A pneumothorax is defined as the presence of air between parietal and visceral pleural cavity.[4] Tension pneumothorax is the accumulation of air under pressure in the pleural space. This condition develops when injured tissue forms a 1-way valve, allowing air to enter the pleural space and preventing the air from escaping naturally. This condition rapidly progresses to respiratory insufficiency, cardiovascular collapse, and ultimately death if, unrecognized and untreated. Favorable patient outcomes require urgent diagnosis and immediate management.