Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left pectoral MediPort courses into the right atrium . The lung volumes are low , resulting crowding of the bronchovascular structures . There is central vascular congestion without frank pulmonary edema . The heart is normal size . No pleural effusion , pneumothorax or focal airspace consolidation worrisome for pneumonia . There is a paucity of bowel gas .
    OUTPUT:
    
Low lung volumes without a superimposed acute cardiopulmonary process .