What are the signs and symptoms of thyrotoxic storm due to thyroid surgery?

Updated: Feb 27, 2020
  • Author: Pramod K Sharma, MD; Chief Editor: Arlen D Meyers, MD, MBA  more...
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Thyrotoxic storm is an unusual complication that may result from manipulation of the thyroid gland during surgery in patients with hyperthyroidism. It can develop preoperatively, intraoperatively, or postoperatively. Signs and symptoms of thyrotoxic storm are as follows:

  • Anesthetized patients: Evidence of increased sympathetic output (eg, tachycardia hyperthermia)

  • Awake patients: Nausea, tremor, and altered mental status

  • Cardiac arrhythmias may also occur

  • Progression to coma in untreated patients

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