Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable supine study dated ___ at 05 :21 is submitted .
    OUTPUT:
    
Lung volumes remain low and there are is crowding of the pulmonary vasculature . There are increasing bibasilar opacities with possibly small associated effusions . These findings may reflect atelectasis , bibasilar pneumonia or aspiration . Clinical correlation is advised . Given the low lung volumes , overall cardiac mediastinal contours are difficult to assess . A left subclavian PICC line is remains in place with its tip projecting over the proximal SVC .