Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since ___ , there is no changed in the small right pleural effusion . Right pleural tube is seen . There is no evidence of pneumothorax . Left - sided PICC terminates in the mid to low SVC . Nasogastric tube projects below the diaphragm and out of view . The lung volumes are normal . Normal size of the cardiac silhouette . Normal hilar and mediastinal structures . No pneumonia , no pulmonary edema .
    OUTPUT:
    
Since ___ , no change in small right pleural effusion . No pneumothorax .