G90 Disorders of autonomic nervous system

Non-Billable/Non-Specific

Type 1 Excludes

G90.0Idiopathic peripheral autonomic neuropathy
- G90.01Carotid sinus syncope
- G90.09Other idiopathic peripheral autonomic neuropathy
G90.1Familial dysautonomia [Riley-Day]
G90.2Horner's syndrome
G90.3Multi-system degeneration of the autonomic nervous system
G90.4Autonomic dysreflexia
G90.5Complex regional pain syndrome I (CRPS I)
- G90.50Complex regional pain syndrome I, unspecified
- G90.51Complex regional pain syndrome I of upper limb
  G90.511Complex regional pain syndrome I of right upper limb
  G90.512Complex regional pain syndrome I of left upper limb
  G90.513Complex regional pain syndrome I of upper limb, bilateral
  G90.519Complex regional pain syndrome I of unspecified upper limb
- G90.52Complex regional pain syndrome I of lower limb
  G90.521Complex regional pain syndrome I of right lower limb
  G90.522Complex regional pain syndrome I of left lower limb
  G90.523Complex regional pain syndrome I of lower limb, bilateral
  G90.529Complex regional pain syndrome I of unspecified lower limb
- G90.59Complex regional pain syndrome I of other specified site
G90.8Other disorders of autonomic nervous system
- G90.81Serotonin syndrome
- G90.89Other disorders of autonomic nervous system
G90.9Disorder of the autonomic nervous system, unspecified
G90.APostural orthostatic tachycardia syndrome [POTS]
G90.BLMNB1-related autosomal dominant leukodystrophy