Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP single view of the chest has been obtained with patient in semi - recumbent position . Analysis is performed in direct comparison with the next preceding similar portable chest examination obtained seven hours earlier during the same day . The previously present NG tube has been removed . No pneumothorax can be identified . Noted , however , are markedly increased densities predominantly overlying the lung bases , but reaching higher now on this portable chest examination . One explanation could be that the previously present pleural effusions are layering higher up as the patient is in more supine position . Evidence of bilateral basal atelectasis as before . If quantification of pleural effusion is essential for future management , an additional lateral view could be of value .
    OUTPUT:
    
The patient extubated and NG tube removed . Increasing basal densities are worrisome for increased pleural effusion , but could be related to patient 's different position and poor inspirational effort . Telephone was placed to referring physician , ___ at 2 :___ p .m .