When Kids Plateau: The Trigger Question You Have to Ask

In my most recent NeuroBuild Pro coaching call, one of our members brought up a case that I hear some version of constantly. A child with a clear autoimmune presentation, making progress neurologically, but not holding onto it. It opened up a conversation I think every provider working with these kids needs to have.

I keep seeing this pattern in complex neurodevelopmental cases. A child makes real neurological progress. Reflexes integrate. Tone improves. Speech begins to emerge. And then, a few months later, the family is back in your office and you are looking at regression. Same presentation. Same inflammation. The progress didn't hold.

Most of the time, the reason is not the rehab. The reason is that we found the neurological piece but never found the trigger.

What the Lab Work Is Actually Telling You

When I see a child presenting with OCD, anxiety, repetitive activity, stimming, or significant behavioral dysregulation, I almost always run a Neural Zoomer first. What I am looking for specifically is dopamine receptor 2 antibodies. When those are elevated, it tells me we are dealing with an autoimmune process, and that process is going to keep firing until we find what is activating it.

There are three distinct loops that run through that system. The cognitive loop produces perseveration and OCD. The limbic loop produces severe emotional dysregulation. The motor loop produces tics, stimming, and repetitive movements. Knowing which loop is involved helps you understand what you are seeing clinically, but it does not tell you why it is happening.

If there is a strep infection in the history, that is PANDAS. If the trigger is anything else, viral, mold, environmental toxicity, that is PANS. The treatment approach for the neurological piece is similar either way. But if you do not find the trigger and remove it, you are going to keep chasing the same presentation.

The Mold Question Is Underasked

In cases where I do not find strep as the trigger, I commonly find mold toxicity. The OAT test will show you whether mold metabolites are present in the body, but it will not tell you about mycotoxins specifically. For those, you need a total toxic burden test, which covers mycotoxins, environmental toxins, and heavy metals together.

If gliotoxin or ochratoxin A shows up, you have to find the source. Gliotoxin in particular often traces back to a front-load washer. It is worth asking families whether they have one. If the child is a chronic bed wetter, the mattress is another common source. Families almost never check under the mattress. If you lift it, you will often find mold and they had no idea.

This is environmental medicine, but it is completely inseparable from neurological care in these cases.

You Can't Rehab Your Way Out of a Moldy House

This is the clinical reframe that matters most. You can integrate reflexes. You can improve cerebellar function. You can see real gains on all of your outcome measures. And if that child goes home and sleeps in a room with active mold exposure every night, the autoimmune process is going to reactivate. The neuroinflammation will return. The gains will erode.

What this means practically is that in any PANS or PANDAS presentation, identifying and removing the trigger is not a secondary step. It is a prerequisite for durable progress. The neurological rehab you are doing creates a window. What you do with the environment during that window determines whether the improvement holds.

What Actually Changes the Trajectory

In these cases, I laser three times a week consistently to start, adjust, and work on reducing the inflammatory load through every available channel. But simultaneously, I am running the full workup: neural zoomer, gut zoomer, total toxic burden. I want to know what is activating the immune system before we are six months in and wondering why the progress keeps reversing.

The neurological work is real and it matters. But in an autoimmune presentation, the trigger is the case. Find it, address it, and the progress you are creating has somewhere to go.

P.S. If you want to learn how to scale your clinic, email Jon at jon@drjoshmadsen.com. I only take three new coaching clients a month.