Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Multiple lung masses along the left mediastinum are again seen consistent with known metastases . No focal consolidation to suggest pneumonia . No pneumothorax or pleural effusion . Heart size is normal .
    OUTPUT:
    
No significant change in known metastatic disease in the left hemithorax . No evidence of pneumonia or other acute process .