Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There relatively low lung volumes without focal consolidation . The patient 's chin partially obscures the left lung apex . No pleural effusion or pneumothorax is seen . Cardiac silhouette is top - normal in size . Mediastinal contours unremarkable . No pulmonary edema is seen .
    OUTPUT:
    
Patient 's chin partially obscures the left lung apex . Otherwise , no acute cardiopulmonary process .