Chest radiograph of a 51 year old man who underwent autologous BMT for non-Hodgkin's lymphoma, showing bilateral interstitial infiltrates. Chest radiograph of a 51 year old man who underwent autologous BMT for non-Hodgkin's lymphoma, showing bilateral interstitial infiltrates. Bronchoalveolar lavage and open lung biopsy did not disclose an infectious or non-infectious cause for pulmonary infiltrates. I Khurshid, and L C Anderson Postgrad Med J 2002;78:257-262 Copyright © The Fellowship of Postgraduate Medicine. All rights reserved.