Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is top normal . There is no pleural effusion or pneumothorax . Lung volumes are low . Vague increased density at the right upper lung may be indicative of aspiration or pneumonia in the correct clinical setting . Surgical resection of the distal right clavicle is noted .
    OUTPUT:
    
Right upper lobe aspiration or pneumonia .