Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are clear and well inflated bilaterally with no focal consolidation , lesions , masses , pleural effusion , or evidence of pneumothorax . The cardiomediastinal silhouette is within normal limits . The pleural surfaces are unremarkable . Minimal degenerative changes of the thoracic spine is seen . There is no evidence of vascular congestion , pulmonary edema . Nipple markers were placed in order to disambiguate round opacities overlying lateral lung fields which were seen in the first image .
    OUTPUT:
    
No evidence of CHF .