Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest are obtained . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac and mediastinal silhouettes are stable and unremarkable . Subtle opacity projecting over the anterior left rib likely relates to prominence of that rib and is stable since the prior , no underlying consolidation was seen on CT from ___ . Degenerative changes are seen along the spine including anterior osteophytosis .
    OUTPUT:
    
No acute cardiopulmonary process .