Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the chest radiographs obtained ___ , the small left pleural effusion has decreased in size . Tiny right pleural effusion small if any . Moderate to severe cardiomegaly is unchanged without pulmonary vascular congestion or pulmonary edema . Lungs are fully expanded and clear without consolidations . Aortic knob is heavily calcified . Cardiomediastinal and hilar silhouettes are otherwise normal .
    OUTPUT:
    
No radiographic evidence of pneumonia or other significant acute cardiopulmonary abnormalities .