Inappropriate sinus tachycardia

on 16.10.08 with 0 comments



  • uncomfortable. heart rate is 150 bpm when the patient sits down to watch TV

  • inappropriate sinus tachycardia out of proportion to physiologic, pharmacologic, pathologic stimuli

  • due to defective norepinephrine uptake in synaptic cleft. this leads to abnormal automaticity

  • rx

    • β-blockers

    • modification of SA node with ablation

Category: Pathology Notes

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