Potential envenomation by the aglyphous pseudoxyrhophiine snake Leioheterodon madagascariensis and description of its dentition

Abstract We report on a case of potential envenomation caused by multiple bites by the aglyphous opisthodont snake Leioheterodon madagascariensis in the left thumb of a healthy adult man, which is among the most serious snakebites hitherto reported from Madagascar. The adult snake (total length >...

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Main Authors: Bertrand Razafimahatratra, Cynthia Wang, Akira Mori, Frank Glaw
Format: Article
Language:English
Published: SciELO 2015-12-01
Series:Journal of Venomous Animals and Toxins including Tropical Diseases
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1678-91992015000100413&lng=en&tlng=en
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author Bertrand Razafimahatratra
Cynthia Wang
Akira Mori
Frank Glaw
author_facet Bertrand Razafimahatratra
Cynthia Wang
Akira Mori
Frank Glaw
author_sort Bertrand Razafimahatratra
collection DOAJ
description Abstract We report on a case of potential envenomation caused by multiple bites by the aglyphous opisthodont snake Leioheterodon madagascariensis in the left thumb of a healthy adult man, which is among the most serious snakebites hitherto reported from Madagascar. The adult snake (total length > 1 meter) was unusually aggressive before and during capture. The symptoms included extensive bleeding, severe local pain, and substantial swelling of the hand and the distal part of the lower arm. The swelling disappeared entirely after five days, but pain in the thumb (when moved) was recognizable even longer. Although L. madagascariensis is widespread and common in anthropogenic habitats in eastern and western Madagascar, this case report seems to be the first description of long-lasting symptoms of its bite. Since aglyphous snakes are relatively rarely involved in “envenomation” and because hemolytic activity has been recorded in the secretions of the Duvernoy’s glands of Leioheterodon, we describe its dentition using microcomputed tomography and discuss the potential mode of envenomation in this case.
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spelling doaj.art-b984f042721340d7a891ba2eee83bf8a2022-12-21T17:57:29ZengSciELOJournal of Venomous Animals and Toxins including Tropical Diseases1678-91992015-12-0121010.1186/s40409-015-0047-2S1678-91992015000100413Potential envenomation by the aglyphous pseudoxyrhophiine snake Leioheterodon madagascariensis and description of its dentitionBertrand RazafimahatratraCynthia WangAkira MoriFrank GlawAbstract We report on a case of potential envenomation caused by multiple bites by the aglyphous opisthodont snake Leioheterodon madagascariensis in the left thumb of a healthy adult man, which is among the most serious snakebites hitherto reported from Madagascar. The adult snake (total length > 1 meter) was unusually aggressive before and during capture. The symptoms included extensive bleeding, severe local pain, and substantial swelling of the hand and the distal part of the lower arm. The swelling disappeared entirely after five days, but pain in the thumb (when moved) was recognizable even longer. Although L. madagascariensis is widespread and common in anthropogenic habitats in eastern and western Madagascar, this case report seems to be the first description of long-lasting symptoms of its bite. Since aglyphous snakes are relatively rarely involved in “envenomation” and because hemolytic activity has been recorded in the secretions of the Duvernoy’s glands of Leioheterodon, we describe its dentition using microcomputed tomography and discuss the potential mode of envenomation in this case.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1678-91992015000100413&lng=en&tlng=enMadagascarLamprophiidaePseudoxyrhophiinaeLeioheterodon madagascariensisEnvenomationDentitionMicrocomputed tomography
spellingShingle Bertrand Razafimahatratra
Cynthia Wang
Akira Mori
Frank Glaw
Potential envenomation by the aglyphous pseudoxyrhophiine snake Leioheterodon madagascariensis and description of its dentition
Journal of Venomous Animals and Toxins including Tropical Diseases
Madagascar
Lamprophiidae
Pseudoxyrhophiinae
Leioheterodon madagascariensis
Envenomation
Dentition
Microcomputed tomography
title Potential envenomation by the aglyphous pseudoxyrhophiine snake Leioheterodon madagascariensis and description of its dentition
title_full Potential envenomation by the aglyphous pseudoxyrhophiine snake Leioheterodon madagascariensis and description of its dentition
title_fullStr Potential envenomation by the aglyphous pseudoxyrhophiine snake Leioheterodon madagascariensis and description of its dentition
title_full_unstemmed Potential envenomation by the aglyphous pseudoxyrhophiine snake Leioheterodon madagascariensis and description of its dentition
title_short Potential envenomation by the aglyphous pseudoxyrhophiine snake Leioheterodon madagascariensis and description of its dentition
title_sort potential envenomation by the aglyphous pseudoxyrhophiine snake leioheterodon madagascariensis and description of its dentition
topic Madagascar
Lamprophiidae
Pseudoxyrhophiinae
Leioheterodon madagascariensis
Envenomation
Dentition
Microcomputed tomography
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1678-91992015000100413&lng=en&tlng=en
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