Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Diffuse pulmonary opacities appear similar compared to ___ . Differential still includes severe pulmonary edema , ARDS , or pneumonia . Cardiomediastinal silhouette is normal size and unchanged . ET tube terminates 4 .5 cm above the carina . Left PICC , and NG tubes remain in same position . Deformity of the right humeral neck is unchanged .
    OUTPUT:
    
Diffuse pulmonary opacities appear similar compared to ___ . Differential still includes severe pulmonary edema , ARDS , or pneumonia .