World Health Organization · 2026-01 · English

MB47 Abnormality of tonus or reflex

Official WHO ICD-11 MMS tabulation. This international classification is separate from US ICD-10-CM. For complete instructions and postcoordination, consult the WHO browser.

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More specific codes

MB47.0Abnormal reflex MB47.1Abnormal posture MB47.2Clonus MB47.3Cramp or spasm MB47.4Dystonia MB47.5Fasciculation MB47.6Meningismus MB47.7Muscle fibrillation MB47.8Muscular hypertonia MB47.9Myotonia MB47.AOphthalmoparesis MB47.BOpisthotonos MB47.CTendency to fall MB47.DTetany MB47.YOther specified abnormality of tonus or reflex MB47.ZAbnormality of tonus or reflex, unspecified

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