Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient position is rotated . Evaluation of left lung base is suboptimal due to the rotated patient position . No large pleural effusion is identified . Cardiac silhouette is mildly enlarged .
    OUTPUT:
    
Evaluation of left lung base is suboptimal due to rotated patient position . No radiographic evidence of pneumonia is identified in the rest of the lung fields .