Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette is unchanged with a top - normal heart size . Diffuse airspace opacities have improved when compared to ___ study . A right chest tube is seen in unchanged position . A right PICC line is unchanged in position which terminates in the distal SVC . No pneumothorax is seen . No pleural effusions or pneumothorax are seen
    OUTPUT:
    
Continued improvement diffuse widespread infiltrative pulmonary abnormality , ___ through ___ .