Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette and pulmonary vasculature are similar to the prior examination , with mild cardiomegaly and mild engorgement of the central pulmonary vasculature . Midline sternal wires are intact and well aligned . Multiple mediastinal clips are similar to the prior examination . There is no pleural effusion or pneumothorax . No definite focal consolidation is identified .
    OUTPUT:
    
No acute intrathoracic abnormality .