Question - What are the specific adverse clinical effects associated with exposures to the so called “pencil cactus” (Euphorbia tirucalli)?
Answer - The cited reference notes that with regard to exposures to the “pencil cactus” (Euphorbia tirucalli) “specific adverse clinical effects were ocular, dermal and gastrointestinal” with ocular irritation being he most prevalent clinical complaint. (Layton GM and Varney SM. Euphorbia tirucalli ingestions reported to statewide poison center network. Abstract, 2018 North American Congress of Clinical Toxicology, Chicago, Illinois)
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