Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Tracheostomy remains in good position . Interval worsening of the right lower lobe airspace opacity keeping with worsening pneumonia . There is ill - defined opacity in the left lower lobe which has slightly improved . Small to moderate moderate right - sided effusion with loculated fluid along the right lung apex . Stable postoperative changes from prior right upper lobectomy . No pneumothorax .
    OUTPUT:
    
Interval worsening of right lower lobe pneumonia .