This pediatric case study, available in English, is approximately 30 minutes in length, is complete with an optional quiz at the beginning and end of the case, and is intended for intermediate level healthcare and public health professionals, along with environmental health specialists. The overall goal of the Great Lakes Center for Occupational and Environmental Safety and Health case studies in pediatric toxicology is to make clinicians aware of the role of environmental toxicants in causing adverse health effects in children. At the end of this case, the learner will: • Be familiar with the components of the environmental history • Expand a typical differential diagnosis to include environmentally-induced illnesses • Be familiar with the clinical presentation, pathophysiology and treatment of a classic environmental poisoning • Be familiar with the clinical, governmental, and community resources involved in managing exposure outbreaks, performing environmental monitoring and advocating exposure prevention.