Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP portable chest radiograph demonstrates no focal consolidation . Cardiomediastinal and hilar contours are within normal limits . There is no pleural effusion pneumothorax or pulmonary edema . Visualized osseous structures demonstrates no acute abnormality . There are minimal right lower lobe atelectasis .
    OUTPUT:
    
No acute intrathoracic abnormality .