Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Tracheostomy tube remains in unchanged position . The cardiac , mediastinal and hilar contours are unchanged . Pulmonary vasculature is not engorged . Small bilateral pleural effusions are similar . Patchy opacities are re- demonstrated in the lung bases , compatible with a atelectasis as well as aspiration pneumonia , the latter better demonstrated on the recent CT . A left PICC tip appears to terminate region of the left axilla , unchanged .
    OUTPUT:
    
No substantial interval change from the recent exam . Small bilateral pleural effusions with patchy opacities in the lung bases reflecting a combination of atelectasis as well as aspiration pneumonia in the left lung base . Left PICC again terminates within the left axillary region .