Bilateral posterior circulation stroke secondary to a crotalid envenomation: case report

Snake bite envenoming is a disease with potential serious neurological complications. We report a case of an adolescent who was bitten by a rattlesnake and developed bilateral posterior circulation stroke. The rattlesnake was later identified as being Crotalus durissus terrificus. Stroke was probabl...

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Published in:Revista da Sociedade Brasileira de Medicina Tropical 2013-03, Vol.46 (2), p.255-256
Main Authors: Vale, Thiago Cardoso, Leite, Alysson Ferreira, Hora, Priscila Ribeiro da, Coury, Marayra Inês França, Silva, Ricardo Cipriano da, Teixeira, Antônio Lúcio
Format: Article
Language:English
Subjects:
Adolescent
Animals
Crotalid Venoms - toxicity
Crotalus
Crotalus durissus terrificus
Humans
Magnetic Resonance Angiography
Male
Snake bite
Snake bites
Snake Bites - complications
Snake Bites - diagnosis
Stroke
Stroke - diagnosis
Stroke - etiology
Teenagers
Toxins
TROPICAL MEDICINE
Venom
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Summary:Snake bite envenoming is a disease with potential serious neurological complications. We report a case of an adolescent who was bitten by a rattlesnake and developed bilateral posterior circulation stroke. The rattlesnake was later identified as being Crotalus durissus terrificus. Stroke was probably due to toxic vasculitis or toxin-induced vascular spasm and endothelial damage.
ISSN:0037-8682
1678-9849
1678-9849
0037-8682
DOI:10.1590/0037-8682-1667-2013