Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The bilateral lower lobe multifocal pneumonia has worsened . No lung abscess is appreciated . The diffuse interstitial opacification has been chronic which is concerning for heart failure versus pneumocystis . Currently TB is less likely , but if patient does not have significant improvement after treatment or high - risk , primary TB is on differential . The hila are normal . There is no pleural effusion or pneumothorax . The cardiac silhouette is enlarged but unchanged . The mediastinum is normal . No fractures .
    OUTPUT:
    
1 . Worsening bilateral lower lobe multifocal pneumonia . No lung abscess . 2 . Chronic interstitial opacities concerning for heart failure versus pneumocystis versus primary TB in the right clinical setting .