Idiopathic fascicular left ventricular tachycardia - Revision history

Rossdonaldson1: /* References */

2021-11-27T02:32:23Z

References

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	==References==		==References==
	<references/>		<references/>

			[[Category:Cardiology]]

Rossdonaldson1: /* Evaluation */

2021-02-27T21:40:44Z

Evaluation

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	[[File:PMC2922873 ipej100357-07.png\|thumb\|Typical ECG showing RBBB (lead V1). Unlike outflow tract VT, however, leads AVl and AVr are both positive. A strong superior axis is noted, and the positive R wave dominates in lead one.]]		[[File:PMC2922873 ipej100357-07.png\|thumb\|Typical ECG showing RBBB (lead V1). Unlike outflow tract VT, however, leads AVl and AVr are both positive. A strong superior axis is noted, and the positive R wave dominates in lead one.]]
	[[File:PMC4573491 40001 2015 156 Fig1 HTML.png\|thumb\|ECG during ventricular tachycardia. ECG shows a monomorphic right bundle branch block tachycardia with a QRS duration of 120 ms (narrower than other forms of VT) right axis deviation, an appearance illustrative for fascicular ventricular tachycardia.]]		[[File:PMC4573491 40001 2015 156 Fig1 HTML.png\|thumb\|ECG during ventricular tachycardia. ECG shows a monomorphic right bundle branch block tachycardia with a QRS duration of 120 ms (narrower than other forms of VT) right axis deviation, an appearance illustrative for fascicular ventricular tachycardia.]]
			[[File:PMC4573491 40001 2015 156 Fig2 HTML.png\|thumb\|ECG after amiodarone infusion. After slowing the heart rate with amiodarone, ECG shows captures (red arrow) and fusion beats (green arrow) suggestive of ventricular tachycardia.]]
	*Assume ventricular tachycardia until proven otherwise		*Assume ventricular tachycardia until proven otherwise
	*Often misdiagnosed as SVT with aberrancy		*Often misdiagnosed as SVT with aberrancy

Rossdonaldson1: /* Evaluation */

2021-02-27T21:39:41Z

Evaluation

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	[[File:PMC1501077 ipej040098-01.png\|thumb\|ECG showing classic RBBB with leftward axis morphology suggestive of posterior fascicle origin.]]		[[File:PMC1501077 ipej040098-01.png\|thumb\|ECG showing classic RBBB with leftward axis morphology suggestive of posterior fascicle origin.]]
	[[File:PMC2922873 ipej100357-07.png\|thumb\|Typical ECG showing RBBB (lead V1). Unlike outflow tract VT, however, leads AVl and AVr are both positive. A strong superior axis is noted, and the positive R wave dominates in lead one.]]		[[File:PMC2922873 ipej100357-07.png\|thumb\|Typical ECG showing RBBB (lead V1). Unlike outflow tract VT, however, leads AVl and AVr are both positive. A strong superior axis is noted, and the positive R wave dominates in lead one.]]
			[[File:PMC4573491 40001 2015 156 Fig1 HTML.png\|thumb\|ECG during ventricular tachycardia. ECG shows a monomorphic right bundle branch block tachycardia with a QRS duration of 120 ms (narrower than other forms of VT) right axis deviation, an appearance illustrative for fascicular ventricular tachycardia.]]
	*Assume ventricular tachycardia until proven otherwise		*Assume ventricular tachycardia until proven otherwise
	*Often misdiagnosed as SVT with aberrancy		*Often misdiagnosed as SVT with aberrancy

Rossdonaldson1: /* Evaluation */

2021-02-27T21:38:01Z

Evaluation

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	==Evaluation==		==Evaluation==
	[[File:PMC1501077 ipej040098-01.png\|thumb\|ECG showing classic RBBB with leftward axis morphology suggestive of posterior fascicle origin.]]		[[File:PMC1501077 ipej040098-01.png\|thumb\|ECG showing classic RBBB with leftward axis morphology suggestive of posterior fascicle origin.]]
			[[File:PMC2922873 ipej100357-07.png\|thumb\|Typical ECG showing RBBB (lead V1). Unlike outflow tract VT, however, leads AVl and AVr are both positive. A strong superior axis is noted, and the positive R wave dominates in lead one.]]
	*Assume ventricular tachycardia until proven otherwise		*Assume ventricular tachycardia until proven otherwise
	*Often misdiagnosed as SVT with aberrancy		*Often misdiagnosed as SVT with aberrancy

Rossdonaldson1: /* Evaluation */

2021-02-27T21:35:47Z

Evaluation

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	==Evaluation==		==Evaluation==
			[[File:PMC1501077 ipej040098-01.png\|thumb\|ECG showing classic RBBB with leftward axis morphology suggestive of posterior fascicle origin.]]
	*Assume ventricular tachycardia until proven otherwise		*Assume ventricular tachycardia until proven otherwise
	*Often misdiagnosed as SVT with aberrancy		*Often misdiagnosed as SVT with aberrancy

Rossdonaldson1: Rossdonaldson1 moved page Narrow complex ventricular tachycardia to Idiopathic fascicular left ventricular tachycardia

2021-02-27T21:31:01Z

Rossdonaldson1 moved page Narrow complex ventricular tachycardia to Idiopathic fascicular left ventricular tachycardia

← Revisión anterior	Revisión del 21:31 27 feb 2021
(Sin diferencias)

Rossdonaldson1 at 21:30, 27 February 2021

2021-02-27T21:30:49Z

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	==Background==		==Background==
	*Rare		*Rare
	*Also known as ~~fascicular~~ tachycardia, ~~idiopathic~~ fascicular ~~left ventricular~~ tachycardia ~~(ILFVT)~~, Belhassen-type VT, verapamil-sensitive VT, or intrafascicular tachycardia		*Also known as narrow complex ventricular tachycardia, fascicular tachycardia, Belhassen-type VT, verapamil-sensitive VT, or intrafascicular tachycardia
	*Reentrant tachycardia seen typically in young patients without structural heart disease		*Reentrant tachycardia seen typically in young patients without structural heart disease

Rossdonaldson1: /* External Links */

2021-02-27T21:29:31Z

External Links

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	==External Links==		==External Links==
			*https://litfl.com/idiopathic-fascicular-left-ventricular-tachycardia/

	==References==		==References==
	<references/>		<references/>

Rossdonaldson1: /* Background */

2021-02-27T21:26:55Z

Background

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	==Background==		==Background==
			*Rare
	*Also known as fascicular tachycardia, idiopathic fascicular left ventricular tachycardia (ILFVT), Belhassen-type VT, verapamil-sensitive VT, or intrafascicular tachycardia		*Also known as fascicular tachycardia, idiopathic fascicular left ventricular tachycardia (ILFVT), Belhassen-type VT, verapamil-sensitive VT, or intrafascicular tachycardia
	*Reentrant tachycardia seen typically in young patients without structural heart disease		*Reentrant tachycardia seen typically in young patients without structural heart disease

Rossdonaldson1: /* Verapamil */

2021-02-27T21:26:24Z

Verapamil

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	====[[Verapamil]]====		====[[Verapamil]]====
	*10 mg over 1 min		*10 mg over 1 min
	**~~only~~ administer in stable patients with an established diagnosis of IFLVT		**Only administer in stable patients with an established diagnosis of IFLVT

	====[[Digoxin Immune Fab]]====		====[[Digoxin Immune Fab]]====