Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single upright chest radiograph was obtained . The Pleurx catheter is in stable position in the right basilar pleural space . There is minimal , if any , residual pleural effusion . A moderate right basilar atelectasis is unchanged . Left effusion and pleural calcifications changes are stable . Severe cardiomegaly is unchanged . A massive hiatal hernia is again seen .
    OUTPUT:
    
Persistent moderate right basilar pneumothorax after Pleurx catheter placement . The right lung has not fully re-expanded .