Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable frontal chest radiograph again demonstrates a right PICC , right internal jugular central catheter , endotracheal tube , and nasogastric tube , all unchanged in position . Bilateral diffuse pulmonary opacities are constant in appearance . There is no pneumothorax . The cardiomediastinal silhouette is unchanged .
    OUTPUT:
    
Unchanged chest radiograph .