Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiograph is limited secondary to underpenetration / large body habitus . Allowing for this , heart is moderately enlarged though similar in appearance to prior examination dated ___ . Hilar and mediastinal contours are within normal limits . No focal consolidation convincing for pneumonia is identified . No definite large pleural effusion or pneumothorax . Visualized osseous structures demonstrates no acute abnormality .
    OUTPUT:
    
No acute intrathoracic abnormality .