PANS? Initially, (beginning at age 5-7) it looks like OCD (emotional or physical), a tic, separation anxiety, or sensory issues. Often it is misdiagnosed as one of the symptoms or as autism, ADD, anxiety, depression, or bi-polar. After time, more symptoms appear inc rage, impulse control, cognitive delays/regressions, self-harm, mania, psychosis. There may be a genetic predis. But almost all cases are a result of toxin overload (weakened barrier between the gut and brain and an infection (Lyme, strep, etc). Look into it.