Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well - expanded . No focal consolidation , edema , effusion , or pneumothorax . The heart remains mildly enlarged , unchanged . No acute osseous abnormality . Partially imaged cervical spine anterior fixation hardware appear intact . Mild pulmonary vascular congestion and upper lung redistribution .
    OUTPUT:
    
Cardiomegaly with mild pulmonary vascular congestion . No focal pneumonia .