Tachycardia

Tachycardia
Tachycardia
Other names	Tachyarrhythmia
	ECG showing sinus tachycardia with a rate of about 100 beats per minute
Pronunciation	Tachycardia /tækiˈkɑːrdiə/, tachyarrhythmia /tækiəˈrɪðmiə/ ;
Specialty	Cardiology
Differential diagnosis	Palpitations; Ventricular tachycardia; Supraventricular tachycardia; Paroxysmal tachycardia; Junctional ectopic tachycardia; Sinus tachycardia; Atrial tachycardia; AV nodal reentrant tachycardia;

Tachycardia, also called tachyarrhythmia, is a heart rate that exceeds the normal resting rate.^[1] In general, a resting heart rate over 100 beats per minute is accepted as tachycardia in adults.^[1] Heart rates above the resting rate may be normal (such as with exercise) or abnormal (such as with electrical problems within the heart).

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^ ^a ^b Awtry EH, Jeon C, Ware MG (2006). "Tachyarrhythmias". Blueprints Cardiology (2nd ed.). Malden, Mass.: Blackwell. p. 93. ISBN 9781405104647.

[Ware2006-1] Awtry EH, Jeon C, Ware MG (2006). "Tachyarrhythmias". Blueprints Cardiology (2nd ed.). Malden, Mass.: Blackwell. p. 93. ISBN 9781405104647.

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