Keystone accepted the injury, first logged as a left wrist strain and later expanded to include nerve pain and a chronic pain condition, and she drew total disability benefits for years. Once she passed 104 weeks of benefits – the point that triggers an IRE – Keystone asked the state Bureau of Workers’ Compensation to arrange one. A bureau-appointed physician examined her on May 3, 2023, and set her whole-person impairment at 5 percent.