Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . There is a new left lower lobe opacity which slightly blurs the left hemidiaphragm on the lateral CXR and may represent early pneumonia or aspiration . No pleural effusion or pneumothorax . The cardiomediastinal hilar contours are normal .
    OUTPUT:
    
Left lower lobe opacity concerning for possible early pneumonia . Recommend follow up radiographs .