Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Lungs are clear . Pulmonary vasculature is normal . Heart size is normal . Mediastinal and hilar contours are normal . There are no pleural effusions . Intrathecal devices is noted , one in mid thoracic and one in lower . Previously in ___ , both leads terminated in the mid thoracic spine , and in ___ there was only one lead in the mid thoracic spine .
    OUTPUT:
    
1 . No acute pneumonia . 2 . Intrathecal device noted , one in the mid thoracic spine and one in low thoracic spine . Please correlate with operative notes to ensure that these are in desired positions .