Bronchiolitis Obliterans

  • Etiology: bronchiolar inflammation with submucosal peribronchial fibrosis, often seen post-viral
  • CXR: bronchial dilation, hyperinflation, reticulonodular infiltrates

Cases of Bronchiolitis Obliterans

CXR and bronchogram of bronchiolitis obliterans
CXR (above) shows chronic interstitial infiltrates in both lungs. Bronchograms of both lungs (below) shows airway dilation, left greater than right.