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Scorpion sting nephropathy.

Stalin Viswanathan1, Chaitanya Prabhu2

  • 1Department of Internal Medicine, Pondicherry Institute of Medical Sciences, Kalapet, Pondicherry, India.

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|May 19, 2015
PubMed
Summary
This summary is machine-generated.

Scorpion stings can cause rare kidney damage (nephropathy) through various mechanisms. This review examines scorpion toxins, their effects on kidneys in animals, and documented cases of renal failure in humans.

Keywords:
kidneyrenal failurescorpion envenomationscorpion stingvenom

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Area of Science:

  • Toxicology
  • Nephrology
  • Epidemiology

Background:

  • Scorpion envenomation is common globally, but kidney damage (nephropathy) is an infrequent complication.
  • Nephropathy is primarily reported in the Middle East and North Africa.
  • Potential mechanisms include rapid venom redistribution, delayed renal excretion, and direct venom toxicity.

Purpose of the Study:

  • To review the epidemiology of scorpion envenomation.
  • To examine venom components and toxins responsible for renal effects.
  • To summarize the impact of scorpion venom on mammalian kidneys and human renal failure.

Main Methods:

  • Literature review of existing studies on scorpion envenomation and nephropathy.
  • Analysis of experimental animal data on venom effects on kidneys.
  • Compilation of documented human cases of renal failure post-envenomation.

Main Results:

  • Experimental animals show venom-induced kidney damage via direct toxicity, cytokine release, and vascular changes.
  • Human cases report various renal syndromes including haemoglobinuria, acute tubular necrosis, interstitial nephritis, and haemolytic-uraemic syndrome.
  • Renal failure is a documented, albeit rare, outcome of scorpion envenomation.

Conclusions:

  • Scorpion venom poses a risk to kidney function through multiple pathways.
  • Understanding venom components and their nephrotoxic effects is crucial for managing envenomation.
  • Further research is needed to elucidate the precise mechanisms and improve clinical outcomes for renal complications.