Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left lower lobe atelectasis contributes to retrocardiac consolidation . Opacity in the left upper lobe is also noted , possibly also due to atelectasis . There is elevation of the left mainstem bronchus . The right lung is grossly clear . There is no pneumothorax . An endotracheal tube terminates above the level of the thoracic inlet , with hyperinflation of the cuff in the expected region of the larynx . Partially visualized right shoulder arthroplasty is noted . An esophageal catheter terminates in the stomach . Median sternotomy wires and mediastinal vascular clips appear intact . The heart is mildly enlarged . Bilateral rib fractures are identified , some of which are chronic and some may be acute on the right .
    OUTPUT:
    
1 . Left lower lobe collapse . 2 . Malpositioned endotracheal tube above the thoracic inlet .