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sympathetic dystrophy or paralysis
- G90.3 Multi-system degeneration of the autonomic nervous system
- Neurogenic orthostatic hypotension [Shy-Drager]
- Excludes1: orthostatic hypotension NOS (I95.1)
- G90.4 Autonomic dysreflexia
- Use additional code to identify the cause, such as:
- pressure ulcer (pressure area) (L89.-)
- fecal impaction (K56.4)
- urinary tract infection (N39.0)
- Use additional code to identify the cause, such as:
- G90.5 Complex regional pain syndrome I (CRPS I)
- Reflex sympathetic dystrophy
- Excludes1: causalgia of lower limb (G57.7-)
- causalgia of upper limb (G56.4-)
- complex regional pain syndrome II of lower limb (G57.7-)
- complex regional pain syndrome II of upper limb (G56.4-)
- G90.50 Complex regional pain syndrome I, unspecified
- G90.51 Complex regional pain syndrome I of upper limb
- G90.511 Complex regional pain syndrome I of right upper limb
- G90.512 Complex regional pain syndrome I of left upper limb
- G90.513 Complex regional pain syndrome I of upper limb, bilateral
- G90.519 Complex regional pain syndrome I of unspecified upper limb
- G90.52 Complex regional pain syndrome I of lower limb
- G90.521 Complex regional pain syndrome I of right lower limb
- G90.522 Complex regional pain syndrome I of left lower limb
- G90.523 Complex regional pain syndrome I of lower limb, bilateral
- G90.529 Complex regional pain syndrome I of unspecified lower limb
- G90.59 Complex regional pain syndrome I of other specified site
- G90.8 Other disorders of autonomic nervous system
- G90.9 Disorder of the autonomic nervous system, unspecified
G91 Hydrocephalus
- Includes acquired hydrocephalus
- Excludes1: Arnold-Chiari syndrome with hydrocephalus (Q07.-)
- congenital hydrocephalus (Q03.-)
- spina bifida with hydrocephalus (Q05.-)
- G91.0 Communicating hydrocephalus
- Secondary