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Related Experiment Videos

Platypus envenomation--a painful learning experience.

P J Fenner1, J A Williamson, D Myers

  • 1Ambrose Medical Group, North Mackay, Qld.

The Medical Journal of Australia
|December 7, 1992
PubMed
Summary

Platypus venom causes severe pain and swelling, with no effective antivenom available. Regional nerve blocks provided the only effective pain relief for this Australian platypus envenomation case.

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Area of Science:

  • Toxicology
  • Clinical Medicine
  • Herpetology

Background:

  • Human envenomation by the Australian platypus (Ornithorhynchus anatinus) is rare.
  • The clinical effects and management of platypus venom are not well-documented.

Observation:

  • A 57-year-old male experienced severe, immediate pain and swelling after envenomation by a male platypus spur.
  • Standard analgesics, including intravenous narcotics, were ineffective in managing the pain.

Findings:

  • Regional nerve blockade provided dramatic and effective analgesia.
  • The patient required several days of narcotic support post-blockade.
  • Significant swelling and limited hand mobility persisted for weeks, with functional impairment lasting months.

Implications:

  • Male platypus venom causes intense local pain and swelling but not ischemia.
  • Effective pain management for platypus envenomation relies on regional nerve blockade in the absence of antivenom.
  • Further research into platypus venom composition and effects is warranted.

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