Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The tracheostomy is in good position . The left subclavian line ends in the mid superior vena cava . The cardiac and mediastinal contour are unchanged . There is a right pigtail that projects in the lower peripheral hemithorax . The residual pleural effusion is difficult to assess . Stability of the bilateral moderate ground - glass opacities with cephalization of the pulmonary vessels and increased interstitial opacities that are compatible with moderate pulmonary edema . There is no pneumothorax .
    OUTPUT:
    
Stability of the moderate pulmonary edema .