Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is mildly enlarged . The aorta is tortuous . Prominence of the hila bilaterally may indicate underlying pulmonary arterial enlargement . There is hyperinflation of the lungs with patchy ill - defined opacities noted in both lung bases and both mid lung fields , findings concerning for infection or aspiration . Mild pulmonary vascular engorgement is also likely present . There is a small left pleural effusion . No pneumothorax is identified . No acute osseous abnormalities are seen .
    OUTPUT:
    
Patchy ill - defined opacities within the lung bases and midlung fields bilaterally concerning for aspiration or infection , with mild pulmonary vascular engorgement . Small left pleural effusion .