Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Left pectoral pacemaker with dual leads seen extending into in the region of the right atrium and right ventricle . A right - sided PICC line is noted to terminate in the right subclavian vein . Median sternotomy wires and prosthetic cardiac valve are noted . There is no focal consolidation , effusion , or pneumothorax . The cardiomediastinal silhouette is normal . A chronic compression deformity in the upper lumbar spine appears stable from ___ . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
No acute intrathoracic process .