Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP supine view of the chest was reviewed and compared to the prior studies . An endotracheal tube ends 2 - 3 cm above the carina . A right - sided line ends in the low superior vena cava . A nasogastric tube passes into the stomach . Since ___ the left pleural effusion has slightly increased and the small right pleural effusion has slightly decreased . Bibasilar atelectasis is unchanged . Cardiomegaly , specifically , left atrial enlargement is unchanged . There is no pneumothorax .
    OUTPUT:
    
The left pleural effusion has slightly increased and the small right pleural effusion has slightly decreased sine ___ . Bibasilar atelectasis and cardiomegaly are unchanged .