is little debate. However, there is still debate regarding the significance, relevance, specificity, and pathophysiological role of autoimmunity in patients with predominant pulmonary involvement and only mild symptoms or formes frustes of connective tissue disease. The purpose of this article was to review the current knowledge of autoantibody positivity and to discuss its possible interpretations in patients with ILD and without clear etiologic associations, as well as to enhance the understanding of the natural history of an allegedly new disease and to describe the possible prognostic implications. We also discuss the proposition of a new term to be used in the classification of ILDs: lung-dominant connective tissue disease.


QJM ◽  
2015 ◽  
Vol 108 (9) ◽  
pp. 683-688 ◽  
Author(s):  
C. Sharp ◽  
N. Dodds ◽  
L. Mayers ◽  
A.B. Millar ◽  
H. Gunawardena ◽  
...  

PLoS ONE ◽  
2015 ◽  
Vol 10 (3) ◽  
pp. e0121976
Author(s):  
XiaoBing Wang ◽  
MeiNa Lou ◽  
Yongji Li ◽  
WenJing Ye ◽  
ZhiYong Zhang ◽  
...  

2021 ◽  
Vol 80 (Suppl 1) ◽  
pp. 1046.3-1047
Author(s):  
V. Pulito-Cueto ◽  
S. Remuzgo Martinez ◽  
F. Genre ◽  
B. Atienza-Mateo ◽  
V. M. Mora-Cuesta ◽  
...  

Background:Interstitial lung disease (ILD) is one of the most significant complications of connective tissue diseases (CTD), leading to an increase of the morbidity and mortality in patients with CTD [1]. A specific T cell subset termed angiogenic T cells (TAng), that promote endothelial repair and revascularization, have been involved in the pathogenesis of CTD [2-4]. However, to the best of our knowledge, no information regarding the role of TAng in CTD-ILD+ is available.Objectives:To study, for the first time, the potential role of TAng related to vascular damage in CTD-ILD+.Methods:Peripheral venous blood was collected from 40 patients with CTD-ILD+ and three comparative groups: 44 CTD-ILD- patients, 21 idiopathic pulmonary fibrosis (IPF) patients and 20 healthy controls (HC). All subjects were recruited from the Rheumatology and Pneumology departments of Hospital Universitario Marqués de Valdecilla, Santander, Spain. Quantification of TAng was performed by flow cytometry. TAng were considered as triple-positive for CD3, CD31 and CXCR4.Results:Patients with CTD-ILD+ exhibited a significantly lower TAng frequency than CTD-ILD- patients (p<0.001). Similar results were obtained when patients with CTD-ILD+ were compared with HC (p=0.004) although no difference was observed between CTD-ILD+ and IPF. In addition, a significant increase of TAng frequency was shown in patients with CTD-ILD- in relation to IPF patients (p<0.001), while no difference was observed between CTD-ILD- and HC.Conclusion:Our results reveal a decrease of TAng frequency related to vascular damage in CTD-ILD+. Furthermore, we disclose that the presence of ILD is associated with lower TAng frequency.References:[1]Expert Rev Clin Immunol 2018;14(1):69-82.[2]Circulation 2007;116(15):1671-82.[3]Ann Rheum Dis 2015 74(5):921-7.[4]PLoS One 2017;12(8):e0183102.Acknowledgements:Personal funds, VP-C: PREVAL18/01 (IDIVAL); SR-M: RD16/0012/0009 (ISCIII-ERDF); LL-G: INNVAL20/06 (IDIVAL); RP-F: START PROJECT (FOREUM); RL-M: Miguel Servet type I CP16/00033 (ISCIII-ESF).Disclosure of Interests:Verónica Pulito-Cueto: None declared, Sara Remuzgo Martinez: None declared, Fernanda Genre: None declared, Belén Atienza-Mateo: None declared, Victor Manuel Mora-Cuesta: None declared, David Iturbe-Fernández: None declared, Leticia Lera-Gómez: None declared, Raquel Pérez-Fernández: None declared, Pilar Alonso Lecue: None declared, Javier Rodriguez Carrio: None declared, Diana Prieto-Peña: None declared, Virginia Portilla: None declared, Ricardo Blanco Speakers bureau: Abbvie, Pfizer, Roche, Bristol-Myers, Janssen and MSD, Consultant of: Abbvie, Pfizer, Roche, Bristol-Myers, Janssen and MSD, Grant/research support from: Abbvie, MSD and Roche, Alfonso Corrales: None declared, Jose Manuel Cifrián-Martínez: None declared, Raquel López-Mejías: None declared, Miguel A González-Gay Speakers bureau: Pfizer, Abbvie, MSD, Grant/research support from: Pfizer, Abbvie, MSD


Medicine ◽  
2016 ◽  
Vol 95 (50) ◽  
pp. e5716 ◽  
Author(s):  
Yasunori Enomoto ◽  
Naoki Inui ◽  
Katsuhiro Yoshimura ◽  
Koji Nishimoto ◽  
Kazutaka Mori ◽  
...  

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