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Table 1 Underlining etiologies for benign tracheal stenosis among study subjects

From: Flexible bronchoscopic management of benign tracheal stenosis: long term follow-up of 115 patients

POST MECHANICAL VENTILATION (N = 106) OTHER ETIOLOGIES (N = 9)
CHF (24) Sarcoidosis (1)
COPD (22) WG (2)
COPD & CHF (12) Amyloidosis (1)
Multiple trauma (11) Post laryngeal surgery (1)
Pneumonia (10) Idiopathic (4)
Malignancy (9)  
Other (18)  
  1. Abbreviations: CHF: congestive heart failure; COPD:chronic obstructive lung disease; WG: Wegener's granulomatosis