Thyrotoxic Hypokalemic Periodic Paralysis Triggered by Dexamethasone Administration

Thyrotoxic hypokalemic periodic paralysis (THPP) is a disease characterized by recurrent episodes of muscle weakness due to intracellular potassium shifting in the presence of high levels of thyroid hormone. It occurs more commonly amongst young Asian men with underlying Graves’ disease. Attacks are...

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Main Authors: Waraporn Polamaung, Jaruwan Kongkit, Parichat Yimnoi, Patchaya Boonchaya-Anant, Thiti Snabboon
Format: Article
Language:English
Published: Karolinum Press 2020-08-01
Series:Acta Medica
Subjects:
Online Access:https://actamedica.lfhk.cuni.cz/63/2/0091/
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author Waraporn Polamaung
Jaruwan Kongkit
Parichat Yimnoi
Patchaya Boonchaya-Anant
Thiti Snabboon
author_facet Waraporn Polamaung
Jaruwan Kongkit
Parichat Yimnoi
Patchaya Boonchaya-Anant
Thiti Snabboon
author_sort Waraporn Polamaung
collection DOAJ
description Thyrotoxic hypokalemic periodic paralysis (THPP) is a disease characterized by recurrent episodes of muscle weakness due to intracellular potassium shifting in the presence of high levels of thyroid hormone. It occurs more commonly amongst young Asian men with underlying Graves’ disease. Attacks are commonly precipitated by ingestion of carbohydrate-rich meals or alcohols, stress or strenuous exercise. Herein, we describe an adult Thai man suffering from a hypokalemic periodic paralysis attack after receiving a dexamethasone injection. The diagnosis of Graves’ disease was confirmed by his thyroid function test and a presence of thyrotropin-receptor antibody. His weakness and hypokalemia responded well to potassium supplement and a non-selective beta blocker, while his thyrotoxicosis was initially controlled by an anti-thyroid medication and subsequently with a subtotal thyroidectomy. Clinicians should beware of this manifestation when administering steroids in the thyrotoxic patients, especially of Asian male descent.
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spelling doaj.art-1b21cd33851645f1a3a3f46c6e287bfc2022-12-21T23:56:33ZengKarolinum PressActa Medica1211-42861805-96942020-08-01632919310.14712/18059694.2020.2410072Thyrotoxic Hypokalemic Periodic Paralysis Triggered by Dexamethasone AdministrationWaraporn PolamaungJaruwan KongkitParichat YimnoiPatchaya Boonchaya-AnantThiti SnabboonThyrotoxic hypokalemic periodic paralysis (THPP) is a disease characterized by recurrent episodes of muscle weakness due to intracellular potassium shifting in the presence of high levels of thyroid hormone. It occurs more commonly amongst young Asian men with underlying Graves’ disease. Attacks are commonly precipitated by ingestion of carbohydrate-rich meals or alcohols, stress or strenuous exercise. Herein, we describe an adult Thai man suffering from a hypokalemic periodic paralysis attack after receiving a dexamethasone injection. The diagnosis of Graves’ disease was confirmed by his thyroid function test and a presence of thyrotropin-receptor antibody. His weakness and hypokalemia responded well to potassium supplement and a non-selective beta blocker, while his thyrotoxicosis was initially controlled by an anti-thyroid medication and subsequently with a subtotal thyroidectomy. Clinicians should beware of this manifestation when administering steroids in the thyrotoxic patients, especially of Asian male descent.https://actamedica.lfhk.cuni.cz/63/2/0091/thyrotoxic periodic paralysishypokalemiasteroid-induceddexamethasone administration
spellingShingle Waraporn Polamaung
Jaruwan Kongkit
Parichat Yimnoi
Patchaya Boonchaya-Anant
Thiti Snabboon
Thyrotoxic Hypokalemic Periodic Paralysis Triggered by Dexamethasone Administration
Acta Medica
thyrotoxic periodic paralysis
hypokalemia
steroid-induced
dexamethasone administration
title Thyrotoxic Hypokalemic Periodic Paralysis Triggered by Dexamethasone Administration
title_full Thyrotoxic Hypokalemic Periodic Paralysis Triggered by Dexamethasone Administration
title_fullStr Thyrotoxic Hypokalemic Periodic Paralysis Triggered by Dexamethasone Administration
title_full_unstemmed Thyrotoxic Hypokalemic Periodic Paralysis Triggered by Dexamethasone Administration
title_short Thyrotoxic Hypokalemic Periodic Paralysis Triggered by Dexamethasone Administration
title_sort thyrotoxic hypokalemic periodic paralysis triggered by dexamethasone administration
topic thyrotoxic periodic paralysis
hypokalemia
steroid-induced
dexamethasone administration
url https://actamedica.lfhk.cuni.cz/63/2/0091/
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AT jaruwankongkit thyrotoxichypokalemicperiodicparalysistriggeredbydexamethasoneadministration
AT parichatyimnoi thyrotoxichypokalemicperiodicparalysistriggeredbydexamethasoneadministration
AT patchayaboonchayaanant thyrotoxichypokalemicperiodicparalysistriggeredbydexamethasoneadministration
AT thitisnabboon thyrotoxichypokalemicperiodicparalysistriggeredbydexamethasoneadministration