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Ventricular tachycardia

  • Underlying causes

    • heart disease, drugs, hyperkalemia, hypokalemia, hypoxia
  • Ddx

    • torsades
  • Tx

    • amiodarone 150 mg IV over 10 min x 13 doses max
    • if no pulse, defib
    • avoid: quinidine, disopyramide, procainamide, phenothiazines, TCAs
    • if torsades, give Mg sulfate 1-2g IV over 60-90s followed by 1-2g/hr
  • ROS

    • chest pain, dyspnea
    • PMH CAD, MI, HCM, mitral prolapse
    • drugs: digoxin, antiarrhythmics, epinephrine, albuterol
    • paralysis, vomiting, diarrhea
  • Px

    • cardio
  • EKG

    • regular, wide, tachycardia

  • Print | Citations

    Disclaimer: MDHero Workups is for educational use only, and is not meant to replace the clinical judgement of a professional. We do not guarantee the accuracy of any information on this website.