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Abstracts and Presentations

The Bronchiectasis and NTM Research Registry is a clinician-reported, longitudinal database of detailed medical information from thousands of people with non-CF bronchiectasis and/or NTM lung disease. 

The following articles and presentations present research abstracts and presentations derived from the Bronchiectasis and NTM Research Registry.

The following articles and presentations present research derived from the Bronchiectasis and NTM Research Registry.

Results

Geyer A, Brunton AE, Choate R, et al. Age, Sex and Microbiology in U.S. Bronchiectasis and NTM Research Registry Participants. Presented at the 2nd North American Bronchiectasis and NTM Symposium, December 1, NY, NY.

NYU Symposium 2025

Geyer A, Brunton AE, Jakharia K, et.al. Computed Tomography Signs of Chronic Sinusitis and P. aeruginosa infection in Bronchiectasis: U.S. Bronchiectasis and NTM Research Registry Study. Presented at the 2nd North American Bronchiectasis and NTM Symposium, December 1, NY, NY.

NYU Symposium 2025

Thornton C, Brunton AE, Geyer A, et al. The Impact of Proton Pump Inhibitor (PPI) Use on Exacerbation Rates in Patients with Bronchiectasis: An Analysis of the US Bronchiectasis and NTM Research Registry. Presented at the 2nd North American Bronchiectasis and NTM Symposium, December 1, NY, NY.

NYU Symposium 2025

Yi DS, Brunton AE, Naureckas ET, et. al. The Impact of Body Mass Index in Bronchiectasis and Non-Tuberculous Mycobacterium (NTM): Findings From the US Bronchiectasis and NTM Research Registry (US BRR). Presented at CHEST, October 19-22, Chicago, IL.

CHEST 2025

Choate R, Brunton AE, Aksamit T, et. al. Exploring the Overlapping Burden of Alpha-1 Antitrypsin Deficiency and Bronchiectasis: Insights from the US BRR

ERS 2025

Engin L, Cabrera C, Hughes R, et.al. Assessing Exacerbation History and Bronchiectasis Management in the US Bronchiectasis and NTM Research Registry (BRR)

ERS 2025

Thornton C, Brunton AE, Geyer A, et al. The Impact of Proton Pump Inhibitor (PPI) Use on Exacerbation Rates in Patients with Bronchiectasis: An Analysis of the US Bronchiectasis and NTM Research Registry. Presented at the World Bronchiectasis Conference, July 14-17, 2025, Brisbane, Australia.

WBC 2025

Feir C, Brunton AE, Choate R, et al. High frequency chest wall oscillation (HFCWO) data in the Bronchiectasis and Nontuberculous Mycobacteria (NTM) Research Registry (BRR). Presented at the World Bronchiectasis Conference, July 14-17, 2025, Brisbane, Australia.

WBC 2025

Henkle E, Brunton AE, Engin L, et al. Treatment patterns by exacerbation history in adults with bronchiectasis: data from the U.S. Bronchiectasis and NTM Research Registry. Presented at the World Bronchiectasis Conference, July 14-17, 2025, Brisbane, Australia.

WBC 2025

Feltzer J, McShane PJ, Zha BS, et. al. Sociodemographic Factors Associated with Health Outcomes in a Sample of the U.S. Bronchiectasis and Nontuberculous Mycobacteria Research Registry. Presented at the World Bronchiectasis Conference, July 14-17, 2025, Brisbane, Australia.

WBC 2025

Hughes R, Reid F, et. al. Characteristics of Infrequent or Frequent Exacerbators: Data from the Bronchiectasis Research Registry

ATS 2025

Swenson C, Marmor M, Solomon GM, et. al. Inhaled Anticholinergics in Bronchiectasis: Prescribing Practices, Exacerbations, and Culture Data from the US Bronchiectasis and Nontuberculous Mycobacterium Research Registry

ATS 2025

Poore T, Brunton AE, McShane PJ, et. al. Aspergillus SP. Positive Airway Samples in People with Non-CF Bronchiectasis Is Associated with Higher Biomarkers of Systemic TH2 Inflammation, Allergic Airway Disease, and Airway Co-infection

ATS 2025

Grabauskas T, Brunton AE, Metersky ML, et. al. Association of Otitis and/or Rhinosinusitis and Pseudomonas Aeruginosa in Sputum of Patients with Non-cystic Fibrosis Bronchiectasis

ATS 2025

Lenhan B, Ignatius E, Marmor M, et. al. Mycobacterium Xenopi: A Small Case Series of Patients in the Bronchiectasis Research Registry

ATS 2025

Yohannes AM, Brunton A, Choate R, et. al. Baseline Dyspnea Associated with Risk for Severe Features of Bronchiectasis Phenotype in the US Bronchiectasis and Nontuberculous Mycobacterium Research Registry

ATS 2025

Choate R, McShane PJ, Marmor M, et. al. Multimorbidity in patients with bronchiectasis: results from the US Bronchiectasis and NTM Research Registry (US BRR)

ERS 2024

McShane PJ, Locantore N, Choate R, et. al. Clinical features of bronchiectasis according to age in the US Bronchiectasis Research Registry

ERS 2024

Choate R, Marmor M, Jakharia K, et.al. Characteristics Associated with Multimorbidity in Patients with Bronchiectasis: Results from the US Bronchiectasis and NTM Research Registry. Presented at the 7th World Bronchiectasis Conference, July 4-6, Dundee, Scottland.

WBC 2024

Maselli DJ, Brunton AE, Choate R, et.al. The association of the eosinophilic bronchiectasis phenotype and non-tuberculous mycobacterial pulmonary disease: an analysis of the US Bronchiectasis and NTM Research Registry. Presented at the 7th World Bronchiectasis Conference, July 4-6, Dundee, Scottland.

WBC 2024

Maselli DJ, Brunton AE, Choate R, et.al. The eosinophilic bronchiectasis phenotype: findings from the US Bronchiectasis and NTM Research Registry. Presented at the 7th World Bronchiectasis Conference, July 4-6, Dundee, Scottland.

WBC 2024

Marmor M, Mirza A, Brunton AE, et.al. Insights into the Relationship Between Bronchiectasis Exacerbation and Rate of Decline in Spirometry: An Examination of a National Prospective. Presented at the 7th World Bronchiectasis Conference, July 4-6, Dundee, Scottland.

WBC 2024

Mirza A, Marmor M, Brunton AE, et.al. Spirometry trends in bronchiectasis: a detailed examination of pulmonary function patterns from the US bronchiectasis and NTM research registry. Presented at the 7th World Bronchiectasis Conference, July 4-6, Dundee, Scottland.

WBC 2024

Swenson C, Brunton AE, Jakharia K, et.al. Fractional excretion of nitric oxide measurements and respiratory symptom profile among patients with non-CF bronchiectasis – data from the U.S. Bronchiectasis and NTM Research Registry. Presented at the 7th World Bronchiectasis Conference, July 4-6, Dundee, Scottland.

WBC 2024

Zha BS, Ieong M, Brunton AE, et.al. Nontuberculous Mycobacteria Isolation: Impact of Inhaled Mucolytic Therapy in Patients with Bronchiectasis. Presented at the 7th World Bronchiectasis Conference, July 4-6, Dundee, Scottland.

WBC 2024

Prieto M, Brunton AE, Swenson C, et.al. Comparison of the Clinical Features of Bronchiectasis Patients with and Without a History of Tobacco Use - Data from the National Bronchiectasis and NTM Research Registry Consortium

ATS 2024

Felzer JR, Chalmers S, Brunton AE, et. al. US Bronchiectasis and NTM Research Registry: Pseudomonas Treatment Patterns in Non-Cystic Fibrosis Bronchiectasis by Sociodemographic Factors

ATS 2024

Marmor M, Brunton AE, Fraulino D, et.al. Association Between Nontuberculous Mycobacteria Isolation and Antibiotic Exposure

ATS 2024

Vijaykumar K, Brunton AE, Chalmers S, et. al. Clinical Characterization of Patients With COPD- Bronchiectasis Overlap: Data From the US Bronchiectasis and NTM Research Registry

ATS 2024

McShane PJ, Brunton AE, Choate R, et. al. Prevalence and Factors Associated with the Isolation of Fungi in the Sputum of Bronchiectasis Patients

WBC 2023

Marmor M, Brunton, AE, Choate, R et. al. Airway Pathogen Trends: A Look at the US Bronchiectasis Research Registry

WBC 2023

Aksamit TR, Metersky ML, Locantore N, et. al. Bronchiectasis and NTM Research Registry: 5-year Mortality by BSI and FACED Severity Categories

WBC 2023

Chalmers S, Felzer J, Brunton AE, et. al. Pseudomonas Treatment Practice Patterns and Outcomes in Non-Cystic Fibrosis Bronchiectasis: Analysis from the US Bronchiectasis and NTM Research Registry

WBC 2023

Aksamit TR, Lapinel NC, Choate R, et.al. Association of Baseline and Subsequent Bronchiectasis Exacerbations in Patients From the US Bronchiectasis and NTM Research Registry (BRR)

ATS 2023

Basavaraj A, Brunton AE, Choate R, et.al. Hypertonic Saline Use in Patients with Bronchiectasis: Analysis from the United States Bronchiectasis and NTM Research Registry

ATS 2023

Lapinel N, Aksamit TR, Choate R, et.al. Longitudinal Changes in Forced Expiratory Volume 1 (FEV1) According to Exacerbation Frequency in Patients From the US Bronchiectasis and NTM Research Registry (BRR)

ATS 2023

Maselli DJ, Brunton AE, Choate R, et.al. Clinical Features of Patients With an Eosinophilic Phenotype: An Analysis of the U.S Bronchiectasis and NTM Research Registry

ATS 2023

McShane PJ, Swenson C, Richards C, et. al. Characteristics of Bronchiectasis Patients Who Tested Positive for Coronavirus Disease 2019 - Data From the United States Bronchiectasis and Nontuberculous Mycobacterial Pulmonary Disease Research Registry

ATS 2023

Richards C, Brunton AE, Choate R, et.al. CFTR Mutation and Increased Rates of Pulmonary Infections Among Patients From the US Bronchiectasis and NTM Research Registry

ATS 2023

Sullivan L, Brunton AE, Choate R, et.al. Clinical Features of Bronchiectasis Patients With Rheumatoid Arthritis: An Analysis of the Bronchiectasis Research Registry

ATS 2023

McShane PJ, Choate R, Lapinel, N, et. al. Clinical and microbiologic features in bronchiectasis patients with autoimmunity in the US Bronchiectasis and NTM Research Registry

CHEST 2022

Shah T, Metersky M, Brunton AE, et, al. Pseudomonas acquisition & long-term macrolide use in patients from the US Bronchiectasis and NTM Research Registry

CHEST 2022

Lapinel N, Choate R, Aksamit TR, et. al. Characteristics of frequent exacerbators in the US Bronchiectasis and NTM Research Registry

ERS 2022

Aksamit TR, Lapinel N, Choate R, et. al. Longitudinal analysis of bronchiectasis exacerbations (BEx) in patients from the US Bronchiectasis and NTM Research Registry

ERS 2022

Drysdale M, Choate R, Lininger N, et. al. Epidemiology of non-tuberculous mycobacterial (NTM) infections in bronchiectasis patients using the US Bronchiectasis/NTM Research Registry

ERS 2022

Kang CJ, Choate R, Metersky ML, et.al. Bronchiectasis and Gender: Results from the National Bronchiectasis and NTM Research Registry

ATS 2022

Lapinel N, Choate R, Aksamit TR, et.al. Gastroesophageal Reflux Disease (GERD) and Pulmonary Exacerbation Frequency in Bronchiectasis Patients from the Bronchiectasis and NTM Research Registry (BRR)

ATS 2022

Lapinel N, Choate R, Aksamit TR, et.al. Nontuberculous Mycobacteria (NTM) Isolation Status Relative to Pulmonary Exacerbation Frequency in Bronchiectasis Patients: Results from the Bronchiectasis and NTM Research Registry (BRR)

ATS 2022

Aksamit TR, Choate R, Mannino D, et.al. Descriptive Analysis from the United States Bronchiectasis and NTM Research Registry

CHEST 2021

Choate R, Metersky ML, Johnson MM, et al. Racial, Ethnic, and Socioeconomic Disparities in Treatment and Outcomes of Patients with Bronchiectasis and Nontuberculous Mycobacteria (NTM)

ATS 2021

Ku JH, Henkle E, Metersky ML, et al. Pulmonary Nontuberculous Mycobacterial Infection in Patients in the U.S. Bronchiectasis Research Registry: Use of Antibiotic Therapy and Adverse Events

ATS 2020

Choate R, Aksamit TR, Addrizzo-Harris DJ, et al. Comparing Clinical Characteristics and Outcomes in Patients with Non-Cystic Fibrosis Bronchiectasis with Non-Tuberculous Mycobacteria and/or Pseudomonas Aeruginosa Within the US Bronchiectasis and NTM Research Registry

ATS 2020

Choate R, Aksamit TR, Mannino DM, et. al. Pseudomonas Aeruginosa Associated with Severity of Non-Cystic Fibrosis Bronchiectasis Measured by the Modified Bronchiectasis Severity Score (BSI) and the FACED: The US Bronchiectasis and NTM Research Registry (BRR) Study

ATS 2019

Metersky ML, Choate R, Addrizzo-Harris DJ, et al. The Association of Chronic Macrolide Treatment and Incident Isolation of Non-Tuberculous Mycobacteria in Patients with Bronchiectasis

ATS 2020

Ku JH, Chan B, Aksamit TR, et. al. The Validity of Claims-Based Codes to Identify Pseudomonas Infection in Patients with Bronchiectasis in Medicare Data

ATS 2019

Basavaraj A, Choate R, Addrizzo-Harris DJ, et. al. Airway Clearance in Non-Cystic Fibrosis Bronchiectasis: Analysis from the United States Bronchiectasis Research Registry

ATS 2019

Aksamit TR, Brunton AE, Siegel, SA, et. al. Colonization with Pseudomonas Aeruginosa as a Predictor of Future Nontuberculous Mycobacteria Isolation

WBC 2018

Metersky ML, Choate R. The Association of Stenotrophomonas Maltophilia with Patient Characteristics and Outcomes in Bronchiectasis

WBC 2018

DiMango A, Choate R. Aspergillus Airway Colonization in Non-CF Bronchiectasis Patients is not Associated with Disease Severity

WBC 2018

Despotes KA, Choate R, Daniels MLA, et.al. Markers of Non-Cystic Fibrosis Bronchiectasis Disease Severity and Nutrition in the United States Bronchiectasis Research Registry

WBC 2018

Choate R, Mannino DM, Aksamit T. et al. Pseudomonas Aeruginosa Impact on Severity of Bronchiectasis

WBC 2018

Choate R, Eden E, Addrizzo-Harris DJ, et. al. The Clinical Features of Bronchiectasis Associated with Alpha-1 Antitrypsin Deficiency, Common Variable Immunodeficiency, and Primary Ciliary Dyskinesia

ATS 2018

Pravosud V, Mannino DM, Choate R, et. al. Medication use as a measure of severity: Findings from the COPD Foundation NTM Social Survey

WBC 2017

Pravosud V, Mannino DM, Choate R, et. al. Symptom burden among patients reporting nontuberculous mycobacteria (NTM): Findings from the COPD Foundation Survey

WBC 2017

Choate R, Mannino DM, Aksamit T, et. al. Pseudomonas Aeruginosa Impact on Severity of Bronchiectasis

WBC 2017

Aksamit TR, Choate R, O'Donnell AE, et. al. United States Bronchiectasis Registry Longitudinal Follow Up at Two Years

ATS 2017

Henkle E, Daley CL, Griffith DE, et. al. Patterns of Pharmacotherapy for Non-Cystic Fibrosis Bronchiectasis

ATS 2015

Winthrop KL, Aksamit T, Olivier K, et. al. The Respiratory Microbiology of Patients with Nontuberculous Mycobacteria from the United States Bronchiectasis Research Registry

ATS 2013

Metersky M, O’Donnell A, Daley C, et. al. Staphylococcus aureus in Patients with non-CF Bronchiectasis: Results from the Bronchiectasis Research Registry

ATS 2013

Aksamit TR, Carretta E, Daley CL, et. al. The Bronchiectasis Research Registry: A Collaborative Research Cohort For Non-Cystic Fibrosis Bronchiectasis

ATS 2012

Czaja CA, Stewar D, Levin A, et. al. Prevalence and Clinical Significance of Mucoid Pseudomonas Aeruginosa Infection in Adults with Non-Cystic Fibrosis Bronchiectasis - Results From The Bronchiectasis Research Registry

ATS 2011

Stewart D, LaVange L, Thomashow B, et. al. The Added Perspective of Changes Over Time, A Resource for Collaborative Research in Non-Cystic Fibrosis Bronchiectasis

ATS 2011

LaVange L, Stewart D, Thomashow B, et. al. The Bronchiectasis Research Registry: a Resource for Collaborative Research in non-Cystic Fibrosis Bronchiectasis

ATS 2010

O'Connell ML, Prevots DR, Olivier KN, et. al. The Bronchiectasis Research Registry: Clinical, Microbiologic, and Treatment Characteristics

ATS 2010

This page was reviewed on April 17, 2026 by the Bronchiectasis and NTM Association Content Review and Evaluation Committee.