Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right lower lobe opacity , predominantly in the superior segment , is identified . There is no pleural effusion or pneumothorax . The cardiac and mediastinal contours are normal . There is no free air beneath the right hemidiaphragm .
    OUTPUT:
    
Focal opacity in the superior segment of the right lower lobe is consistent with pneumonia in the correct clinical setting .