Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Patient is rotated which limits evaluation . Allowing for this , the lungs are clear . No signs of pneumonia or CHF . No large effusion or pneumothorax . The cardiomediastinal silhouette appears normal . Bony structures are intact . Marked gaseous distention of the colon is partially imaged in the upper abdomen for which clinical correlation is advised .
    OUTPUT:
    
No acute intrathoracic process . Gaseous distention of the colon visualized in the upper abdomen . Please correlate clinically .