Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A frontal upright view of the chest was obtained portably . The patient is rotated . There is no focal consolidation , pleural effusion or pneumothorax . Blunting of the costophrenic sulci bilaterally is unchanged from ___ . Scarring at the right base is unchanged . The cardiac and mediastinal silhouettes are stable . There is no free air under the diaphragm . No acute osseous abnormality is identified .
    OUTPUT:
    
No acute intrathoracic process . No change from ___ .