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 . Right costophrenic angle is obscured , suggestive of small pleural effusion . There is no left pleural effusion . Bibasilar opacities likely represent atelectasis . Pulmonary vascular congestion is noted . Hilar and mediastinal silhouettes are unchanged . Heart is mildly enlarged . Compression deformity of mid thoracic vertebral body with associated kyphosis at this level is unchanged since priors .
    OUTPUT:
    
Low lung volumes , likely small right pleural effusion , and pulmonary vascular congestion .