Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate low lung volumes , which accentuate bronchovascular markings . There is no pleural effusion , focal consolidation or pneumothorax . Hilar and mediastinal silhouettes are unchanged . Heart size is top normal . There is a sable round density projecting over right cardiac silhouette . There is no pulmonary edema . Partially imaged upper abdomen is unremarkable .
    OUTPUT:
    
No evidence of acute cardiopulmonary process . Round density projecting over right cardiac sihouette may represent a prominent right atrium or a vascular structure , for which cardiac ECHO is recommended for further assessment . Remmendations regarding finidngs emailed to QA nurse at 9 : 10 pm ___ .