Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a left IJ HD catheter with tip in expected and unaltered position . Left brachiocephalic stent is noted . The patient is status post right shoulder arthroplasty . Low lung volumes . Cardiomegaly , as before . The aorta is calcified , indicating atherosclerosis . The mediastinal and hilar contours are unchanged noting enlarged pulmonary arteries as on prior . There may be pulmonary vascular congestion but without overt edema . Calcified pleural plaques are seen bilaterally . No pneumothorax is seen . There are no acute osseous abnormalities .
    OUTPUT:
    
No definite acute cardiopulmonary process .