selected scholarly activity
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conferences
- Characterizing Inhaled Corticosteroid Deposition in Patients With Severe Asthma Based on Eosinophilic Inflammation and Airway Morphology. C29. ADVANCED LUNG IMAGING; THE PULMONARY PAPARAZZI. a5229-a5229. 2024
- Effect of Dupilumab on Pulmonary Vascular Volume in Patients With Moderate-to-Severe Asthma. A18. FIXING WHAT'S BROKEN: NOVEL THERAPEUTICS FOR LUNG REMODELING. a1052-a1052. 2024
- Magnetic Resonance Imaging Ventilation Phenotypes of Severe Asthma. A99. LOOKING UNDER THE HOOD: DIAGNOSTIC TOOLS TO PHENOTYPE SEVERE ASTHMA. a2775-a2775. 2024
- Persistence of Mucus Plugging in Severe Asthmatics Treated With Biologics. A99. LOOKING UNDER THE HOOD: DIAGNOSTIC TOOLS TO PHENOTYPE SEVERE ASTHMA. a2772-a2772. 2024
- Sputum Mucus Rheology, Inflammatory Profile, and CT Mucus Scores in Severe Asthma. C29. ADVANCED LUNG IMAGING; THE PULMONARY PAPARAZZI. a5221-a5221. 2024
- St. George's Respiratory Questionnaire (SGRQ) Based Cluster Analysis of Post-acute COVID-19 Sequelae. C75. STRUCTURAL AND FUNCTIONAL CONSEQUENCES OF COVID. a6474-a6474. 2024
- Ventilation Defect Burden Quantified by Technegas SPECT and 129Xe MRI Predicts Lung Cancer Resection Outcomes. C29. ADVANCED LUNG IMAGING; THE PULMONARY PAPARAZZI. a5227-a5227. 2024
- Effectiveness and cost of a comprehensive severe asthma management strategy guided by airway inflammometry. European Respiratory Journal. 2023
- Multisite implementation of 129Xe-MRI assessment of COPD disease progression: XeCITE early results. European Respiratory Journal. 2023
- Non-T2 cytokines post Benralizumab associate with residual symptoms. European Respiratory Journal. 2023
- Cell-free Tumor DNA in Blood and Bronchoalveolar Lavage (BAL) as a Biomarker in Non-Small Cell Lung Cancer. American Journal of Respiratory and Critical Care Medicine. 2023
- Dupilumab Reduces Sputum Eosinophils, Mucus Plugging and Improves Ventilation in Patients With Moderate-to-Severe Asthma. American Journal of Respiratory and Critical Care Medicine. 2023
- Respiratory Post Acute COVID-19 Sequelae (PACS)-A Phenotype of Long COVID. American Journal of Respiratory and Critical Care Medicine. 2023
- The Feasibility and Efficacy of Heated Humidified Air Via Nasal Cannula for COPD Patients Post Exacerbation: An Open-label, Non-randomized Pilot Study. American Journal of Respiratory and Critical Care Medicine. 2023
- Unique MRI Phenotypes Help Explain Post-Acute COVID-19 Syndrome. American Journal of Respiratory and Critical Care Medicine. 2023
- VQ-SPECT/CT Following Recovery From Non-critical COVID-19: 6 Month Longitudinal Follow-up. American Journal of Respiratory and Critical Care Medicine. 2023
- Elevated CD27-IgD- B cells in Post-Acute COVID-19 Sequalae Patients with Rheumatological Symptoms. 10.01 - Respiratory infections and bronchiectasis. 205. 2023
- Phosphoinositide 3-kinase and airway infections in severe asthmatics. European Respiratory Journal. 2022
- Respiratory system resistance and reactance following recovery from non-critical COVID-19. European Respiratory Journal. 2022
- Post-Acute COVID-19 Sequalae (PACS) with New-onset Rheumatological Complications. Arthritis & Rheumatology. 1583-1585. 2022
- Abnormal 129Xe Ventilation MRI and Inhaled Corticosteroid Deposition in Severe Asthma. American Journal of Respiratory and Critical Care Medicine. 2022
- Airway Inflammatory Endotypes and Magnetic Resonance Imaging Ventilation Heterogeneity in Severe Asthma. American Journal of Respiratory and Critical Care Medicine. 2022
- Circulating Autoantibodies in Post-Acute Sequelae of COVID-19. American Journal of Respiratory and Critical Care Medicine. 2022
- Free-Breathing 1H MRI Specific Ventilation and Biomarkers of Type-2 Inflammation in Severe Asthma. American Journal of Respiratory and Critical Care Medicine. 2022
- Hyperpolarized 129Xe Magnetic Resonance Imaging for the Assessment of Bronchiolitis Obliterans Syndrome (BOS) and Other Late-Onset Non-Infectious Pulmonary Complications (LONIPCs) Following Hematopoietic Stem Cell Transplantation. American Journal of Respiratory and Critical Care Medicine. 2022
- Prevalence and Clinical Relevance of Ventilation Heterogeneity and Luminal Cellular Inflammation in Lung Cancer Patients Prior to Lung Resection: An Interim Analysis. American Journal of Respiratory and Critical Care Medicine. 2022
- Ventilation and Perfusion Abnormalities Following Recovery from Non-Critical COVID-19. C30. LIFE AND LUNGS AFTER COVID: FUNCTIONAL RECOVERY AND OUTCOMES FOLLOWING SARS-CoV2 INFECTION. a3920-a3920. 2022
- Association Between CT Mucus Plugging and Airway Wall Thickness in COPD and Asthma. American Journal of Respiratory and Critical Care Medicine. 2021
- Bronchial Thermoplasty Guided by Inhaled Hyperpolarized Gas Magnetic Resonance Imaging in Severe Asthma: A One-Year Pilot Randomized Trial. American Journal of Respiratory and Critical Care Medicine. 2021
- Inspiratory and Expiratory Respiratory System Resistance in Severe Asthma Pre- and Post-Bronchodilator. American Journal of Respiratory and Critical Care Medicine. 2021
- Airway Luminal Contributors to Magnetic Resonance Imaging Ventilation Heterogeneity in Severe Asthma. American Journal of Respiratory and Critical Care Medicine. 2019
- Determining the Minimal Clinically Important Difference: MRI Ventilation Defect Percent in Asthmatics. American Journal of Respiratory and Critical Care Medicine. 2018
- Effect of Anti-Th2 Therapy on MRI Ventilation Heterogeneity in Prednisone-Dependent Asthma. American Journal of Respiratory and Critical Care Medicine. 2018
- Five-year MRI study of ventilation heterogeneity in asthma. Imaging. pa799. 2017
- Fourier-decomposition of free-breathing pulmonary proton MRI in asthma. Imaging. pa800. 2017
- Ventilation heterogeneity reversibility: asthma, COPD or ACOS?. Imaging. oa4646. 2017
- Inflammatory And Non-Inflammatory Contributions To Ventilation Heterogeneity In Severe Poorly-Controlled Asthmatics. American Journal of Respiratory and Critical Care Medicine. 2017
- What Do Mri Ventilation Defects Reveal About Asthma Control?. American Journal of Respiratory and Critical Care Medicine. 2016
- Automated pulmonary lobar ventilation measurements using volume-matched thoracic CT and MRI. Proceedings of SPIE - The International Society for Optical Engineering. 941717-941717-9. 2015
- Fourier-based linear systems description of free-breathing pulmonary magnetic resonance imaging. Proceedings of SPIE - The International Society for Optical Engineering. 94171a-94171a-7. 2015
- Ventilation Heterogeneity In Severe Asthma: Effects Of Prednisone And Salbutamol Before Bronchial Thermoplasty. American Journal of Respiratory and Critical Care Medicine. 2015
- Development and application of pulmonary structure-function registration methods: towards pulmonary image-guidance tools for improved airway targeted therapies and outcomes. Proceedings of SPIE - The International Society for Optical Engineering. 90380y-90380y-11. 2014
- Oscillatory Positive Expiratory Pressure (oPEP) Treatment in Chronic Obstructive Pulmonary Disease. Chest. 741A-741A. 2013
- Hyperpolarized 129Xe MRI Feasibility, Subject Safety And Tolerability: At The Doorstep Of Clinical Translation?. A65. LUNG IMAGING: PHYSIOLOGY AND TECHNOLOGY. a2031-a2031. 2012
- Hyperpolarized 3He And 129Xe Magnetic Resonance Imaging Of Asthma. D30. NOVEL APPROACHES TO ASSESSING LUNG PATHOPHYSIOLOGY. a5586-a5586. 2012
- 129Xe Gas-Transfer MRI RBC-to-Barrier Ratio in Post-Acute COVID19 Syndrome: Clinically-relevant?. ISMRM Annual Meeting.
- Comparison of ventilation defects quantified by Technegas V-SPECT and hyperpolarized 129Xe MRI. Proceedings of the International Society for Magnetic Resonance in Medicine ... Scientific Meeting and Exhibition..
- Diaphragm Excursion Measured by Free-breathing 1H MRI in Patients with Asthma: Repeatability and Bronchodilator Response. Proceedings of the International Society for Magnetic Resonance in Medicine ... Scientific Meeting and Exhibition..
- The effect of variable compressed sense (CS) undersampling patterns in hyperpolarized Xenon (129Xe) diffusion-weighted MRI. Proceedings of the International Society for Magnetic Resonance in Medicine ... Scientific Meeting and Exhibition..
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journal articles
- Chest CT Airway and Vascular Measurements in Females with COPD or Long-COVID.. COPD: Journal of Chronic Obstructive Pulmonary Disease. 21:2394129. 2024
- Eosinophil-mucus interplay in severe asthma: Implications for treatment with biologicals. Allergology International. 73:351-361. 2024
- Phosphoinositide‐3 kinase activity in severe eosinophilic asthma with recurrent airway infections and neutrophilic exacerbations. Clinical and Experimental Allergy. 54:428-431. 2024
- Sampling pattern discrepancy in the application of compressed sensing hyperpolarized xenon‐129 lung MRI. NMR in Biomedicine. 37:e5121. 2024
- A Novel Computed Tomography Score Reveals More about Air Trapping in Asthma. American Journal of Respiratory and Critical Care Medicine. 209:1175-1176. 2024
- CT Airway Mucus in Older People Without Chronic Respiratory Illness. Chest. 166:429-432. 2024
- 129Xe MRI Ventilation Textures and Longitudinal Quality-of-Life Improvements in Long-COVID. Academic Radiology. 31:3825-3836. 2024
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Review of Hyperpolarized Pulmonary Functional
129Xe MR forLong‐COVID . Journal of Magnetic Resonance Imaging. 59:1120-1134. 2024 - Review of Hyperpolarized Pulmonary Functional 129Xe MR for Long‐COVID. Journal of Magnetic Resonance Imaging. 59:spcone-spcone. 2024
- Effect of dupilumab on sputum eosinophils in patients with moderate‐to‐severe asthma. Acta Allergologica. 79:509-513. 2024
- Phase-Resolved Functional Lung (PREFUL) MRI to Quantify Ventilation: Feasibility and Physiological Relevance in Severe Asthma. Academic Radiology. 31:3416-3426. 2024
- Benralizumab Normalizes Sputum Eosinophilia in Severe Asthma Uncontrolled by Anti–IL-5 Antibodies: A Single-Blind, Placebo-controlled Clinical Trial. American Journal of Respiratory and Critical Care Medicine. 208:1330-1335. 2023
- Specific Ventilation in Severe Asthma Evaluated with Noncontrast Tidal Breathing 1H MRI. Radiology: Cardiothoracic Imaging. 5:e230054. 2023
- Effects of Dupilumab on Mucus Plugging and Ventilation Defects in Patients with Moderate-to-Severe Asthma: A Randomized, Double-Blind, Placebo-Controlled Trial. American Journal of Respiratory and Critical Care Medicine. 208:995-997. 2023
- Chest CT Findings 1 Year after COVID-19: Another Piece of the Post-Pandemic Puzzle. Radiology. 308:e231502. 2023
- More Data about 129Xe MRI Ventilation Defects in Long COVID-19. Radiology. 307:e230479. 2023
- Longitudinal follow-up of postacute COVID-19 syndrome: DLCO, quality-of-life and MRI pulmonary gas-exchange abnormalities. Thorax. 78:418-421. 2023
- Postacute COVID-19 Syndrome: 129Xe MRI Ventilation Defects and Respiratory Outcomes 1 Year Later. Radiology. 307:e222557. 2023
- A case series of dual biologics therapy for severe asthma. Journal of Allergy and Clinical Immunology: In Practice. 11:335-340.e2. 2023
- Circulating anti-nuclear autoantibodies in COVID-19 survivors predict long-COVID symptoms. European Respiratory Journal. 61:2200970-2200970. 2023
- Comparison of ventilation defects quantified by Technegas SPECT and hyperpolarized 129Xe MRI. Frontiers in Physiology. 14:1133334. 2023
- Persistent 129Xe MRI Pulmonary and CT Vascular Abnormalities in Symptomatic Individuals with Post-acute COVID-19 Syndrome. Radiology. 305:466-476. 2022
- Luminal mucus plugs are spatially associated with airway wall thickening in severe COPD and asthma: A single-centered, retrospective, observational study. Respiratory Medicine. 202:106982-106982. 2022
- Ventilation and perfusion abnormalities following recovery from noncritical COVID-19. Canadian Journal of Respiratory, Critical Care, and Sleep Medicine. 6:304-313. 2022
- Asthma Control, Airway Mucus, and 129Xe MRI Ventilation After a Single Benralizumab Dose. Chest. 162:520-533. 2022
- Imaging in Asthma-Chronic Obstructive Pulmonary Disease Overlap. Immunology and Allergy Clinics of North America. 42:601-614. 2022
- 129Xe MRI ventilation defects in ever-hospitalised and never-hospitalised people with post-acute COVID-19 syndrome. BMJ Open Respiratory Research. 9:e001235-e001235. 2022
- Persistent Airway Plugs: A Call for Clinical Recognition and Novel Therapies. American Journal of Respiratory and Critical Care Medicine. 205:977-978. 2022
- Protocols for multi‐site trials using hyperpolarized 129Xe MRI for imaging of ventilation, alveolar‐airspace size, and gas exchange: A position paper from the 129Xe MRI clinical trials consortium. Magnetic Resonance in Medicine. 86:2966-2986. 2021
- Lasting Changes to Circulating Leukocytes in People with Mild SARS-CoV-2 Infections. Viruses. 13:2239-2239. 2021
- Bronchial thermoplasty guided by hyperpolarised gas magnetic resonance imaging in adults with severe asthma: a 1-year pilot randomised trial. ERJ Open Research. 7:00268-2021. 2021
- There is more to severe asthma associated with obesity than inflammation. Respirology. 26:288-289. 2021
- Eosinophilia and Response to Bronchial Thermoplasty. American Journal of Respiratory and Critical Care Medicine. 203:148-148. 2021
- Lessons of the month: A breathless severe asthmatic in the genomic era: Occam's razor or Hickam's dictum?. Clinical Medicine. 20:e264-e266. 2020
- Effects of Anti-T2 Biologic Treatment on Lung Ventilation Evaluated by MRI in Adults With Prednisone-Dependent Asthma. Chest. 158:1350-1360. 2020
- Reproducibility of Hyperpolarized 129Xe MRI Ventilation Defect Percent in Severe Asthma to Evaluate Clinical Trial Feasibility. Academic Radiology. 28:817-826. 2020
- Is Computed Tomography Airway Count Related to Asthma Severity and Airway Structure and Function?. American Journal of Respiratory and Critical Care Medicine. 201:923-933. 2020
- Nonidentical Twins With Asthma. Chest. 156:e111-e116. 2019
- Normalisation of MRI ventilation heterogeneity in severe asthma by dupilumab. Thorax. 74:1087-1088. 2019
- Hyperpolarized Helium 3 MRI in Mild-to-Moderate Asthma: Prediction of Postbronchodilator Reversibility. Radiology. 293:212-220. 2019
- Response. Chest. 156:808-809. 2019
- Optimizing sputum cell counts prior to bronchial thermoplasty: A preliminary report. Canadian Journal of Respiratory, Critical Care, and Sleep Medicine. 3:143-147. 2019
- CT and Functional MRI to Evaluate Airway Mucus in Severe Asthma. Chest. 155:1178-1189. 2019
- Clinical biomarkers and noninvasive assessment of severe asthma. ERS Monograph. 2019:93-112. 2019
- Eosinophil-derived IL-13 promotes emphysema. European Respiratory Journal. 53:1801291-1801291. 2019
- Sputum Antineutrophil Cytoplasmic Antibodies in Serum Antineutrophil Cytoplasmic Antibody–Negative Eosinophilic Granulomatosis with Polyangiitis. American Journal of Respiratory and Critical Care Medicine. 199:158-170. 2019
- Development of a pulmonary imaging biomarker pipeline for phenotyping of chronic lung disease. Journal of Medical Imaging. 5:1-1. 2018
- What is the minimal clinically important difference for helium-3 magnetic resonance imaging ventilation defects?. European Respiratory Journal. 51:1800324-1800324. 2018
- Free-breathing Pulmonary MR Imaging to Quantify Regional Ventilation. Radiology. 287:693-704. 2018
- Sputum Eosinophilia and Magnetic Resonance Imaging Ventilation Heterogeneity in Severe Asthma. American Journal of Respiratory and Critical Care Medicine. 197:876-884. 2018
- This is what asthma looks like: Review of new and emerging functional imaging methods and results. Canadian Journal of Respiratory, Critical Care, and Sleep Medicine. 2:27-40. 2018
- Free-breathing Functional Pulmonary MRI. Academic Radiology. 24:1268-1276. 2017
- MRI ventilation abnormalities predict quality-of-life and lung function changes in mild-to-moderate COPD: longitudinal TINCan study. Thorax. 72:475-477. 2017
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Thoracic
CT ‐MRI coregistration for regional pulmonary structure–function measurements of obstructive lung disease. Medical Physics. 44:1718-1733. 2017 - Ultrashort echo time MRI biomarkers of asthma. Journal of Magnetic Resonance Imaging. 45:1204-1215. 2017
- Asthma Endotypes and an Overview of Targeted Therapy for Asthma. Frontiers in Medicine. 4:158. 2017
- Glucocortiosteroid subsensitivity and asthma severity. Current Opinion in Pulmonary Medicine. 23:78-88. 2017
- Noncystic Fibrosis Bronchiectasis. Academic Radiology. 24:4-12. 2017
- Is ventilation heterogeneity related to asthma control?. European Respiratory Journal. 48:370-379. 2016
- Anatomical pulmonary magnetic resonance imaging segmentation for regional structure‐function measurements of asthma. Medical Physics. 43:2911-2926. 2016
- Hyperpolarized3He magnetic resonance imaging ventilation defects in asthma: relationship to airway mechanics. Physiological Reports. 4:e12761-e12761. 2016
- Ventilation Heterogeneity in Never-smokers and COPD:. Academic Radiology. 23:398-405. 2016
- Second-order Texture Measurements of 3He Ventilation MRI:. Academic Radiology. 23:176-185. 2016
- Oscillatory Positive Expiratory Pressure in Chronic Obstructive Pulmonary Disease. COPD: Journal of Chronic Obstructive Pulmonary Disease. 13:66-74. 2016
- Globally optimal co-segmentation of three-dimensional pulmonary 1H and hyperpolarized 3He MRI with spatial consistence prior. Medical Image Analysis. 23:43-55. 2015
- Differences in hyperpolarized 3He ventilation imaging after 4 years in adults with cystic fibrosis. Journal of Magnetic Resonance Imaging. 41:1701-1707. 2015
- Ultra-short echo-time pulmonary MRI: Evaluation and reproducibility in COPD subjects with and without bronchiectasis. Journal of Magnetic Resonance Imaging. 41:1465-1474. 2015
- Free-breathing Pulmonary 1H and Hyperpolarized 3He MRI. Academic Radiology. 22:320-329. 2015
- Pulmonary Functional Magnetic Resonance Imaging. Academic Radiology. 21:1402-1410. 2014
- Pulmonary ventilation defects in older never-smokers. Journal of applied physiology. 117:297-306. 2014
- Hyperpolarized 3 He and 129 Xe magnetic resonance imaging apparent diffusion coefficients: physiological relevance in older never- and ex-smokers. Physiological Reports. 2:e12068-e12068. 2014
- What are ventilation defects in asthma?. Thorax. 69:63-71. 2014
- Hyperpolarized 3He and 129Xe MRI: Differences in asthma before bronchodilation. Journal of Magnetic Resonance Imaging. 38:1521-1530. 2013
- On the role of abnormal DLCOin ex-smokers without airflow limitation: symptoms, exercise capacity and hyperpolarised helium-3 MRI. Thorax. 68:752-759. 2013
- Pulmonary ventilation visualized using hyperpolarized helium-3 and xenon-129 magnetic resonance imaging: differences in COPD and relationship to emphysema. Journal of applied physiology. 114:707-715. 2013
- Hyperpolarized3He and129Xe MR Imaging in Healthy Volunteers and Patients with Chronic Obstructive Pulmonary Disease. Radiology. 265:600-610. 2012
- Hyperpolarized 129Xe Magnetic Resonance Imaging. Academic Radiology. 19:941-951. 2012
- Hyperpolarized 3He Magnetic Resonance Functional Imaging Semiautomated Segmentation. Academic Radiology. 19:141-152. 2012
- Quantitative Evaluation of Hyperpolarized Helium-3 Magnetic Resonance Imaging of Lung Function Variability in Cystic Fibrosis. Academic Radiology. 18:1006-1013. 2011
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preprints