Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is subtle opacity and indistinctness of the pulmonary vessles involving the left lower lobe , new from prior studies and concerning for pneumonia , as clinically questioned . The lungs are otherwise well aerated . There is no pleural effusion . There is no pneumothorax . Hilar and cardiomediastinal contours are unchanged . There is no pulmonary vascular congestion or edema . Pleural surfaces are smooth . There are no acute osseous abnormalities .
    OUTPUT:
    
Left lower lobe pneumonia . Dr ___ was informed of these findings at 2 pm on ___ by Dr ___ ___ phone .