Officials with the Rhode Island Department of Health say there have been 13 suspected cases of ringworm at an early childhood center in Warwick in a month.
According to necn affiliate WJAR, the cases were reported at Drum Rock Early Childhood Center.
Pinworm is caused by a parasitic worm and is not harmful. The main symptom is itching.
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The school district is taking steps to clean and sanitize surfaces.
The cases have not been confirmed by doctors, but parents say they are seeing symptoms.