Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP single view of the chest has been obtained with patient in sitting semi-upright position . Comparison is made with the next preceding similar study of ___ . The patient remains intubated , the ETT terminating in the trachea 3 cm above the level of the carina . A right - sided PICC line terminates in mid portion of SVC as before . No pneumothorax can be identified . Heart size unremarkable considering AP technique . Mild widening of thoracic aorta , but no local contour abnormalities . The pulmonary vasculature is not congested and no evidence of acute infiltrates is present as can be identified on single view examination .
    OUTPUT:
    
No significant interval change in comparison with next previous study obtained one day earlier .