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Related Experiment Videos

Zabon phytophotodermatitis: first case reports due to Citrus maxima.

Allan K Izumi1, Kevin L Dawson

  • 1Department of Medicine, University of Hawaii John A. Burns School of Medicine, Honolulu, Hawaii, USA.

Journal of the American Academy of Dermatology
|May 11, 2002
PubMed
Summary

Zabon, a large citrus fruit, can cause phytophotodermatitis due to its psoralen content. This condition results in skin reactions after exposure to sunlight.

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Area of Science:

  • Dermatology
  • Botany
  • Toxicology

Background:

  • Zabon (Citrus maxima), a member of the Rutaceae family, is recognized for its significant size and distinct citrus flavor.
  • The fruit contains various psoralens, notably 5-methoxypsoralen, which are known photosensitizing agents.

Observation:

  • This report details the initial documented instances of phytophotodermatitis linked to zabon consumption or contact.
  • Phytophotodermatitis is an inflammatory skin reaction triggered by photosensitizing compounds found in certain plants, exacerbated by UV radiation.

Findings:

  • The presence of psoralens in zabon has been confirmed as the causative agent in these reported cases.
  • The clinical presentation of zabon-induced phytophotodermatitis aligns with typical presentations of this condition, involving erythema, edema, and hyperpigmentation.

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Implications:

  • These findings highlight the potential dermatological risks associated with zabon, particularly in individuals with heightened photosensitivity.
  • Awareness among healthcare providers and the public regarding zabon's photosensitizing properties is crucial for prevention and management of phytophotodermatitis.
  • Further research into the specific psoralen profile of zabon and its phototoxic potential is warranted.