Nine-year-old Silvanna Moreno passed away on March 18, 2025, just hours after undergoing a dental procedure at Dreamtime Dentistry in Vista, California, turning what should have been a routine dental visit into a tragedy. The San Diego County Medical Examiner’s Office has now declared her death to be an accident, more than two months after her untimely death. “Methemoglobinemia in the setting of recent nitrous oxide administration” was listed as the cause of death.According to the Cleveland Clinic, MetHb occurs when nitrous oxide affects hemoglobin, reducing oxygen transport to tissues and causing hypoxia. AUTOPSY REPORT OUT Authorities have revealed what...
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