Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Please note , low lung volumes and slight rightward rotated limits assessment . Airspace consolidation is present in the left lower lung concerning for pneumonia . The right lung appears essentially clear . A tiny left pleural effusion is difficult to exclude . No pneumothorax . The heart size and mediastinal contour appear grossly stable allowing for slight rotation . Bony structures are intact .
    OUTPUT:
    
Increased consolidation in the left lower lung concerning for pneumonia . Limited exam .