Falling Plasmodium knowlesi Malaria Death Rate among Adults despite Rising Incidence, Sabah, Malaysia, 2010–2014

Deaths from Plasmodium knowlesi malaria have been linked to delayed parenteral treatment. In Malaysia, early intravenous artesunate is now recommended for all severe malaria cases. We describe P. knowlesi fatalities in Sabah, Malaysia, during 2012–2014 and report species-specific fatality rates base...

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Main Authors: Giri S. Rajahram, Bridget E. Barber, Timothy William, Matthew J. Grigg, Jayaram Menon, Tsin W. Yeo, Nicholas M. Anstey
Format: Article
Language:English
Published: Centers for Disease Control and Prevention 2016-01-01
Series:Emerging Infectious Diseases
Subjects:
Online Access:https://wwwnc.cdc.gov/eid/article/22/1/15-1305_article
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author Giri S. Rajahram
Bridget E. Barber
Timothy William
Matthew J. Grigg
Jayaram Menon
Tsin W. Yeo
Nicholas M. Anstey
author_facet Giri S. Rajahram
Bridget E. Barber
Timothy William
Matthew J. Grigg
Jayaram Menon
Tsin W. Yeo
Nicholas M. Anstey
author_sort Giri S. Rajahram
collection DOAJ
description Deaths from Plasmodium knowlesi malaria have been linked to delayed parenteral treatment. In Malaysia, early intravenous artesunate is now recommended for all severe malaria cases. We describe P. knowlesi fatalities in Sabah, Malaysia, during 2012–2014 and report species-specific fatality rates based on 2010–2014 case notifications. Sixteen malaria-associated deaths (caused by PCR-confirmed P. knowlesi [7], P. falciparum [7], and P. vivax [1] and microscopy-diagnosed “P. malariae” [1]) were reported during 2012–2014. Six patients with severe P. knowlesi malaria received intravenous artesunate at hospital admission. For persons >15 years of age, overall fatality rates during 2010–2014 were 3.4, 4.2, and 1.0 deaths/1,000 P. knowlesi, P. falciparum, and P. vivax notifications, respectively; P. knowlesi–associated fatality rates fell from 9.2 to1.6 deaths/1,000 notifications. No P. knowlesi–associated deaths occurred among children, despite 373 notified cases. Although P. knowlesi malaria incidence is rising, the notification-fatality rate has decreased, likely due to improved use of intravenous artesunate.
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spelling doaj.art-df07caa05bf34012b7d2720f6dfd4b592022-12-21T18:44:12ZengCenters for Disease Control and PreventionEmerging Infectious Diseases1080-60401080-60592016-01-01221414810.3201/eid2201.151305Falling Plasmodium knowlesi Malaria Death Rate among Adults despite Rising Incidence, Sabah, Malaysia, 2010–2014Giri S. RajahramBridget E. BarberTimothy WilliamMatthew J. GriggJayaram MenonTsin W. YeoNicholas M. AnsteyDeaths from Plasmodium knowlesi malaria have been linked to delayed parenteral treatment. In Malaysia, early intravenous artesunate is now recommended for all severe malaria cases. We describe P. knowlesi fatalities in Sabah, Malaysia, during 2012–2014 and report species-specific fatality rates based on 2010–2014 case notifications. Sixteen malaria-associated deaths (caused by PCR-confirmed P. knowlesi [7], P. falciparum [7], and P. vivax [1] and microscopy-diagnosed “P. malariae” [1]) were reported during 2012–2014. Six patients with severe P. knowlesi malaria received intravenous artesunate at hospital admission. For persons >15 years of age, overall fatality rates during 2010–2014 were 3.4, 4.2, and 1.0 deaths/1,000 P. knowlesi, P. falciparum, and P. vivax notifications, respectively; P. knowlesi–associated fatality rates fell from 9.2 to1.6 deaths/1,000 notifications. No P. knowlesi–associated deaths occurred among children, despite 373 notified cases. Although P. knowlesi malaria incidence is rising, the notification-fatality rate has decreased, likely due to improved use of intravenous artesunate.https://wwwnc.cdc.gov/eid/article/22/1/15-1305_articlemalariasevere malaria. Plasmodium knowlesiPlasmodium vivaxPlasmodium falciparumdeathsfatal malaria
spellingShingle Giri S. Rajahram
Bridget E. Barber
Timothy William
Matthew J. Grigg
Jayaram Menon
Tsin W. Yeo
Nicholas M. Anstey
Falling Plasmodium knowlesi Malaria Death Rate among Adults despite Rising Incidence, Sabah, Malaysia, 2010–2014
Emerging Infectious Diseases
malaria
severe malaria. Plasmodium knowlesi
Plasmodium vivax
Plasmodium falciparum
deaths
fatal malaria
title Falling Plasmodium knowlesi Malaria Death Rate among Adults despite Rising Incidence, Sabah, Malaysia, 2010–2014
title_full Falling Plasmodium knowlesi Malaria Death Rate among Adults despite Rising Incidence, Sabah, Malaysia, 2010–2014
title_fullStr Falling Plasmodium knowlesi Malaria Death Rate among Adults despite Rising Incidence, Sabah, Malaysia, 2010–2014
title_full_unstemmed Falling Plasmodium knowlesi Malaria Death Rate among Adults despite Rising Incidence, Sabah, Malaysia, 2010–2014
title_short Falling Plasmodium knowlesi Malaria Death Rate among Adults despite Rising Incidence, Sabah, Malaysia, 2010–2014
title_sort falling plasmodium knowlesi malaria death rate among adults despite rising incidence sabah malaysia 2010 2014
topic malaria
severe malaria. Plasmodium knowlesi
Plasmodium vivax
Plasmodium falciparum
deaths
fatal malaria
url https://wwwnc.cdc.gov/eid/article/22/1/15-1305_article
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