Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette is top - normal . Mediastinal contours are remarkable . Slight prominence of the hila may be due to central pulmonary vascular engorgement without overt pulmonary edema . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . There is mild biapical pleural thickening . Subtle chronic appearing deformity of the posterior right seventh and eighth ribs may be sequela of prior trauma .
    OUTPUT:
    
Possible mild central pulmonary vascular engorgement without overt pulmonary edema . No focal consolidation to suggest pneumonia .