QT prolongation and torsades de pointes US Medical PG Flashcards - Medical Study Cards
Master QT prolongation and torsades de pointes with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
QT prolongation and torsades de pointes Flashcard Deck - 10 Cards
Flashcard 1: Cardiovascular (Antiarrhythmics) _____, a class III antiarrhythmic, has many neurologic side effects (e.g. tremor, ataxia, peripheral neuropathy, sleep disturbances)
Answer: Amiodarone
Flashcard 2: Class IV antiarrhythmics may prolong the _____ on EKG
Answer: PR interval
Flashcard 3: What adverse cardiac effect is associated with both typical and atypical antipsychotics? _____
Answer: QT interval prolongation
Flashcard 4: Which antifungal can result in arrhythmia due to hypokalemia?_____
Answer: Amphotericin B
Flashcard 5: First Aid Pharmacology: Cardiovascular Ranolazine may cause _____ prolongation on ECG
Answer: QT
Flashcard 6: Treatment for torsades de pointes includes _____
Answer: magnesium sulfate
Flashcard 7: Loop diuretics may cause _____-magnesemia as an adverse effect
Answer: hypo
Flashcard 8: thalidomide
Answer: limb defects (flipper limbs)
Flashcard 9: warfarin
Answer: bone deformities, fetal hemmorhage, abortion, ophthalmologic abnormalities
Flashcard 10: disulfiram
Answer:
Extra: quitting alcohol use inhibits acetylaldehyde dehydrogenase wicked hangover-like symptoms (which are actually the desired effect)
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