‘Outgoing’ 9-Year-Old Changes ‘Overnight’ into Angry Person Parents Don’t Recognize. Then Gets a Shocking Diagnosis (Exclusive)
Key Points:
- In 2023, Crystal Loos noticed her daughter Lacy Mae's sudden behavioral changes, including withdrawal, anger, and psychotic episodes, initially misdiagnosed as anxiety and depression.
- After multiple hospital visits and ineffective treatments, Lacy Mae was eventually diagnosed in September 2024 with PANS/PANDAS, a rare autoimmune neuropsychiatric disorder triggered by infections attacking the brain.
- Treatment with antibiotics, IVIG, and immune-regulating therapies led to significant improvement, with Lacy Mae regaining most of her normal functioning by late 2024.
- Loos has since raised awareness about PANS/PANDAS through viral social media posts, connecting with other parents and advocating for better recognition and diagnosis of








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