Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . There is chronic elevation of the right hemidiaphragm . Low lung volumes also limit evaluation . There is no clear evidence for pulmonary edema , effusion , or pneumonia . Overall , cardiomediastinal silhouette appears stable . Bony structures are intact . A tiny radiodensity in the right neck soft tissues is stable from prior .
    OUTPUT:
    
No signs of CHF .