Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . Unchanged opacity projecting over the right upper lung medial to the scapula reflect was previously demonstrated to reflect a pleural and extrapleural lipoma ( Chest CT in ___ ) . Otherwise the lungs are clear without pleural effusion or pneumothorax . The heart is again top - normal in size with tortuous aortic contour .
    OUTPUT:
    
No acute intrathoracic process .