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Parkinsonism Symptoms Quiz
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Parkinsonism Symptoms Quiz

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Questions and Answers

Which of the following antipsychotic medications is most likely to cause ECG changes, including increased heart rate and prolonged QT interval?

  • Haloperidol
  • Risperidone
  • Ziprasidone (correct)
  • Clozapine
  • What is the effect of thioridazine on the QTc interval compared to haloperidol, risperidone, olanzapine, and quetiapine?

  • Prolongs the QTc interval (correct)
  • Shortens the QTc interval
  • Has no effect on the QTc interval
  • Stabilizes the QTc interval
  • Which antipsychotic medication has a boxed warning for torsades de pointes and sudden death due to its effect on prolonging the QTc interval?

  • Thioridazine (correct)
  • Iloperidone
  • Quetiapine
  • Olanzapine
  • In which patient population is medication discontinuation recommended with consistent QTc prolongation exceeding 500 milliseconds?

    <p>Patients over 50 years</p> Signup and view all the answers

    What is a common risk factor that can predispose a patient to torsades de pointes when taking antipsychotic medications?

    <p><strong>Hypokalemia</strong></p> Signup and view all the answers

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