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Visual Hallucinations After a Russell's Viper Bite.

Subramanian Senthilkumaran1, Tehlil Rizwan2, Namasivayam Elangovan3

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Summary
This summary is machine-generated.

Visual hallucinations (VH) are a rare complication of snakebites. This case report details a Russell's viper bite patient who experienced temporary VH, highlighting the rarity of this neurological symptom in snakebite victims.

Keywords:
delayed manifestationillusionmechanismspsychological processessnakebite

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Area of Science:

  • Toxicology
  • Neurology
  • Clinical Case Reports

Background:

  • Snakebite envenomation can lead to diverse clinical manifestations.
  • Neurological complications are known but visual hallucinations (VH) are exceptionally rare.
  • Documented cases of VH following snakebites are limited in medical literature.

Observation:

  • A 55-year-old woman presented with Russell's viper bite and systemic envenomation, including coagulation failure.
  • The patient developed simple visual hallucinations (VH) on the third day post-bite.
  • VH resolved spontaneously by the fifth day without specific neurological treatment.

Findings:

  • Extensive clinical, laboratory, imaging, and electrophysiological assessments ruled out pre-existing or unrelated neuropsychiatric disorders.
  • This case represents one of only five documented instances of VH associated with snakebites globally.
  • Previous reports include VH following cobra, viper, and sea snake bites from various international locations.

Implications:

  • This case underscores the potential for rare neurological sequelae, such as VH, in snakebite victims.
  • It contributes to the scarce literature on visual disturbances following envenomation.
  • Further research may elucidate the mechanisms underlying such rare neurotoxic effects of snake venoms.