ICD-9-CM Codes ICD-9-PCS Codes

337.21 - Reflex sympathetic dystrophy of the upper limb

GEM Conversion to ICD-10 CM

G90.519

Fs: 10000 – Complex regional pain syndrome I of unspecified upper limb

Sibling Codes

337.20

Reflex sympathetic dystrophy, unspecified

337.21

Reflex sympathetic dystrophy of the upper limb

337.22

Reflex sympathetic dystrophy of the lower limb

337.29

Reflex sympathetic dystrophy of other specified site

Parent Sibling Codes

337.1

Peripheral autonomic neuropathy in disorders classified elsewhere

337.3

Autonomic dysreflexia

337.9

Unspecified disorder of autonomic nervous system