Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left pectoral MediPort ends in the upper right atrium . There is a new airspace opacity in the left mid to upper lung is most likely due to infection . An ill - defined opacity at the right heart border may also be due to infection or prominent vasculature . Moderate cardiomegaly is stable . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
New airspace opacity the left mid to upper lung is most likely due to infection . An additional focus of infection at the right lung base is difficult to exclude . Stable moderate cardiomegaly .