ABSTRACT
BACKGROUND: Tracheobronchomegaly or Mounier-Kuhn syndrome is a rare disease that is poorly documented. It is associated to recurrent respiratory infections. The gold standard for diagnosis is the chest computed tomography to measure the diameter of trachea and bronchi. CLINICAL CASE: A 48-year-old female patient with Mounier-Kuhn syndrome and COVID-19 pneumonia because of prolonged orotracheal intubation and invasive mechanical ventilation care at the General Hospital of Mexicali, Mexico, sentinel hospital during this pandemic. CONCLUSION(S): Mounier-Kuhn syndrome is rare, with at least 360 cases reported in the medical literature. Most cases are congenital;however, some are acquired.Copyright © 2022 Comunicaciones Cientificas Mexicanas S.A. de C.V.. All rights reserved.