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I47.21 Torsades de pointes
BackI47Paroxysmal tachycardiaCategory4 →I47.0Re-entry ventricular arrhythmiaCategoryI47.1Supraventricular tachycardiaCategory3 →I47.10Supraventricular tachycardia, unspecifiedCategoryI47.11Inappropriate sinus tachycardia, so statedCategoryI47.19Other supraventricular tachycardiaCategoryI47.2Ventricular tachycardiaCategory3 →I47.20Ventricular tachycardia, unspecifiedCategoryI47.21Torsades de pointesCategoryI47.29Other ventricular tachycardiaCategoryI47.9Paroxysmal tachycardia, unspecifiedCategory
CategoryCODABLE
I47.21
Torsades de pointes
CODING RULE
Use additional code: code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Code also: , if applicable, long QT syndrome (I45.81)
Code also: , if applicable, long QT syndrome (I45.81)
- Chapter
- IX · Diseases of the circulatory system
- Section
- I30-I5A
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.