I47 | 
		  | 
		Paroxysmal tachycardia   | 
	
	
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		| CodeFirst | 
		tachycardia complicating: abortion or ectopic or molar pregnancy (O00-O07, O08.8) obstetric surgery and procedures (O75.4)
  | 
	 
	
		| Excludes1 | 
		tachycardia NOS (R00.0) sinoauricular tachycardia NOS (R00.0) sinus [sinusal] tachycardia NOS (R00.0)
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		 I47.0 | 
		 | 
		Re-entry ventricular arrhythmia | 
	 
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		 I47.1 | 
		 | 
		Supraventricular tachycardia | 
	 
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		 I47.10 | 
		 | 
		Supraventricular tachycardia, unspecified | 
	 
  |   |  | 
	
		 I47.11 | 
		  | 
		Inappropriate sinus tachycardia, so stated | 
	 
	
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		 I47.19 | 
		  | 
		Other supraventricular tachycardia | 
	 
	
		 |  | 
		
| Atrial (paroxysmal) tachycardia |  | Atrioventricular [AV] (paroxysmal) tachycardia |  | Atrioventricular re-entrant (nodal) tachycardia [AVNRT] [AVRT] |  | Junctional (paroxysmal) tachycardia |  | Nodal (paroxysmal) tachycardia |   
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	   |    | 
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		 I47.2 | 
		 | 
		Ventricular tachycardia | 
	 
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		 I47.20 | 
		 | 
		Ventricular tachycardia, unspecified | 
	 
  |   |  | 
	
		 I47.21 | 
		  | 
		Torsades de pointes | 
	 
	
		 |  | 
		
	
		| CodeAlso | 
		, if applicable, long QT syndrome (I45.81)
  | 
	 
	
		| UseAdditionalCode | 
		code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
  | 
	 
 
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		 I47.29 | 
		 | 
		Other ventricular tachycardia | 
	 
  |    | 
 |  | 
	
		 I47.9 | 
		  | 
		Paroxysmal tachycardia, unspecified | 
	 
	
		 |  | 
		
| Bouveret (-Hoffman) syndrome |   
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	   |