Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP portable view of the chest was obtained . Large area of opacity projecting over the left lower lung is worrisome for pneumonia . There is possible associated pleural effusion . The cardiac silhouette is enlarged . The aorta is calcified and tortuous . No overt pulmonary edema is seen .
    OUTPUT:
    
Left lower lobe opacity worrisome for pneumonia . Recommend followup to resolution . Please note the patient has a known prior left Bochdalek 's hernia however , much smaller in extent on prior imaging than the aforementioned opacity . Recommend followup to resolution .