Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Low lung volumes result in bronchovascular crowding . There is no focal consolidation , pleural effusion or pneumothorax . Cardiac and mediastinal silhouettes are stable . Hilar contours are normal . Thoracic spinal hardware is incompletely evaluated on this study . Surgical skin ___ are seen in the posterior subcutaneous tissues .
    OUTPUT:
    
No acute intrathoracic process . Low lung volumes .