Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An opacity at the left lung base is concerning for pneumonia . Linear opacities at the left hilus are consistent with bronchiectasis which may be secondary to the patient 's pneumonia . The aorta is tortuous . The heart size is normal . There is no fracture or dislocation . No pneumothorax .
    OUTPUT:
    
An opacity at the left lung base is concerning for pneumonia . Bronchiectasis extending from the left hilus may be secondary to the patient 's pneumonia .