Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The tip of the endotracheal tube projects 2 .1 cm from the carina . Low bilateral lung volumes with interval progression of perihilar opacities . Small clear bilateral pleural effusions are suspected . The size the cardiomediastinal silhouette is enlarged and may be secondary to low inspiratory lung volumes and AP technique .
    OUTPUT:
    
The tip of the endotracheal tube projects 2 .1 cm from the carina . Low bilateral lung volumes with mild interval progression of pulmonary edema .