Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . Large body habitus results in somewhat underpenetrated technique . There is no convincing sign of pneumonia , effusion , pneumothorax . Cardiomediastinal silhouette is stable . No signs of pulmonary edema . Bony structures are intact . No free air is seen below the right hemidiaphragm .
    OUTPUT:
    
No acute intrathoracic process .