G89.2: Chronic pain, not elsewhere classified excludes1 causalgia, lower limb (G57.7-) causalgia, upper limb (G56.4-) central pain syndrome (G89.0) chronic pain syndrome (G89.4) complex regional pain syndrome II, lower limb (G57.7-) complex regional pain syndrome II, upper limb (G56.4-) neoplasm related chronic pain (G89.3) reflex sympathetic dystrophy (G90.5-) |
| G89.21: Chronic pain due to trauma |
| G89.22: Chronic post-thoracotomy pain |
| G89.28: Other chronic postprocedural pain |
| G89.29: Other chronic pain |