Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left PICC tip terminates within the upper SVC . The heart size is normal . The mediastinal and hilar contours are unremarkable . The pulmonary vascularity is not engorged . Linear opacities at the lung bases likely reflect atelectasis . There is no focal consolidation , pleural effusion , or pneumothorax . Elevation of left hemidiaphragm is chronic . T12 compression deformity and mild loss of height of the T9 vertebral body are unchanged .
    OUTPUT:
    
No acute cardiopulmonary abnormality .