I47.9 is the ICD-10 code for Paroxysmal tachycardia, unspecified. It is a four-character subcategory of I47 (Paroxysmal tachycardia), the most specific level in the WHO edition. It belongs to the block I30–I52 (Other forms of heart disease) in Chapter IX, Diseases of the circulatory system.
- Code type
- Subcategory (4 characters)
- Chapter
- IX · I00–I99
- Classification
- WHO ICD-10, 2019 version
What I47.9 includes
Conditions and terms that are coded here.
- Bouveret(-Hoffmann) syndrome
I47.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
I47.9Uspesifisert paroksysmal takykardi
DI479Paroksysmatisk takykardi UNS
I47.9Määrittämätön kohtauksittainen tiheälyöntisyys
I47.9Paroxysmale Tachykardie, nicht näher bezeichnet
I47.9Tachycardie paroxystique, sans précision
I47.9paroxismale tachycardie, niet-gespecificeerd
I47.9Paroxysmal tachycardia, unspecified
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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