RT Journal Article SR Electronic T1 Organizing Pneumonia and Non-necrotizing Granulomata on Transbronchial Biopsy: Coexistence or Bronchiolitis Obliterans Organizing Pneumonia Secondary to Mycobacterium kansasii Disease JF Respiratory Care FD American Association for Respiratory Care SP 1959 OP 1961 DO 10.4187/respcare.01239 VO 56 IS 12 A1 Daniel Starobin A1 Vladimir Guller A1 Alexander Gurevich A1 Gershon Fink A1 Monica Huszar A1 Sari Tal YR 2011 UL http://rc.rcjournal.com/content/56/12/1959.abstract AB Mycobacterium kansasii disease was diagnosed in an 85-year-old woman admitted to the hospital for cough and gradually worsening breathlessness. Transbronchial biopsy indicated either non-necrotizing granulomata or bronchiolitis obliterans organizing pneumonia (BOOP). She was cured with combined therapy of specific anti-mycobacterial medications and systemic steroids. To our knowledge, this is the first report of M. kansasii non-tuberculous mycobacterium disease with a BOOP-like pattern on lung biopsy.