Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is increased opacification within the right lung base as compared to prior examination , findings concerning for developing pneumonia . Additionally , there are new small bilateral pleural effusion . The left lung remains clear . There is mild pulmonary vascular congestion . Cardiomediastinal and hilar contours are within normal limits . Aortic knob calcifications are present . There is no pneumothorax .
    OUTPUT:
    
Findings concerning for right lower lobe pneumonia and follow up radiographs are recommended after treatment to ensure resolution of this finding . Small bilateral pleural effusions with mild pulmonary vascular congestion .