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333.2 - Myoclonus


The ICD 9 Code for Myoclonus is listed as 333.2.
Additional information concerning this code and description can be found below including ICD 10 crosswalks / GEMS, and chapter information where available.
ICD 9 CM Field Value
Diagnosis Code: 333.2
Long Description: Myoclonus
Short Description: Myoclonus
Chapter: Diseases Of The Nervous System And Sense Organs
Block: Hereditary And Degenerative Diseases Of The Central Nervous System (330-337)
ICD-10-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD-10-CM Code: G25.3 - Myoclonus
ICD-9-CM Siblings (same level / similar specificity) of 333.2:
333.0 - Other degenerative diseases of the basal ganglia
333.1 - Essential and other specified forms of tremor
333.3 - Tics of organic origin
333.4 - Huntington's chorea
333.5 - Other choreas
333.6 - Genetic torsion dystonia