Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is continued obscuration of the left hemidiaphragm with retrocardiac opacification , due to substantial volume loss of the left lower lobe with small pleural effusion . Unchanged right chest tube , mediastinal drain , and left subclavian line placement . Stable vascular congestion and cardiomegaly . No new focal consolidation . Nonunited fracture of the right seventh rib correlates with findings from the ___ CT chest .
    OUTPUT:
    
1 . Stable mild vascular congestion , small left pleural effusion and left lower lobe volume loss . 2 . No evidence of new consolidation concerning for pneumonia .