Web19 Mar 2024 · The patient has a history of paroxysmal tachycardias that have been successfully terminated with adenosine or vagal manoeuvres; ... A new approach to the differential diagnosis of a regular tachycardia with a wide QRS complex. Circulation. 1991 May;83(5):1649-59 [Brugada criteria] Web30 Apr 2024 · Supraventricular tachycardia (SVT) is as an irregularly fast or erratic heartbeat (arrhythmia) that affects the heart's upper chambers. SVT is also called paroxysmal supraventricular tachycardia. The typical heart …
Paroxysmal Supraventricular Tachycardia - StatPearls
WebParoxysmal supraventricular tachycardia (PSVT) is a general term used to describe a type of arrhythmia (irregular heartbeat). Tachycardias are faster-than-normal heartbeats. If you have this condition, your heart may suddenly beat more quickly. Just as suddenly, your heart may slow down and beat at a normal rate. WebFailure to terminate paroxysmal supraventricular tachycardia with reflex vagal stimulation or drug treatment may suggest an arrhythmia of atrial origin, such as focal atrial tachycardia or atrial flutter. ... It should not be used for tachyarrhythmias where the QRS complex is wide (i.e. broad complex) unless a supraventricular origin has been ... marks brothers in oregon
Arrhythmias Treatment summaries BNF NICE
Web8 Aug 2024 · These typically present with a wide complex, regular, and extremely rapid tachycardia. In these cases, AV nodal blocking agents like adenosine are contraindicated … WebA wide-complex tachycardia (QRS duration >120 ms) may represent either VT or a supraventricular rhythm with abnormal conduction. Conduction abnormalities may be due to rate-related aberrant conduction, pre-existing bundle-branch block seen in sinus rhythm, or an accessory pathway that results in pre-excitation ( Table 4 ). WebOnce an antidromic AVRT tachycardia is initiated, it is no longer delta waves but rather a wide complex (>120 ms) tachycardia that is seen. Junctional ectopic tachycardia (JET) is … navy ship flank speed