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Toy blasters that shoot water beads are popular among kids as well as some adults, and most blasters cost less than $50 with a supply of thousands of water beads. The concern is that the colorful beads look like candy and may be attractive to young children. More than 20,000 water bead ingestions in children younger than 6 years were reported to U.S. poison centers between 2019 and 2024, as published in Academic Pediatrics. The ingestion rate rose by 6,531% from 2019–2023 before declining in 2024. Children younger than 3 years accounted for 66.5% of exposures. Although most (79.9%) children did not require treatment from a healthcare provider, 18.6% were evaluated and released, and 1% required hospital admission. Serious outcomes were uncommon, but 30 children required surgery and 3 required ventilatory support or vasopressors. Common symptoms included vomiting (47.0%), cough/choking (22.8%), and abdominal pain (19.9%). Ingested water beads can expand within the gastrointestinal tract, leading to bowel obstruction. Besides ingestion, the beads are also associated with aspiration, nasal/ear canal insertions and injury, and blunt eye trauma.
Ask questions: Diagnosis for this type of foreign body ingestion can be challenging because water beads are difficult to detect on x-ray imaging, according to the authors. Urgent care clinicians should consider suspicion for water bead ingestion in young children with unexplained gastrointestinal or respiratory symptoms and ask parents about possible exposure.