Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs again demonstrate mild cardiomegaly and small bilateral pleural effusions without pulmonary vascular congestion or other evidence of volume overload . The lungs are clear . There is mild hilar prominence likely reflective of the patient 's known history of CLL .
    OUTPUT:
    
No acute cardiopulmonary process .