Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Redemonstrated is a right - sided supraclavian line , the tip which is seen in the lower SVC . There is no pneumothorax identified . As compared to prior examination , the left lower and mid lung opacification has somewhat improved . There is moderate cardiomegaly noted with evidence of associated pulmonary congestion . Mediastinal contours are stable .
    OUTPUT:
    
1 . Persistent though improving left lower and mid lung opacification , which may reprsent either a consolidation , effusion , or atalectasis . 2 . Cardiomegaly with pulmonary vascular congestion and evidance of mild biventricular decompensation .