Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There are low lung volumes . Right upper lobe scarring / chronic fibrosis in the right greater than left upper lobes are again seen . New since the prior study , there is left mid lung streaky opacity and to a lesser extent in the left lower lobe . No pleural effusion is seen . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Stable right greater than left upper lobe fibrotic changes . New opacity in the left mid - to - lower lung raises concern for infectious process versus possibly asymmetric edema . Recommend followup to resolution .