Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Limited study due to underpenetration . Lung volumes are low . A right PICC is seen , with the distant portion not well visualized , though likely terminating in the lower SVC . There is moderate central vascular engorgement without overt pulmonary edema . No focal consolidation , effusion or pneumothorax . Platelike atelectasis is seen in the left mid lung . Mediastinal and hilar contours are stable . Moderate cardiomegaly is unchanged , though somewhat exaggerated by technique . There is calcification of the aortic knob .
    OUTPUT:
    
1 . Moderate central vascular engorgement without overt pulmonary edema . 2 . Unchanged moderate cardiomegaly .