Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are small bilateral pleural effusions . Superiorly , the lungs are clear . There is no focal consolidation or pulmonary edema . Moderate cardiac enlargement is again noted . Median sternotomy wires are intact and mediastinal clips are noted . Degenerative changes are seen at the right shoulder . Prior left PICC is no longer visualized .
    OUTPUT:
    
Small bilateral pleural effusions .