Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right - sided PICC terminates in the right atrium . Lower lung volumes , clear lungs . No pleural effusion or pneumothorax . Stable mild cardiomegaly . No interval change in bony thorax . There is a large amount of air within the stomach , if the patient is symptomatic this may be decompressed via an NG tube .
    OUTPUT:
    
Clear lungs . No pleural effusion . Markedly gas distended stomach , if the patient is symptomatic decompression via an NG tube may be considered .