JULY 13, 2023

A Rare Case of Tracheobronchoplasty for Mounier-Kuhn Syndrome

When the Trachea Is Too Large for the Patient’s Good

Nicole Nguyen, MD

Resident Physician

Jason Lee, MD

Assistant Clinical Professor
David Geffen School of Medicine
University of California, Los Angeles

Editor: Karen Sibert, MD

Mounier-Kuhn syndrome (MKS) is a rare pathology of the pulmonary anatomy that leads to abnormal tracheal and bronchial enlargement (tracheobronchomegaly) secondary to muscular and elastic tissue atrophy.^1,2 The trachea and main bronchi dilate on inspiration, and then narrow or collapse during coughing and expiration. Because of

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A Rare Case of Tracheobronchoplasty for Mounier-Kuhn Syndrome