Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest demonstrates a new right pigtail catheter at the right base . A residual apical pneumothorax , small in size , remains . The majority of the lung has re-expanded . Mediastinum has shifted back towards the right . No pleural effusion , pulmonary edema or focal consolidations concerning for pneumonia .
    OUTPUT:
    
Status post right pigtail catheter placement with small residual apical pneumothorax .