Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable upright chest radiograph ___ at 08 :43 is submitted .
    OUTPUT:
    
Tracheostomy tube remains in satisfactory position . A left subclavian PICC line is stable in position . The patient is status post median sternotomy with stable cardiac enlargement . Lung volumes remain low and there is diffuse bilateral parenchymal process which has worsened favoring moderate pulmonary and interstitial edema rather than pneumonia . Clinical correlation is advised . Increasing retrocardiac consolidation suggests left lower lobe collapse . There is a layering left effusion . No pneumothorax is seen .