Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A tracheostomy tube is seen projecting over the superior mediastinum . Interval development of right lower lobe opacities concerning for pneumonia . Residual opacity in the left lung base is slightly decreased from prior though may represent persistent pneumonia or aspiration . No large effusion is seen . Cardiomediastinal silhouette is stable . Right IJ central venous catheter is been removed .
    OUTPUT:
    
Interval development of right lower lobe consolidation concerning for pneumonia . Persistent though decreased opacity in the left lung base may represent residual pneumonia / aspiration .