Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The fact that 2 , thin parallel lines projecting high over the right apex are probably external artifact , rather than pneumothorax , can be confirmed with repeat chest radiograph after removal of all external materials . There has been interval decrease in right pleural effusion . Right middle and lower lobe are still collapsed . Left lower lobe atelectasis and pleural effusion is again seen . Nodular opacity in the left lung is a residual of pulmonary infarct , shown on the chest CTA , ___ . The heart is enlarged , though unchanged from prior . Moderate hiatal hernia is again seen .
    OUTPUT:
    
1 . Unlikely right apical pneumothorax can be confirmed by repeat chest radiograph after removing all external objects overlying the right upper chest . 2 . Continuing right middle and lower lobe collapse . Volume of the right pleural effusion secondary to lobar collapse is indeterminate , but not large . 3 . Resolving left pulmonary infarct , persistent left lower lobe atelectasis and small left pleural effusion .