G51.3
Clonic hemifacial spasm
Approximate Synonyms
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Hemifacial spasm
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Left clonic hemifacial spasm
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Left hemifacial spasm
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Right clonic hemifacial spasm
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Right hemifacial spasm
Clinical Information
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Recurrent clonic contraction of facial muscles, restricted to one side. It may occur as a manifestation of compressive lesions involving the seventh cranial nerve facial nerve diseases), during recovery from bell palsy, or in association with other disorders. from Adams et al., Principles of Neurology, 6th ed, p1378)
Details
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G51.3 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
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The 2023 edition of ICD-10-CM G51.3 became effective on October 1, 2022.
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This is the American ICD-10-CM version of G51.3 – other international versions of ICD-10 G51.3 may differ.