Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable supine frontal view of the chest . The study is limited due to patient positioning . A nasogastric tube terminates in the stomach . The endotracheal tube terminates 5 .5 cm above the carina . There are midline sternotomy wires . There is a left pleural effusion above a severely elevated left hemidiaphragm . A right internal jugular line ends in the mid SVC . Left posterior rib fractures are healed ; the nondisplaced lateral fractures shown on the subsequent torso CT are not visible on this conventional . The heart size is normal .
    OUTPUT:
    
Moderate left pleural effusion , left lower lobe atelectasis , elevated left hemidiaphragm , chronicity indeterminate .