Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect radiograph demonstrates improved bilateral aeration . There is continued vascular congestion that may be improved although this can be secondarily related to improved aeration . There is bilateral basilar atelectasis with a possible small left pleural effusion . No new focal consolidation . No pneumothorax . The right - sided PICC is seen at the level of the mid SVC .
    OUTPUT:
    
No pneumonia . Continued but improved vascular congestion possibly related to better aeration .