system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 20-year-old woman is brought to the emergency department with a puncture wound on the right side of her chest. She was walking to her apartment when she was assaulted. As she resisted to give up her purse, the assailant stabbed her in the chest with a knife and ran away. She is in severe respiratory distress. Her heart rate is 140/min, respiratory rate is 28/min, and blood pressure is 145/65 mm Hg. The pulse oximetry shows an oxygen saturation of 84%. An oval puncture wound is seen on the right lateral aspect of her chest and she is stuporous. The heart sounds are normal and no jugular venous distension is seen. Distant breath sounds are present on the right. Which of the following changes during inspiration explains her breathing difficulty?
assistant
Equal intrapleural and atmospheric pressures