This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory system, Subject name: Medicine
The treatment of choice for Tension Pneumothorax is 
Select and explain. 
A. Wide bore needle inseion in 2nd intercostal space, B. Thoracotomy, C. Intubation with IPPV, D. ICD
A: Wide bore needle inseion in 2nd intercostal space
Answer: A: Wide bore needle inseion in 2nd intercostal space 
Explanation: Classical management of tension pneumothorax is emergent chest decompression with needle thoracostomy. A 14-16G intravenous cannula is inseed into the second rib space in the mid-clavicular line. The needle is advanced until air can be aspirated into a syringe connected to the needle Ref Davidson edition23rd pg 627