Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval removal of the right internal jugular catheter . The lungs are well expanded and clear without focal consolidation , pleural effusion , or pneumothorax . Diaphragms are flattened with increased retrosternal clear space compatible with provided history of COPD . Linear scarring in the left mid lung is unchanged . Median sternotomy wires are intact with changes after CABG and the mediastinum is narrower , as expected .
    OUTPUT:
    
No pneumonia , edema , or effusion .