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Hepatotoxicity from castor bean ingestion in a child.
1University of Manitoba, Winnipeg, Canada.
Journal of Toxicology. Clinical Toxicology
|March 4, 2000
Summary
Castor bean ingestion can cause delayed liver damage (hepatotoxicity) even without initial gastrointestinal symptoms. Monitoring patients for several days after castor bean exposure is recommended.
Area of Science:
- Toxicology
- Pediatric Medicine
- Environmental Health
Background:
- Castor beans contain ricin, a potent toxin.
- Biphasic toxicity is historically described, with initial gastroenteritis followed by visceral damage.
- Recent literature questions the occurrence of delayed toxicity.
Observation:
- A 20-month-old girl ingested castor beans.
- The child presented with no gastrointestinal symptoms.
- Reversible hepatotoxicity developed 48-72 hours post-ingestion.
Findings:
- Ingestion of castor beans can lead to delayed hepatotoxicity.
- Hepatotoxicity may occur in the absence of acute gastrointestinal distress.
- The observed liver injury was reversible.
Implications:
- Clinical vigilance is necessary for patients ingesting castor beans.
- Extended monitoring is crucial, particularly for those who chew the beans.
- This case highlights a potentially underreported toxicity profile of castor bean ingestion.