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Related Experiment Videos

Pentachlorophenol poisoning.

Alex T Proudfoot1

  • 1National Poisons Information Service (Birmingham Centre), City Hospital, Birmingham, UK.

Toxicological Reviews
|October 29, 2003
PubMed
Summary
This summary is machine-generated.

Pentachlorophenol (PCP) is a persistent pesticide. Severe exposure causes acute illness via oxidative phosphorylation uncoupling, while chronic exposure leads to systemic and endocrine disruption, with potential carcinogenicity.

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Area of Science:

  • Environmental Toxicology
  • Occupational Health
  • Chemical Safety

Background:

  • Pentachlorophenol (PCP) is a persistent organic pollutant and pesticide with significant toxicological implications.
  • Despite restrictions, understanding PCP toxicity is crucial due to its stability and slow elimination.
  • PCP toxicity assessment is complicated by contaminants with similar effects.

Purpose of the Study:

  • To review the toxicological profile of pentachlorophenol (PCP).
  • To outline acute and chronic health effects associated with PCP exposure.
  • To discuss current understanding of PCP elimination and treatment in humans.

Main Methods:

  • Literature review of toxicological data on pentachlorophenol (PCP).
  • Analysis of human exposure routes, metabolism, and elimination patterns.

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  • Compilation of reported symptoms and outcomes from acute and chronic PCP poisoning.

    • Main Results:

    • Severe PCP exposure can cause acute, potentially fatal illness characterized by uncoupling of oxidative phosphorylation, hyperthermia, and multi-organ effects.
    • Chronic occupational exposure may lead to systemic poisoning symptoms, conjunctivitis, respiratory irritation, skin conditions, and endocrine disruption (hypothyroidism, impaired fertility).
    • No effective antidote exists; supportive care and hyperthermia management are critical. Data on enhancing PCP elimination is inadequate.

    Conclusions:

    • Pentachlorophenol (PCP) poses significant health risks through acute and chronic exposure, affecting multiple organ systems and endocrine function.
    • PCP is a probable human carcinogen, though further data is needed for definitive classification.
    • Effective management of PCP poisoning relies on supportive care, with limited options for enhancing its elimination from the body.