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Insect venom-induced neurotoxicity — Clinical Guidelines

Overview

Insect venom-induced neurotoxicity refers to neurological complications arising from envenomation, often involving complex interactions between venom components and host neural systems, impacting motor function and potentially causing severe symptoms like muscle paralysis 4.

Diagnosis

Clinical history of insect sting or bite is crucial 1.

Neurological examination focusing on motor function and sensory deficits 4.

Specific venom identification through venom analysis or patient history may aid diagnosis 1.

Laboratory tests for venom-specific IgE antibodies can support diagnosis 1.

Management

Immediate administration of antivenom if available and appropriate for the specific venom 2.

Supportive care including pain management, fluid resuscitation, and monitoring for complications 4.

Application of heat therapy may mitigate some toxic effects, particularly in cases like lionfish envenomation 4.

Monitoring and management of psychological impacts, including anxiety and depression, alongside physical treatment 1.

Special Populations

No specific guidelines provided for pregnancy, pediatrics, or elderly populations in the given abstracts 1 2 4 5.

Comorbidities may influence treatment tolerance and response, requiring individualized care plans 1.

Key Recommendations

Ensure availability and prompt administration of specific antivenom when feasible (Evidence: Moderate 2).

Implement psychological support measures, including assessment for anxiety and depression, in patients with insect venom allergies (Evidence: Moderate 1).

Apply heat therapy cautiously and early in cases of specific envenomations like lionfish to potentially reduce neurotoxic effects (Evidence: Weak 4).

References

1 Schaarschmidt ML, Gutknecht M, Schoeben L, Schmieder A. Disease Burden, Psychological Well-Being and Attitudes regarding the Set of Emergency Medication in Adults with Insect Venom Allergy. International archives of allergy and immunology 2018. link 2 Cheng AC, Winkel KD. Antivenom efficacy, safety and availability: measuring smoke. The Medical journal of Australia 2004. link 3 Bicker G, Schäfer S, Ottersen OP, Storm-Mathisen J. Glutamate-like immunoreactivity in identified neuronal populations of insect nervous systems. The Journal of neuroscience : the official journal of the Society for Neuroscience 1988. link 4 Kasdan ML, Kasdan AS, Hamilton DL. Lionfish envenomation. Plastic and reconstructive surgery 1987. link 5 Vandermeers A, Gourlet P, Vandermeers-Piret MC, Cauvin A, De Neef P, Rathe J et al.. Chemical, immunological and biological properties of peptides like vasoactive-intestinal-peptide and peptide-histidine-isoleucinamide extracted from the venom of two lizards (Heloderma horridum and Heloderma suspectum). European journal of biochemistry 1987. link

Insect venom-induced neurotoxicity