Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Bronchovascular crowding in the lower lungs results and mildly increased of opacity of the lung markings . There is no convincing evidence for pneumonia edema , effusion or pneumothorax . Cardiomediastinal silhouette is stable . Imaged osseous structures are intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
No acute intrathoracic process .