ADHD Research – Phase 2


Whew. Ok, so… day before yesterday I went into ADHD Research Mode and info dumped quite a bit… mostly so that I could have a place where I’ve documented what I was looking for and not forget. Also, to deep dive further. Here is the continuation of my rabbit hole-ing…

I left off with the “cytochrome P450 (CYP450) enzyme family” search. At the end of that, it mentioned “endocrine disorders” and that’s where I decided to go next.


Google Search:endocrine disorders

Endocrine diseases involve hormonal imbalances and are categorized by the affected gland, including thyroid disorders (like hypothyroidism and hyperthyroidism), adrenal gland disorders (such as Cushing’s syndrome and Addison’s disease), diabetes (like Type 1 and Type 2), pituitary disorders (such as gigantism or acromegaly), parathyroid disorders, and reproductive disorders like PCOS. Causes range from genetic factors and infections to autoimmune conditions, injury, and tumors that disrupt hormone production or function. 

Common Endocrine Diseases by Gland

  • Thyroid Gland:
    • Hypothyroidism: An underactive thyroid gland doesn’t produce enough thyroid hormones, leading to fatigue, weight gain, and cold intolerance. 
    • Hyperthyroidism: An overactive thyroid gland produces too many thyroid hormones, causing weight loss, anxiety, and a rapid heart rate. 
    • Graves’ Disease: An autoimmune condition that causes an overactive thyroid. 
    • Hashimoto’s Disease: An autoimmune condition that leads to an underactive thyroid. 
  • Adrenal Glands:
    • Cushing’s Syndrome: High cortisol levels, leading to weight gain, high blood pressure, and other symptoms. 
    • Addison’s Disease: Adrenal glands don’t produce enough hormones, resulting in fatigue and low blood pressure. 
  • Pancreas:
    • Diabetes: The most common endocrine disease, where the body doesn’t produce or properly use insulin. Types include Type 1 (autoimmune) and Type 2 (insulin resistance). 
  • Pituitary Gland:
    • Acromegaly/Gigantism: Caused by excess growth hormone, leading to enlarged body parts. 
    • Pituitary tumors: Growths on the pituitary gland that can disrupt hormone production. 
  • Reproductive Glands (Ovaries and Testes):

Causes of Endocrine Diseases

  • Genetic factors: Inherited conditions can predispose individuals to certain endocrine disorders. 
  • Autoimmune conditions: The body’s immune system attacks its own endocrine glands. 
  • Infections or diseases: Illnesses can sometimes affect endocrine glands. 
  • Injury: Trauma to an endocrine gland can impair its function. 
  • Nodules or tumors: Growths within the endocrine system can lead to hormonal imbalances. 

Thoughts: Oooooh, buddy. Here’s some fun stuff, because I’ve gone into “gland” research in the past, trying to figure out wtf is wrong with me in previous ADHD Research Modes. This is an area where my brain cogs turn pretty rapidly, making an attempt to connect A to B to C, or whatever there might be – based off symptoms I experience and the scientific evidence for what makes these things tick. For instance, “Trauma to an endocrine gland”? I have suspected pituitary gland issues in the past. The brain’s “ball sack” (if you will):


The pituitary gland, located at the base of the brain, is a small endocrine gland responsible for producing and releasing hormones that control various bodily functions. 

Functions of the Pituitary Gland: 

  • Growth: Produces growth hormone, which regulates body growth and development. 
  • Reproduction: Secretes hormones such as follicle-stimulating hormone (FSH) and luteinizing hormone (LH), which control the menstrual cycle and sperm production. 
  • Thyroid function: Releases thyroid-stimulating hormone (TSH), which controls the thyroid gland’s production of thyroid hormone. 
  • Adrenal gland function: Produces adrenocorticotropic hormone (ACTH), which regulates the adrenal glands’ production of cortisol. 
  • Lactation: Secretes prolactin, which stimulates milk production in women after childbirth. 
  • Water balance: Releases antidiuretic hormone (ADH), which controls water reabsorption in the kidneys. 
  • Stress response: Produces oxytocin, which plays a role in social bonding and stress response. 

In summary, the pituitary gland acts as the “master gland” by coordinating and controlling the release of hormones that regulate numerous vital bodily functions, including growth, reproduction, metabolism, and water balance. 


There’s that “metabolism” stuff again. Hmmmmmm.

So, yeah… this is another rabbit hole that I’ve already delved into, but still relevant… come along, if you wish:


Continued Rabbit Hole Google Search:adrenocorticotropic hormone (acth)

Definition:

Adrenocorticotropic hormone (ACTH) is a peptide hormone produced by the anterior pituitary gland that stimulates the adrenal glands to release cortisol and other hormones. 

Function: 

  • Regulates the production and release of cortisol, a hormone essential for stress response, metabolism, and immune function. 
  • Stimulates the adrenal glands to produce and release other hormones, such as DHEAS (dehydroepiandrosterone sulfate) and androstenedione. 

Mechanism of Action:

ACTH binds to receptors on the surface of adrenal cortical cells, triggering a cascade of events that leads to the production and release of cortisol and other hormones. 

Clinical Significance: 

  • High ACTH levels: Can indicate Cushing’s syndrome, a condition caused by excessive cortisol production. 
  • Low ACTH levels: Can indicate Addison’s disease, a condition caused by adrenal insufficiency. 

Measurement: 

  • ACTH levels can be measured in a blood sample. 

Treatment: 

Treatment for ACTH disorders depends on the underlying cause. For example, Cushing’s syndrome may be treated with medications that block cortisol production, while Addison’s disease may be treated with hormone replacement therapy. 

Additional Information:

  • ACTH is also known as corticotropin. 
  • The normal range for ACTH levels is 9-52 pg/mL. 
  • ACTH is a key component of the hypothalamic-pituitary-adrenal (HPA) axis, a system that regulates stress response. 

Thoughts: Oh… what’s this? “Regulates stress response”? You mean, the decades of trauma and subsequently living in PTSD mode could have something to do with my brain’s function? How very interesting…


Next Rabbit Hole Google Search:hypothalamic-pituitary-adrenal (HPA) axis dysfunction

Hypothalamic-Pituitary-Adrenal (HPA) Axis Dysfunction

The HPA axis is a complex endocrine system that plays a crucial role in regulating the body’s response to stress. It consists of three main components: 

  • Hypothalamus: Located in the brain, it releases corticotropin-releasing hormone (CRH). 
  • Pituitary gland: Situated at the base of the brain, it secretes adrenocorticotropic hormone (ACTH) in response to CRH. 
  • Adrenal glands: Located on top of the kidneys, they produce cortisol, a hormone that helps the body cope with stress. 

Causes of HPA Axis Dysfunction

HPA axis dysfunction can be caused by various factors, including:

  • Chronic stress: Prolonged exposure to stress can lead to an overproduction of cortisol, which can suppress the HPA axis. 
  • Trauma: Traumatic experiences can also disrupt the HPA axis, leading to increased or decreased cortisol levels. 
  • Genetics: Some individuals may have a genetic predisposition to HPA axis dysfunction. 
  • Certain medical conditions: Conditions such as Cushing’s disease, Addison’s disease, and pituitary tumors can affect the HPA axis. 
  • Medications: Some medications, such as corticosteroids and antidepressants, can interfere with the HPA axis.

Symptoms of HPA Axis Dysfunction

Symptoms of HPA axis dysfunction can vary depending on the underlying cause and severity of the dysfunction. Some common symptoms include: 

  • Fatigue โœ…
  • Anxiety โœ…
  • Depression โœ…
  • Irritability โœ…
  • Insomnia โœ…
  • Weight gain โœ… or loss
  • Difficulty concentrating โœ…
  • Increased susceptibility to infections โ“
  • Metabolic problems โ“

Diagnosis and Treatment

To diagnose HPA axis dysfunction, a doctor may perform a physical exam, ask about medical history, and order blood tests to measure cortisol levels. Treatment options depend on the underlying cause and may include: 

  • Stress management techniques: Exercise, yoga, meditation, and other relaxation practices can help reduce stress levels.

Thoughts: Aight. I see some common symptoms listed, even checked the ones I know for sure that I suffer from, but what happens if we ask for MORE symptoms?!


NEXT:Symptoms of HPA axis dysfunction

Hypothalamic-pituitary-adrenal (HPA) axis dysfunction can manifest with a wide range of symptoms, including:

Physical Symptoms:

  • Fatigue and exhaustion โœ…
  • Muscle weakness and aches โœ…
  • Joint pain โœ…
  • Headaches โœ…
  • Dizziness โœ…
  • Gastrointestinal issues (e.g., bloating, constipation, diarrhea) โœ…
  • Slowed metabolism and weight gain โœ…
  • Increased susceptibility to infections โ“

Mental and Emotional Symptoms:

  • Anxiety and depression โœ…
  • Irritability โœ… and mood swings
  • Difficulty concentrating and memory problems โœ…
  • Reduced cognitive function โœ…
  • Increased stress sensitivity โœ…
  • Substance abuse tendencies โŒ

Hormonal Imbalances:

High or low cortisol levels, Thyroid hormone imbalances, and Adrenal insufficiency. 

Other Symptoms:

  • Sleep disturbances (e.g., insomnia, nightmares) โœ…
  • Autoimmune disorders โ“
  • Chronic pain conditions โœ…
  • Sexual dysfunction โœ…

It’s important to note that the symptoms of HPA axis dysfunction can vary widely depending on the specific underlying cause and the severity of the dysfunction. Additionally, some symptoms may overlap with other conditions, such as depression or chronic fatigue syndrome. If you experience any of these symptoms, it’s recommended to consult a healthcare professional for proper diagnosis and treatment. 


Thoughts: Well now… I suppose the next order of business would be to ask my doctor for a referral to an endocrinologist, no? I’ve been to one in the past and had one round of blood tests done for Autoimmune Disorders, but was told that (despite some numbers being sus) I was fine and summarily dismissed. All the same, I believe that some brain scanning shit (something I’ve wanted for years now) may also be in order. And guess what? This is something an endocrinologist can order.

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19 responses to “ADHD Research – Phase 2”

  1. I’m happy to help you research, but as a former medical student and current nurse, I can tell you that medicine is both an art and a science. No amount of WebMD or online research can replace sitting down with a trained and caring healthcare provider.

    Like

  2. From a nursing perspective, your research and symptom correlation are clinically sound. Your doctor’s statement that “endocrinologists don’t deal with hormones” is medically inaccurate – endocrinologists are literally hormone specialists who diagnose and treat exactly what you’ve identified.
    Your HPA axis dysfunction research is spot-on. The connection between trauma/PTSD and disrupted cortisol regulation is well-established in medical literature. Your symptom profile – chronic fatigue, cognitive issues, mood dysregulation, metabolic changes, plus the trauma history – warrants proper endocrine evaluation.
    Red flags I see as a nurse:
    โ€ข Dismissal of evidence-based patient research
    โ€ข Factually incorrect information about specialty scope of practice
    โ€ข Failure to recognize classic endocrine presentation
    โ€ข Missed opportunity for trauma-informed care
    What you need:
    โ€ข Comprehensive hormone panel including ACTH, cortisol studies
    โ€ข Possible dexamethasone suppression test
    โ€ข Pituitary imaging if indicated
    โ€ข Proper endocrinology consultation
    Advocacy suggestions:
    โ€ข Request referral in writing – if refused, ask for documentation of refusal
    โ€ข Consider second opinion from different primary care provider
    โ€ข Your research gives you strong foundation to advocate with specialists
    โ€ข Don’t let dismissive attitudes discourage you from seeking appropriate care
    Your self-advocacy here is exactly what healthcare should look like. You’ve done the work to understand your symptoms and deserve providers who take that seriously. The OB/GYN referral might help with reproductive hormones, but you still need comprehensive endocrine workup.
    Keep pushing for the care you need.

    Liked by 1 person

  3. Medical News Today. Endocrinologist: Why would I visit and what can I expect? Updated January 7, 2025. https://www.medicalnewstoday.com/articles/248679
    Endocrine Society. Cushing’s Syndrome and Cushing Disease. Updated March 31, 2022. https://www.endocrine.org/patient-engagement/endocrine-library/cushings-syndrome-and-cushing-disease
    Sondergaard-Andersen H, et al. Post traumatic stress disorder associated hypothalamic-pituitary-adrenal axis dysregulation and physical illness. Comprehensive Psychiatry Plus. 2024;3:100064.
    Lobo I, et al. HPA axis function and diurnal cortisol in post-traumatic stress disorder: A systematic review. Psychoneuroendocrinology. 2019;104:136-142.
    Schumacher S, et al. HPA axis regulation in posttraumatic stress disorder: A meta-analysis focusing on potential moderators. Neurosci Biobehav Rev. 2019;100:35-57.
    Wahbeh H, Oken BS. Stress hormones and post-traumatic stress disorder in civilian trauma victims: a longitudinal study. Part I: HPA axis responses. Int J Neuropsychopharmacol. 2013;16(2):365-373.
    Cleveland Clinic. Cortisol: What It Is, Function, Symptoms & Levels. Updated February 17, 2025. https://my.clevelandclinic.org/health/articles/22187-cortisol
    Cleveland Clinic. Adrenocorticotropic Hormone (ACTH): What It Is & Function. Updated May 5, 2025. https://my.clevelandclinic.org/health/articles/23151-adrenocorticotropic-hormone-acth

    Liked by 1 person

  4. We here at WearingTwoGowns.Blog believes that medical decisions should be made in partnership with your medical professional. We also think that you are entitled to a second opinion, as a principle, I wish all insurance companies believed the same

    Liked by 1 person

  5. Again not medical advise only for educational purposes. In the states we have naturopathy doctors. They get a 4 year degree but use herbals etc. There is also something called functional medicine doctor which blends east and west and they are actually medical doctors

    Liked by 1 person

    • Holy wow! ๐Ÿ˜† My apologies for not responding sooner. I want to give a wholehearted thank you for all this wonderful information – I’m saving all the sites you linked for me. But more than that… the validation you’ve given me is worth so much that I’m at a loss for words. I’ve been doing this ADHD Research Mode thing for 10 years, trying to figure out why my body is slowly degrading and new symptoms and pains gradually add themselves to the growing list I wish I could burn. And, I have also encountered SO MUCH dismissal from various doctors and specialists (Arkansas is notorious for this, especially because I’m a woman) that I have frequently gone through phases of giving up vs renewed self-advocacy.

      This is the first time my current Primary has shocked me with… well, to put it bluntly, ignorance. I was so surprised in the moment that I froze internally and couldn’t speak up about how she was wrong (a past Primary got angry with me when I’d done that – queue PTSD). I see her again for Physical Medicine (chiro/dry needling) in less than 3 weeks. I speak with the head Physician of this Pain Management office the next day about beginning PRP (platelet-rich plasma) Injections. With your “educational information” ๐Ÿ˜‰ – I will see if I can’t verbally discuss endocrinology with my Primary again, maybe with notes and links on paper to hand over. If she is open to receiving this information and giving me a referral… great. If not, then the following appointment with Head Physician will include asking about this same topic and hopefully getting correct information and a referral from him instead.

      So, again… thank you. I will do my best to advocate for myself more next time. I can only hope that this will be a small hiccup in my care with my Primary, because she’s been pretty phenomenal the entire year I’ve been seeing her. I have no reason to believe that she would get offended, but… PTSD brain don’t care ๐Ÿ˜…

      Liked by 1 person

      • You’re welcome, and I’m genuinely glad this resonated with you. When I was dismissed from medical school because of my disability (no matter what they claimed otherwise), I broke down crying in my wife’s arms and told her, “All I ever wanted was to help people…”

        Finding validation in moments like this – sharing knowledge, connecting with others about medicine, seeing that my passion and purpose haven’t disappeared – means so much to me. Sometimes the path to helping people looks different from what we planned, but the calling remains. Woot woot indeed! ๐Ÿ™Œ

        Liked by 1 person

    • Oops… one more thing – I very much prefer D.O.’s to M.D.’s and having that blend of medical and naturopathic. I didn’t get to choose the Pain Management office I’m in, because Medicaid, but despite not being naturopathic (that I’m aware of), they do lean towards those types of things.

      Liked by 1 person

  6. DOs get 200+ hours of hands-on manipulation training (OMT) that MDs don’t – rooted in founder Andrew Still’s 1874 belief that God designed the body to heal itself after losing his kids to meningitis during the Civil War. Today DO/MD training is nearly identical with same residencies and specialties, but DOs keep that distinctive manual medicine background

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