A 30-year-old male, 2 days post-appendectomy, develops sudden onset severe left-sided chest pain and shortness of breath. On exam, breath sounds are absent over the left lung fields, and the trachea is deviated to the right. What is the most likely diagnosis?
✓ Correct Answer: Option D
Absent breath sounds, chest pain, dyspnea, and tracheal deviation away from the affected side are classic signs of a tension pneumothorax. This is a life-threatening emergency requiring immediate decompression.