Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest views obtained with patient in upright position are analyzed in direct comparison with the next preceding PA and lateral chest examination of ___ . Cardiac and mediastinal structures are unaltered . Pulmonary vasculature not congested . Slightly high - positioned diaphragms indicative of poor inspirational effort and probably the course of the lateral plate thin atelectasis mostly located in dorsal segments of the lower lobes . These atelectases are new in comparison with the previous study , however , there is no evidence of new acute parenchymal infiltrates and no pneumothorax has developed .
    OUTPUT:
    
Poor inspirational effort and bilateral plate atelectasis but absence of any acute pneumonic infiltrate .