G89..2 Chronic pain, not elsewhere classified

Excludes 1 (cannot be coded together)

• 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-)