Mar 14, 2001 · The authors speculate that the higher incidence of polymorphic VT in the dofetilide patients could be explained by the possibility that the drug alters VT morphology and/or initiation …

Acceleration to a faster monomorphic VT, polymorphic VT, or VF, is uncommon when ATP is applied to slow VT (CL < 300-320 ms).

Acidosis was reported in 32% of cases of VT, while alcohol use was documented in 22% of cases of ventricular fibrillation.

None of the abovementioned four studies explicitly reported cases of polymorphic ventricular tachycardia (VT), specifically Torsades de pointes (TdP).

Electrocardiography demonstrated that couplets and triplets of PVCs, nonsustained polymorphic VT and VF were all initiated by a single PVC originating from the RVOT, and the success of catheter ...

Aug 11, 2023 · It's "reasonable" to test for CAD or ischemia in patients with polymorphic VT storm, which is likely ischemia-driven, he observed.

Jul 26, 2021 · Polymorphic VT associated with a normal QTc is nearly always caused by acute coronary syndrome, and treatment with antiplatelet medications, anticoagulants, beta-blockers, and cardiac ...

Sep 26, 2025 · If you are called to see a patient with ventricular tachycardia, please have in your mind to look for pause-dependent polymorphic VT related to QT prolongation.

Oct 5, 2016 · It was touted as the drug of choice for treating wide complex tachycardia (WCT) of various types, especially for monomorphic ventricular tachycardia (VT).

Given the high prevalence and incidence of cocaine use, coupled with its frequent implication in drug-related deaths [4] and autopsy studies suggestive of fatal cardiac arrhythmias in such cases ...