Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . The lungs are clear of focal consolidation or pulmonary edema . Blunting of the right posterior costophrenic angle suggests small effusion . Cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities .
    OUTPUT:
    
Possible small right pleural effusion . Otherwise , no acute cardiopulmonary process .