Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Lung volumes are low , exaggerating heart size and bronchovascular markings . There is mild bibasilar atelectasis . No focal consolidation , pleural effusion , or pneumothorax . No acute osseous injury is appreciated .
    OUTPUT:
    
No acute cardiopulmonary process . Conventional chest radiograph is insensitive in detection of subtle trauma to the chest cage .