PT - JOURNAL ARTICLE AU - Ibrahim Onur Alici AU - Ozlem Kar Kurt AU - Adile Berna Dursun AU - Aydin Yilmaz AU - Ferda Oner Erkekol TI - Two Cases of Tracheal Disease Misdiagnosed as Difficult-to-Treat Asthma AID - 10.4187/respcare.02350 DP - 2013 Nov 01 TA - Respiratory Care PG - e133--e137 VI - 58 IP - 11 4099 - http://rc.rcjournal.com/content/58/11/e133.short 4100 - http://rc.rcjournal.com/content/58/11/e133.full AB - Initial management of patients with difficult-to-treat asthma must begin with confirmation of the diagnosis. We present 2 cases of tracheal disease misdiagnosed as difficult-to-treat asthma. After systemic evaluation, tracheomalacia and tracheobronchial narrowing due to diffuse calcification of the cartilaginous rings were found as mimicking asthma.