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A Pregnant Patient with Elevated Heart Rate

Published:November 08, 2020DOI:https://doi.org/10.1016/j.amjmed.2020.10.005
      Inappropriate sinus tachycardia (IST) is a largely benign condition, occurring in approximately 1% of the population.
      • Belham M
      • Patient C
      • Pickett J
      Inappropriate sinus tachycardia in pregnancy: a benign phenomena?.
      According to the Heart Rhythm Society, the syndrome of inappropriate sinus tachycardia is a diagnosis of exclusion, specifically with sinus heart rate > 100 beats per minute at rest with a mean heart rate > 90 beats per minute over 24 hours, associated with activity-limiting symptoms including palpitations, dizziness, syncope, or weakness.
      • Sheldon RS
      • Grubb 2nd, BP
      • Olshansky B
      • et al.
      2015 heart rhythm society expert consensus statement on the diagnosis and treatment of postural tachycardia syndrome, inappropriate sinus tachycardia, and vasovagal syncope.
      Herein, we present the diagnosis, pathophysiology, and management of this rare entity.
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      References

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        • Patient C
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        Inappropriate sinus tachycardia in pregnancy: a benign phenomena?.
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        • Grubb 2nd, BP
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        Heart Rhythm. 2015; 12: e41-e63
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