DR. AREN NILSSON
What My Mother’s Death Taught Me About the Failure of Symptom Management
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Personal GrowthSeptember 2025·8 min read

What My Mother’s Death Taught Me About the Failure of Symptom Management

I've started writing this many times. I've set it aside just as many. Writing around it is easier. Writing through it means going back to a place I carry with me every day but rarely put into words.

I'm sharing this now because I think it matters. Not for sympathy, and not to make a point at the expense of someone I love. I'm sharing it because my mother's story illuminates something important about how our healthcare system works, and where it falls short. And because I believe understanding what happened to her might help someone else's family.

My Mother

Shortly after I was born, my mother was riding her bicycle and was struck by a truck. She survived. But she sustained a traumatic brain injury that would shape the rest of her life.

I don't remember the accident. I was an infant. What I remember is growing up with a mother who struggled quietly. Not in a way that was visible to the outside world.

But the depression was constant. Not the kind of sadness that comes and goes with circumstances. The kind that lives in the background, always there, even on good days. She had anxiety that would spike without warning. Mood shifts. Cognitive difficulties she tried to keep to herself because she didn't want anyone to worry.

She was a strong woman. Resilient in the way people are when they have no other choice. She kept going because that's what you do.

Twenty Years in the System

My mother was a good patient. She went to her appointments. She took her medications. She participated in therapy. She did everything the system asked of her.

The system responded with the tools it had. SSRIs for the depression. Anxiolytics for the anxiety. Adjustments when one medication stopped working, which happened regularly because the underlying condition wasn't being addressed. Therapy to develop coping mechanisms, which, put another way, meant learning to live with the problem rather than solving it.

Over twenty years, the medications changed. The dosages changed. The therapists changed. The one thing that never changed was the approach: manage the symptoms, keep them at a livable level, accept that this is a chronic condition requiring lifetime management.

Nobody questioned the premise. Nobody asked whether a traumatic brain injury sustained decades earlier might still be causing ongoing physiological damage that was driving her psychiatric symptoms.

They treated what they saw: depression and anxiety. They prescribed accordingly. And for twenty years, my mother existed in a holding pattern. Maintained, but not healing.

What a Traumatic Brain Injury Actually Does

I didn't understand any of this at the time. I was a kid, then a teenager, then a young man watching his mother struggle without the knowledge to understand why it never got better.

I understand it now. And the understanding is both clarifying and painful.

A traumatic brain injury is not a one-time event. It's an initiating event that can trigger cascading neurological processes persisting for years or decades.

Neuroinflammation:TBI triggers microglial activation, the brain's immune response. In many cases, this activation becomes chronic. The microglia stay in a pro-inflammatory state, continuously releasing inflammatory cytokines and reactive oxygen species, creating persistent inflammation that damages neurons, disrupts synaptic function, and directly contributes to depression and anxiety. This is well-documented in the TBI literature.

Blood-brain barrier disruption: The blood-brain barrier is a selective barrier protecting the brain from circulating toxins and inflammatory molecules. TBI can damage it, making it permeable. This allows substances into the brain that shouldn't be there, further fueling neuroinflammation. BBB integrity can remain compromised for years after the initial injury.

Neurotransmitter dysregulation: The impact damages axons and disrupts the neural pathways responsible for producing and recycling neurotransmitters like serotonin, dopamine, and norepinephrine. This isn't a "chemical imbalance" in the way antidepressant marketing describes it. It's structural injury to the systems that produce the chemicals. Giving someone an SSRI to address neurotransmitter disruption from TBI is like using a funnel to fix a broken pipe. The problem isn't distribution. It's the infrastructure.

HPA axis dysfunction: TBI frequently damages the hypothalamic-pituitary-adrenal axis, disrupting cortisol regulation and stress response. This can manifest as anxiety, hypervigilance, and emotional dysregulation that looks psychiatric but is endocrine in origin.

Oxidative stress. Chronic neuroinflammation and metabolic dysfunction generate persistent oxidative stress in damaged brain tissue, which further impairs neurons and cellular repair. It becomes self-perpetuating.

My mother's depression was not simply a chemical imbalance requiring pharmaceutical correction. It was the downstream expression of a brain injury that never healed, because nobody looked at the brain. They looked only at the symptoms the brain was producing.

New Year's Eve, 2012

I don't share the details of that night. They belong to my family.

What I will share is this: on New Year's Eve, 2012, my mother took her own life.

The ground shifts when you lose someone this way. There's a question that settles into your bones and stays: could this have been prevented?

For a long time, that question was purely emotional. Over the years that followed, as I studied and trained and learned, it became clinical too.

Because the answer, as far as I can understand it, is: maybe. Possibly. We'll never know for certain. But the chance was there, and nobody took it.

The neuroinflammation could have been measured. The blood-brain barrier integrity could have been assessed. The HPA axis function could have been tested. The oxidative stress could have been quantified. The science existed. The testing existed. Interventions existed: anti-inflammatory protocols, neuroprotective agents, targeted nutritional support, hyperbaric oxygen therapy, neurofeedback, functional neurology.

The system didn't use any of it. Because the system doesn't look for root causes. It manages symptoms. That's what it's designed to do. That's what it did, for twenty years.

What I Learned

I learned that the healthcare system is designed to treat everyone. It is not designed to investigate everyone. There is a difference between those two things, and the difference can be profound.

I learned that compliance is not the same as healing. My mother did everything right by the system's standards. She followed the protocol. The protocol was incomplete.

I learned that "treatment-resistant depression" is often not resistant to treatment. It's resistant to the wrong treatment. When you're addressing the downstream symptom of an upstream cause, the symptom returns because the cause was never touched. That's not treatment resistance. That's an incomplete picture.

I learned that "there's nothing more we can do" is rarely the full truth. What it usually means is "there's nothing more within our current framework that we know how to do." And that limitation is worth questioning.

I learned that every patient is a person. This sounds obvious. In a system that processes patients through appointment slots, insurance codes, and formulary options, it's easy for the humanity to get lost in the mechanics.

Why I Do What I Do

People ask me sometimes why I went into root-cause medicine. Why I care so deeply about investigating underlying causes rather than managing symptoms at the surface.

This is why.

Every patient who sits across from me is someone's mother. Someone's father. Someone's child. And they've come to me because what they've tried before didn't find the answer. Maybe it managed their symptoms well enough to get by. Maybe it didn't. But it didn't solve the problem, and they know it, even if no one has validated that feeling.

I validate it. Because I lived what happens when nobody does.

When I run comprehensive labs on a patient, I'm doing the thing that nobody did for my mother. When I trace symptoms back to their origin and find a cause that was missed, I'm honoring something I decided a long time ago: that I would spend my career making sure other people got the investigation my mother deserved.

If This Reaches You

If you're a patient and you've been told everything is "normal" but you don't feel normal, trust that instinct. Ask for more. Advocate for the deeper investigation. Seek providers who think in systems, not just symptoms.

If you're watching someone you love struggle in a system that isn't reaching them, trust that instinct too. Push for answers. Get other perspectives. Don't accept "we've tried everything" from a system that may not have tried the thing that matters most.

If you're a clinician, I'd ask this: look deeper. Order the test. Ask the question. Take the extra time when you can. It matters more than you know.

For My Mother

Mom, I didn't understand what was happening when I was young. I do now.

I understand the injury. I understand the inflammation. I understand why the medications couldn't reach what was actually wrong. None of that understanding makes it hurt less.

But it gave me direction. It gave me purpose. Every patient I help, every root cause I uncover, every family I can help spare from the kind of loss that reshaped ours: that's for you. It has always been for you.

You deserved better. You deserved someone who would look for the why.

I'll spend the rest of my career making sure other people get that.

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What My Mother’s Death Taught Me About the Failure of Symptom Management | Aren Nilsson