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Abstract

Thyrotoxic periodic paralysis (TPP) is a rare but life-threatening cause of acute flaccid paralysis associated with hypokalemia. Although more common in males and individuals of Asian descent, it may present atypically in young females and be easily misdiagnosed. We report a case of a 30-year-old female who presented with acute quadriparesis. Extensive neuromuscular evaluation initially pointed toward Guillain-Barré syndrome (GBS), but subsequent investigations revealed profound hypokalemia. Further workup confirmed thyrotoxicosis as the underlying cause. Prompt potassium replacement and initiation of antithyroid therapy led to complete clinical recovery. This case highlights the importance of considering both endocrine disorders and electrolyte disturbances, such as hypokalemia, in the differential diagnosis of acute paralysis.

DOI

10.55729/2000-9666.1588

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