Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . Again noted is stable position of a pacemaker overlying the left chest with leads in the right atrium and ventricle . Cardiomediastinal silhouette including cardiomegaly and tortuosity of the thoracic aorta is unchanged . There is no focal consolidation . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
No evidence of pneumonia .