Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided Port - A - Cath tip ends in the approximate region of the cavoatrial junction , unchanged . The lungs are well - expanded and clear . No focal consolidation , pulmonary edema , large pleural effusion , or pneumothorax . Blunting of the costophrenic angles , worse on the left , is probably scarring or thickening . The heart is normal in size . The mediastinum is not patent . Hila are within normal limits .
    OUTPUT:
    
1 . Unchanged position of left Port - A - Cath ending at cavoatrial junction . 2 . No acute intrathoracic process .