Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Severe cardiomegaly is unchanged from the immediate prior exam , but is slightly increased compared to ___ with associated central vascular congestion and upper zone vascular redistribution , compatible with early failure . There is no frank pulmonary edema . Lungs are clear . There is no pleural effusion or pneumothorax . The previously identified opacity at the left costophrenic sulcus has cleared and was likely atelectatic .
    OUTPUT:
    
1 . The previously identified opacity at the left costophrenic sulcus has cleared and most likely was atelectatic : 2 . Slight increase in severe cardiomegaly compared to ___ with prominent pulmonary central pulmonary vasculature , compatible with early failure without frank edema .