Correlation of Iatrogenic mild hyperkalaemia and bradyarrhythmia: a problem of polypharmacy in elderly

Mild hyperkalaemia does not typically cause cardiac symptoms. However, for an elderly patient on atrio-ventricular (AV) nodal blocker, even mild hyperkalaemia may result in disastrous outcome. We report a case of persistent bradyarrythmia caused by iatrogenic hyperkalaemia in a patient who had conco...

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Main Authors: Ahmad NH,, Tan, Toh Leong
Format: Article
Language:English
Published: Pusat Perubatan Universiti Kebangsaan Malaysia 2017
Online Access:http://journalarticle.ukm.my/12694/1/17_ahmad_et_al_pdf_18766.pdf
http://journalarticle.ukm.my/12694/
http://www.medicineandhealthukm.com/toc/12/2
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spelling my-ukm.journal.126942019-03-17T12:18:10Z http://journalarticle.ukm.my/12694/ Correlation of Iatrogenic mild hyperkalaemia and bradyarrhythmia: a problem of polypharmacy in elderly Ahmad NH, Tan, Toh Leong Mild hyperkalaemia does not typically cause cardiac symptoms. However, for an elderly patient on atrio-ventricular (AV) nodal blocker, even mild hyperkalaemia may result in disastrous outcome. We report a case of persistent bradyarrythmia caused by iatrogenic hyperkalaemia in a patient who had concomitant use of AV nodal medication. An 81-year-old lady with multiple comorbidities and a long list of medications presented with symptomatic bradyarrhythmia. She, in fact, had two AV nodal blockers in her prescription, a beta-blocker and amiodarone. Her potassium level was found to be mildly elevated due to acute renal failure. She remained bradycardic despite initial treatment and was subsequently dependant on intravenous isoproterenol until her renal function improved. This case highlights the different threshold for manifestation of hyperkalaemic symptoms in a growing group of patients: elderly patients with multiple comorbidities and polypharmacy. Pusat Perubatan Universiti Kebangsaan Malaysia 2017 Article PeerReviewed application/pdf en http://journalarticle.ukm.my/12694/1/17_ahmad_et_al_pdf_18766.pdf Ahmad NH, and Tan, Toh Leong (2017) Correlation of Iatrogenic mild hyperkalaemia and bradyarrhythmia: a problem of polypharmacy in elderly. Medicine & Health, 12 (2). pp. 329-334. ISSN 2289-5728 http://www.medicineandhealthukm.com/toc/12/2
institution Universiti Kebangsaan Malaysia
building Perpustakaan Tun Sri Lanang Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Kebangsaan Malaysia
content_source UKM Journal Article Repository
url_provider http://journalarticle.ukm.my/
language English
description Mild hyperkalaemia does not typically cause cardiac symptoms. However, for an elderly patient on atrio-ventricular (AV) nodal blocker, even mild hyperkalaemia may result in disastrous outcome. We report a case of persistent bradyarrythmia caused by iatrogenic hyperkalaemia in a patient who had concomitant use of AV nodal medication. An 81-year-old lady with multiple comorbidities and a long list of medications presented with symptomatic bradyarrhythmia. She, in fact, had two AV nodal blockers in her prescription, a beta-blocker and amiodarone. Her potassium level was found to be mildly elevated due to acute renal failure. She remained bradycardic despite initial treatment and was subsequently dependant on intravenous isoproterenol until her renal function improved. This case highlights the different threshold for manifestation of hyperkalaemic symptoms in a growing group of patients: elderly patients with multiple comorbidities and polypharmacy.
format Article
author Ahmad NH,
Tan, Toh Leong
spellingShingle Ahmad NH,
Tan, Toh Leong
Correlation of Iatrogenic mild hyperkalaemia and bradyarrhythmia: a problem of polypharmacy in elderly
author_facet Ahmad NH,
Tan, Toh Leong
author_sort Ahmad NH,
title Correlation of Iatrogenic mild hyperkalaemia and bradyarrhythmia: a problem of polypharmacy in elderly
title_short Correlation of Iatrogenic mild hyperkalaemia and bradyarrhythmia: a problem of polypharmacy in elderly
title_full Correlation of Iatrogenic mild hyperkalaemia and bradyarrhythmia: a problem of polypharmacy in elderly
title_fullStr Correlation of Iatrogenic mild hyperkalaemia and bradyarrhythmia: a problem of polypharmacy in elderly
title_full_unstemmed Correlation of Iatrogenic mild hyperkalaemia and bradyarrhythmia: a problem of polypharmacy in elderly
title_sort correlation of iatrogenic mild hyperkalaemia and bradyarrhythmia: a problem of polypharmacy in elderly
publisher Pusat Perubatan Universiti Kebangsaan Malaysia
publishDate 2017
url http://journalarticle.ukm.my/12694/1/17_ahmad_et_al_pdf_18766.pdf
http://journalarticle.ukm.my/12694/
http://www.medicineandhealthukm.com/toc/12/2
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score 13.211869