When are we going to celebrate the centenary of the discovery of efficient treatment for congenital toxoplasmosis?

In 2008, we have celebrated the centenary of the discovery of Toxoplasma gondii.Although this ubiquitous protozoan can generate devastating damage in foetuses and newborns, its treatment is the only field in which we have made little progress, despite a huge body of research, and has not yet been va...

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Main Author: F Peyron
Format: Article
Language:English
Published: Fundação Oswaldo Cruz (FIOCRUZ) 2009-03-01
Series:Memorias do Instituto Oswaldo Cruz
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762009000200028
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author F Peyron
author_facet F Peyron
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description In 2008, we have celebrated the centenary of the discovery of Toxoplasma gondii.Although this ubiquitous protozoan can generate devastating damage in foetuses and newborns, its treatment is the only field in which we have made little progress, despite a huge body of research, and has not yet been validated. Pregnant women who seroconvert are generally given spiramycine in order to reduce the risk of vertical transmission. However, to date, we have no evidence of the efficacy of this treatment because no randomized controlled trials have as yet been conducted. When foetal contamination is demonstrated, pyrimethamine, in association with sulfadoxine or sulfadiazine, is normally prescribed, but the effectiveness of this treatment remains to be shown. With regard to postnatal treatment, opinions vary considerably in terms of drugs, regimens and length of therapy. Similarly, we do not have clear evidence to support routine antibiotic treatment of acute ocular toxoplasmosis. We must be aware that pregnant women and newborns are currently being given empirically potentially toxic drugs that have no proven benefit. We must make progress in this field through well-designed collaborative studies and by drawing the attention of policy makers to this disastrous and unsustainable situation.
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spelling doaj.art-efd1c92e1b424582abf65cffbbb794a92023-08-02T09:28:30ZengFundação Oswaldo Cruz (FIOCRUZ)Memorias do Instituto Oswaldo Cruz0074-02761678-80602009-03-01104231631910.1590/S0074-02762009000200028When are we going to celebrate the centenary of the discovery of efficient treatment for congenital toxoplasmosis?F PeyronIn 2008, we have celebrated the centenary of the discovery of Toxoplasma gondii.Although this ubiquitous protozoan can generate devastating damage in foetuses and newborns, its treatment is the only field in which we have made little progress, despite a huge body of research, and has not yet been validated. Pregnant women who seroconvert are generally given spiramycine in order to reduce the risk of vertical transmission. However, to date, we have no evidence of the efficacy of this treatment because no randomized controlled trials have as yet been conducted. When foetal contamination is demonstrated, pyrimethamine, in association with sulfadoxine or sulfadiazine, is normally prescribed, but the effectiveness of this treatment remains to be shown. With regard to postnatal treatment, opinions vary considerably in terms of drugs, regimens and length of therapy. Similarly, we do not have clear evidence to support routine antibiotic treatment of acute ocular toxoplasmosis. We must be aware that pregnant women and newborns are currently being given empirically potentially toxic drugs that have no proven benefit. We must make progress in this field through well-designed collaborative studies and by drawing the attention of policy makers to this disastrous and unsustainable situation.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762009000200028congenital toxoplasmosistreatment efficacy
spellingShingle F Peyron
When are we going to celebrate the centenary of the discovery of efficient treatment for congenital toxoplasmosis?
Memorias do Instituto Oswaldo Cruz
congenital toxoplasmosis
treatment efficacy
title When are we going to celebrate the centenary of the discovery of efficient treatment for congenital toxoplasmosis?
title_full When are we going to celebrate the centenary of the discovery of efficient treatment for congenital toxoplasmosis?
title_fullStr When are we going to celebrate the centenary of the discovery of efficient treatment for congenital toxoplasmosis?
title_full_unstemmed When are we going to celebrate the centenary of the discovery of efficient treatment for congenital toxoplasmosis?
title_short When are we going to celebrate the centenary of the discovery of efficient treatment for congenital toxoplasmosis?
title_sort when are we going to celebrate the centenary of the discovery of efficient treatment for congenital toxoplasmosis
topic congenital toxoplasmosis
treatment efficacy
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762009000200028
work_keys_str_mv AT fpeyron whenarewegoingtocelebratethecentenaryofthediscoveryofefficienttreatmentforcongenitaltoxoplasmosis