Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no pneumothorax or pleural effusion . There is partial right upper lobe collapse . Within the left lower lobe there is also ill - defined nodular opacity . Remainder of the lungs are unremarkable . The previously seen mediastinal adenopathy is not well appreciated on today 's examination . The heart is not enlarged .
    OUTPUT:
    
No pneumothorax . Partial right upper lobe collapse and new left lower lobe nodular opacity , can be from aspiration , pneumonia or less likely malignant .