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
Soldier injured in combat presenting with edema, crepitus, brown exudate
assistant
The correct answer is  Answer- A. Gas gangreneCrepitus in soft tissue is characteristic of gas gangrene.Edema, crepitus and brown exudate after injury suggest the diagnosis of gas gangrene.