Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . There may be minimal pulmonary vascular congestion . The cardiac silhouette is top normal . The aortic knob is calcified .
    OUTPUT:
    
No focal consolidation . Possible minimal pulmonary vascular congestion . Top normal cardiac silhouette .