Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Upright AP and lateral views of the chest demonstrate more confluent appearance of previously identified right upper , right lower , and left lower lobe opacities , compatible with multifocal pneumonia . There is no pneumothorax . The cardiomediastinal silhouette is unchanged . No large pleural effusion is identified .
    OUTPUT:
    
More conspicuous consolidations compatible with multifocal pneumonia since the recent prior study from 10 :26 a .m . this morning . IV hydration may contribute to radiographic changes .