Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the chest radiograph obtained 10 days prior , there has been resolution of the scattered , patchy , parenchymal opacities . Lungs are fully expanded and clear without focal consolidation or suspicious pulmonary nodules . No pleural abnormalities . Heart size is top - normal . Cardiomediastinal hilar silhouettes are normal . No pulmonary vascular congestion or pulmonary edema . A sclerotic lesion in the proximal left humerus is unchanged since at least ___ and measures approximately ___ .5 mm .
    OUTPUT:
    
No radiographic evidence of pneumonia or other significant cardiopulmonary abnormalities . Probable bone island in the proximal left humerus .