Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided central venous catheter is stable in position . Asymmetric right greater than left reticulonodular opacities with hilar engorgement may reflect edema less likely pneumonia . No large effusion or pneumothorax . Cardiomediastinal silhouette is unchanged . Mild degenerative changes of the thoracic spine are seen .
    OUTPUT:
    
Findings raise concern for asymmetric pattern of pulmonary edema , less likely pneumonia .