Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest radiograph was provided . There is consolidation of the left lung base with associated pleural effusion . The right lung is clear . The heart is top normal in size though this may be magnified due to portable technique . The mediastinal contour appears normal . The bony structures are intact .
    OUTPUT:
    
Basilar consolidation concerning for pneumonia with associated small pleural effusion .