Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest . Previously identified left sided effusion has resolved . The lungs are clear consolidation or pulmonary vascular congestion . Cardiomediastinal silhouette is within normal limits . No acute osseous abnormality detected .
    OUTPUT:
    
No definite acute cardiopulmonary process . Interval resolution of left pleural effusion since prior .