Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size is normal . Mediastinal and hilar contours are unremarkable , without evidence for pulmonary vascular congestion . Minimal blunting of left costophrenic angle could suggest a pleural effusion that is minimal in extent . No focal consolidation or pneumothorax . No acute osseous abnormality is seen .
    OUTPUT:
    
Possible trace left pleural effusion . Findings discussed by phone with Dr . ___ ___ at 9 :___pm .