Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate low lung volumes . There is no pleural effusion , focal consolidation or pneumothorax . Hilar and mediastinal silhouettes are unremarkable . Descending aorta is slightly tortuous . There is moderate cardiomegaly , globular cardica silhoutte . There is no pulmonary edema . There are prominent intersitial markings bilaterally . Partially imaged upper abdomen is unremarkable .
    OUTPUT:
    
Moderate cardiomegaly , globular cardiac silhouette may reflect underlying pericardial effusion , which can be further assessed with cardiac ultrasound , if clinically indicated .