Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation or edema . There is blunting of the posterior costophrenic angles suggesting small effusions . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities , chronic deformity centered at the left glenohumeral joint is noted .
    OUTPUT:
    
Trace pleural effusions . Otherwise no acute cardiopulmonary process .