Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Subtle increase in opacity projecting over the left lung base may relate to overlying soft tissue and is similar in appearance as compared to the scout view from abdomen / pelvis CT from ___ . There is mild left base atelectasis . No definite focal consolidation is seen , although PA and lateral views would be helpful for better and further evaluation . The right lung is clear . There is no large pleural effusion or evidence of pneumothorax . The cardiac silhouette is top normal . Mediastinal contours are unremarkable .
    OUTPUT:
    
Subtle increased opacity projecting over the left mid - to - lower lung is similar in appearance as compared to scout radiograph from ___ and may be due to overlying soft tissue . No discrete focal consolidation is seen , although dedicated PA and lateral views would be helpful for further evaluation if / when patient able .