Evidence-Based Information and Analysis
Vagal Tone Deficit — Mechanistic Reference Laurel Fitzhugh — March 2026 | Updated: July 10, 2026 Systemic and Mechanistic Relationships — Personal Reference I. The Foundational Deficit: Vagal Tone A. Developmental impairment Continuous secondhand smoke exposure from prenatal period through age 17; direct tobacco use age 17 to present Prenatal and early childhood smoke exposure … Read more
Neurological Pattern Reference Personal Reference — Laurel Fitzhugh Initial capture: May 2026 | Updated: July 10, 2026 Status: Draft — working document, requires updating as new information develops I. The Central Question A primary neurological or systemic vascular condition may have been present since early adulthood or before, expressing itself across multiple systems simultaneously. The … Read more
“` SetPoint VNS — Responder Analysis Laurel Fitzhugh — May 2026 | Updated: July 10, 2026 Status: Second draft, working document Thesis The case for vagus nerve stimulation in this patient rests on two converging and independent lines of evidence. The first is established in the SetPoint mechanistic reference: a five-factor cumulative vagal deficit spanning … Read more
Gut Barrier and Dysbiosis — Foundational Reference The gut system is the second major constitutional factor in this clinical picture. It is tightly coupled to the CNS system through the gut-vagus connection and through continuous inflammatory signaling originating at the intestinal barrier. LPS translocation increases the inflammatory load while the compromised vagal anti-inflammatory pathway can … Read more
Pharmacological Phenotype: Laurel Fitzhugh — May 2026 | Updated July 10, 2026 The Pattern Over decades of managing a complex multi-system autoimmune disease, a consistent and unusual pattern has emerged in how my system responds to medications. The pattern has two distinct components that sometimes appear together and sometimes independently. First, my system frequently responds … Read more
Iron-Triggered Dysbiosis and Locked Attractor State This document presents a case-based analytical framework, supported by temporal, microbiological, and clinical evidence, for the following: two high-dose intravenous iron infusions in late 2023 and early 2024 acted as the proximate trigger for catastrophic and durable gut microbiome collapse in a host with pre-existing constitutional vulnerability. The collapse … Read more
Helminthic Therapy — Personal Reference Necator americanus (human hookworm) colonization has been maintained since August 2020. This document covers its mechanism relevant to this patient’s picture, clinical response history, the impact of the 2024 dysbiosis event on efficacy, current status, and its relationship to vagus nerve stimulation as a parallel intervention. Mechanism Helminthic therapy operates … Read more
The Root Cause Protocol (RCP) promises a hidden “real” explanation for chronic illness through minerals and metabolism. It attracts many people who have been failed by conventional medicine and who appreciate the use of natural healing practices.
However, this protocol’s sweeping claims and one-size-fits-all approach can and does cause real harm to many.
A practical guide to Erikson’s psychosocial development stages for foster parents and child welfare professionals, with Maslow’s hierarchy as a quick assessment tool.
Pernicious anemia is one of the clearest cases in contemporary medicine where everything required for good outcomes exists — the diagnostic tools, the treatment, the evidence base — and the outcomes remain poor anyway. The gap between what medicine knows and what medicine does is not a gap in knowledge.
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