Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post left thoracentesis , with significant decrease in the left pleural effusion and a re-expanding left lung . A radiodense line in the left upper lobe is a skin fold and should not be confused with a pneumothorax . Pulmonary markings are seen beyond this line . The cardiac size is normal . No focal consolidation concerning for pneumonia .
    OUTPUT:
    
1 . Status post left thoracentesis with significant decrease in the left pleural effusion . The left lung has re-expanded . 2 . No evidence of pneumothorax .