Emergency: 119
AMDA-IMIC

G56..4 Causalgia of upper limb

Non-billable header

← G56 — Mononeuropathies of upper limb Chapter 6: G00-G99

Includes

  • Complex regional pain syndrome II of upper limb

Excludes 1 (cannot be coded together)

  • complex regional pain syndrome I of lower limb (G90.52-)
  • complex regional pain syndrome I of upper limb (G90.51-)
  • complex regional pain syndrome II of lower limb (G57.7-)
  • reflex sympathetic dystrophy of lower limb (G90.52-)
  • reflex sympathetic dystrophy of upper limb (G90.51-)

Last reviewed: September 2026