Smaller Airways or Bigger Lungs? Dysanapsis Etiotypes and Obstructive Pulmonary Physiology at Rest and During Exercise

Sophie É Collins^{1

2}, Dennis Jensen^{1

3}, Miranda Kirby⁴, Devin B Phillips⁵, Yannick Molgat-Seon⁶, Darcy D Marciniuk⁷, Stephanie Lovinsky-Desir^{8

9}, Brandie L Walker¹⁰, Shawn D Aaron¹¹, Paul Hernandez¹², Wan C Tan¹³, Jean Bourbeau^{1

2}, Benjamin M Smith^{1

2

14}; CanCOLD Investigators

Collaborators, Affiliations

CanCOLD Investigators:
Jonathon Samet, Milo Puhan, James C Hogg, Qutayba Hamid, Carolyn Baglole, Dany Doiron, Palmina Mancino, Dennis Jensen, Benjamin McDonald Smith, Pei-Zhi Li, Zhi Song, Yvan Fortier, Mina Dligui, Kenneth Chapman, Patricia McClean, Jane Duke, Andrea S Gershon, Teresa Toh, Mohsen Sadatsafavi, Christine Lo, Sarah Cheng, Elena Un, Michael Cheng, Cynthia Fung, Nancy Haynes, Liyun Zheng, LingXiang Zou, Joe Comeau, Jonathon Leipsic, Cameron Hague, Brandie Walker, Curtis Dumonceaux, Paul Hernandez, Scott Fulton, Shawn Aaron, Kathy Vandemheen, Denis O'Donnell, Matthew McNeil, Kate Whelan, Francois Maltais, Cynthia Brouillard, Darcy Marciniuk, Ron Clemens, Janet Baran

¹ Research Institute of the McGill University Health Centre.
² Department of Medicine, Faculty of Medicine and Health Sciences, McGill University, Montréal, Quebec, Canada.
³ Department of Kinesiology and Physical Education, and.
⁴ Department of Physics, Toronto Metropolitan University, Toronto, Ontario, Canada.
⁵ School of Kinesiology and Health Science, York University, Toronto, Ontario, Canada.
⁶ Department of Kinesiology and Applied Health, University of Winnipeg, Winnipeg, Manitoba, Canada.
⁷ Respiratory Research Centre, University of Saskatchewan, Saskatoon, Saskatchewan, Canada.
⁸ Department of Pediatrics and.
⁹ Department of Environmental Health Sciences, Mailman School of Public Health, Columbia University, New York, New York.
¹⁰ Department of Medicine, University of Calgary, Calgary, Alberta, Canada.
¹¹ The Ottawa Hospital Research Institute, University of Ottawa, Ottawa, Ontario, Canada.
¹² Department of Medicine, Dalhousie University, Halifax, Nova Scotia, Canada; and.
¹³ Department of Medicine, University of British Columbia, Vancouver, British Columbia, Canada.
¹⁴ Department of Medicine, Vagelos College of Physicians and Surgeons, and.

Sophie É Collins et al. Am J Respir Crit Care Med. 2025 Aug.

. 2025 Aug;211(8):1519-1522.

doi: 10.1164/rccm.202501-0205RL.

CanCOLD Investigators:
Jonathon Samet, Milo Puhan, James C Hogg, Qutayba Hamid, Carolyn Baglole, Dany Doiron, Palmina Mancino, Dennis Jensen, Benjamin McDonald Smith, Pei-Zhi Li, Zhi Song, Yvan Fortier, Mina Dligui, Kenneth Chapman, Patricia McClean, Jane Duke, Andrea S Gershon, Teresa Toh, Mohsen Sadatsafavi, Christine Lo, Sarah Cheng, Elena Un, Michael Cheng, Cynthia Fung, Nancy Haynes, Liyun Zheng, LingXiang Zou, Joe Comeau, Jonathon Leipsic, Cameron Hague, Brandie Walker, Curtis Dumonceaux, Paul Hernandez, Scott Fulton, Shawn Aaron, Kathy Vandemheen, Denis O'Donnell, Matthew McNeil, Kate Whelan, Francois Maltais, Cynthia Brouillard, Darcy Marciniuk, Ron Clemens, Janet Baran

¹ Research Institute of the McGill University Health Centre.
² Department of Medicine, Faculty of Medicine and Health Sciences, McGill University, Montréal, Quebec, Canada.
³ Department of Kinesiology and Physical Education, and.
⁴ Department of Physics, Toronto Metropolitan University, Toronto, Ontario, Canada.
⁵ School of Kinesiology and Health Science, York University, Toronto, Ontario, Canada.
⁶ Department of Kinesiology and Applied Health, University of Winnipeg, Winnipeg, Manitoba, Canada.
⁷ Respiratory Research Centre, University of Saskatchewan, Saskatoon, Saskatchewan, Canada.
⁸ Department of Pediatrics and.
⁹ Department of Environmental Health Sciences, Mailman School of Public Health, Columbia University, New York, New York.
¹⁰ Department of Medicine, University of Calgary, Calgary, Alberta, Canada.
¹¹ The Ottawa Hospital Research Institute, University of Ottawa, Ottawa, Ontario, Canada.
¹² Department of Medicine, Dalhousie University, Halifax, Nova Scotia, Canada; and.
¹³ Department of Medicine, University of British Columbia, Vancouver, British Columbia, Canada.
¹⁴ Department of Medicine, Vagelos College of Physicians and Surgeons, and.

No abstract available

References

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