Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube terminates 4 .7 cm above the carina . Enteric tube courses below the diaphragm , out of the field of view . There are relatively low lung volumes . Left base opacity may be due to atelectasis but underlying pleural effusion and / or consolidation possibly from aspiration not excluded . There is moderate pulmonary vascular congestion . The cardiac silhouette is enlarged . There is prominence of the superior mediastinum an acute mediastinal process such as a aortic dissection is not excluded . Mildly displaced fracture of the anterolateral right fifth rib .
    OUTPUT:
    
Widened superior mediastinum , underlying acute mediastinal process such as aortic dissection not excluded . Consider chest CT for further assessment . Mildly displaced fracture of at least the anterolateral right fifth rib , query related to CPR . Cardiomegaly . Pulmonary vascular congestion . Left base opacity could be due to atelectasis , pleural effusion , or consolidation such as infection or aspiration .