Inappropriate sinus tachycardia
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16.10.08
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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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