Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Relative opacity over the lateral left lower hemithorax is felt to most likely relate to overlying soft tissue . No pleural effusion is seen on the lateral view . There is no definite focal consolidation . The cardiac silhouette is top normal to mildly enlarged . The mediastinal contours are unremarkable . Partially imaged is the cervical hardware in the cervical spine . There may be minimal pulmonary vascular congestion .
    OUTPUT:
    
Minimal pulmonary vascular congestion . Possible left base atelectasis . No pleural effusion .