Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate mild patchy opacification in the medial right lower lung , likely represents prominent bronchovascular markings . No focal opacification concerning for pneumonia identified . No pleural effusion or pneumothorax present . Stable mid thoracic vertebral compression fractures identified .
    OUTPUT:
    
No acute intrathoracic process .