Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Lung volumes are slightly low , resulting in bronchovascular crowding . There is no focal consolidation , pleural effusion or pneumothorax . Heart size is top normal . Mediastinal silhouette and hilar contours are normal . No acute osseous abnormality is identified . There is no free air under the diaphragm . Cholecystectomy clips are seen in the right upper quadrant .
    OUTPUT:
    
No acute intrathoracic process .