Specimen Collection for Individuals With Lung Disease Associated With Rheumatoid Arthritis

Launched by NATIONAL HEART, LUNG, AND BLOOD INSTITUTE (NHLBI) · Nov 3, 1999

Keywords

ClinConnect Summary

The etiology of pulmonary fibrosis in individuals with rheumatoid arthritis is unknown. Analysis of blood and specimens procured by bronchoscopy, lung biopsy, lung transplantation, or post-mortem examination from patients with this disorder will contribute to our understanding of the pathogenetic mechanisms of pulmonary fibrosis in rheumatoid arthritis. The purpose of this protocol is to obtain blood and specimens by bronchoscopy, lung biopsy, lung transplantation, or post-mortem examination from rheumatoid arthritis patients with and without pulmonary fibrosis, individuals with idiopathic ...

Gender

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Eligibility criteria

• * INCLUSION CRITERIA:
• Non-smokers (never smoked or not smoked within the previous 2 years) who are 18 years of age or older with any of the following:
• • RA with PF (biopsy-proven), or
• • RA-only, or
• • Idiopathic PF-only (biopsy-proven), or
• • Healthy research volunteers by history and indicated tests (individuals without history of chronic cardiopulmonary disorder, collagen vascular disease, or bleeding disorder) matched for age (within 5 years) and gender.
• EXCLUSION CRITERIA:
• Individuals with any of the following:
• • Forced expiratory volume in one second (FEV(1)) less than 1L.
• • Inhalational exposure to fibrogenic fibers or dusts (i.e., asbestos, silica, coal, beryllium).
• • Chronic cardiopulmonary disorders other than pulmonary fibrosis.
• • Other collagen vascular disorders (i.e., systemic lupus erythematosus, scleroderma, polymyositis, mixed connective tissue disease).
• • Non-rheumatoid arthritis.
• • Viral infections associated with PF (i.e., hepatitis B, hepatitis C, human immunodeficiency virus).
• • Uncorrectable bleeding diathesis.
• • Pregnancy or lactation.