Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube tip terminates approximately 4 .6 cm from the carina . An orogastric tube tip terminates within the stomach . Right - sided Port - A - Cath tip terminates in the proximal right atrium . Compared to the prior study , there has been little interval change . There is persistent opacification of the left lung base with bilateral pleural effusions , left greater than right . No pneumothorax is identified .
    OUTPUT:
    
Standard positioning of the endotracheal tube and orogastric tube . No pneumothorax .