Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded . There is a vague opacity abutting the left cardiac margin , with obscuration of the left cardiac margin . There might be a small associated pleural effusion in the left . No other focal opacities are identified . Scarring in the right lung apex is redemonstrated . There is no right - sided pleural effusion . No pneumothorax is identified . Cardiac size is top normal . A left - sided PICC line ends at the cavoatrial junction .
    OUTPUT:
    
Findings compatible with lingular pneumonia .