Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The ET tube is unchanged in position , terminating at the level of the clavicular heads . An enteric tube coils in the stomach , although its tip is not definitely seen . A left - sided PICC line ends in the low SVC . The lateral - most right costophrenic angle has been excluded from the field of view . A small layering left pleural effusion is unchanged . There is no pneumothorax . Lung volumes are low , but the lungs remain grossly clear .
    OUTPUT:
    
Lines and tubes in satisfactory position . Stable small layering left pleural effusion .