Immune Pathways & Development of Sarcoidosis Request More Information Trial Objective The purpose of this study is to learn more about patients who have sarcoidosis and those who do not in order to define different types of sarcoidosis and what may predict how the disease develops over time. Enrollment New enrollment for this trial is temporarily paused Who Can Participate Adult nonsmokers who have biopsy-proven sarcoidosis and who are not on immunosuppressive therapy may be eligible to participate. Adult nonsmokers who do not have an autoimmune disease and/or presence of any other serious disease and who are not on immunosuppressive therapy may be eligible to participate. Age: 18+ Gender: Any Gender Estimated Time Commitment Up to 2 visits One blood draw and one bronchoscopy, a procedure that allows doctors to examine your airways. × Payments are intended to compensate the participant for their time and effort during the study. Payments are typically given to the participant at the end of each completed study visit. Reimbursements are intended to compensate the participant for travel-related expenses. They must be approved by the study staff and require you to turn in receipts. Travel reimbursement will vary from study to study. Payment & Reimbursement Payment: Provided Travel Reimbursement: Not Available Trial Contact For more information, contact: Christina Riley 303.270.2049 Request More Information Trial Location National Jewish Main Campus, Denver, CO Trial Sponsors National Institutes of Health Principal Investigators Lisa Maier, MD, MSPH, FCCP + × Lisa Maier, MD, MSPH, FCCP Professor Director, Division of Env & Occ Health Science Core Clinical Lab Chief, Division of Environmental & Occupational Health Sciences Department of Medicine View Full Profile Patient Rating 4.9 out of 5 stars Make an Appoinment Request More Information Due to concerns around COVID-19 and our focus on helping to meet this momentous challenge, we have temporarily paused enrollment for this trial.