Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a new small left apical pneumothorax . Swan - Ganz catheter , mitral valve , sternal wires , and mediastinal drains are in satisfactory position . Endotracheal tube has been removed since the prior radiograph . There is a new left pleural effusion and retrocardiac opacification which likely represents atelectasis .
    OUTPUT:
    
1 . New small left apical pneumothorax . 2 . Satisfactory position of support lines and tubes .