Torsades de Pointes Flashcards
1
Q
What is happening with Torsades de Pointes?
A
Prolonged QT resulting in R-on-T phenomenon
1
Q
Torsades de Pointes is also called what?
A
Polymorphic VT, turning/twisting of the points
2
Q
What causes Torsades de Pointes?
A
electrolyte disturbances (hypokalemia), ischemia, Zofran, Haldol, antiarrhythmics (ironic!), macrolide & fluoroquinolone antibiotics
3
Q
What is the treatment for Torsades de Pointes?
A
IV Magnesium Sulfate, Defib, CPR