Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: When compared to ___ portable chest radiograph , lung volumes are lower . There is a concerning region of opacification in right lower lung that could either either atelectasis , new consolidation , or even dependent pleural effusion . Borderline cardiac enlargement is exaggerated by low lung volume . There is mild pulmonary vascular congestion but no evidence of pulmonary edema . Multiple calcified plaques are due to asbestos exposure . .
    OUTPUT:
    
New , moderate , right basal consolidation -- ___ or atelectasis -- ___ possible pleural effusion . Recommend PA and lateral chest radiographs if feasible .