Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . The heart is mildly enlarged . An ill - defined retrocardiac left basilar opacity can reflect any combination of patient positioning , atelectasis , and small effusion , though focal consolidation can not be excluded . There is no pneumothorax or right effusion . A right - sided thoracostomy tube is present . A nasogastric or orogastric tube appears to terminate at the level of the diaphragm .
    OUTPUT:
    
No pneumothorax . Orogastric or nasogastric tube terminating at the level of the diaphragm .