- Guidance on timing of venous thromboembolism chemoprophylaxis and epidural catheters in line with the most recent American Society of Regional Anesthesia and Pain Medicine.
- Updated nomenclature to Acute Pain Medicine Service.
- Clarified syntax for Acute Pain Medicine Service (APMS roles) and updated service mission to reflect its impact on strategic battlefield outcomes: return-to-duty and evacuation.
- Updated references.
Note: The CPG was updated with battlefield acupuncture guidance in Apr 2021.