Filling in the Gaps ™:

Endometriosis & Chronic Pelvic Pain

  

Target learner: NPs, PAs, and physicians in primary care, women's health, and functional medicine who see pelvic pain but were trained to treat it as a gynecology-only, hormones-or-surgery problem.

Format: Case-based. Every module ends with a case. One longitudinal patient threads the course; standalone vignettes appear where a different phenotype makes the teaching point.


Estimated CME hours: 10 core; 12 with the optional module.

Pre-registration launch pricing ends when accreditation is confirmed.

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Practice gap

 

Endometriosis carries an average diagnostic delay of 7 to 10 years.

Most clinicians evaluate pelvic pain through a reproductive-organ lens, miss non-gynecologic pain generators, do not perform a discriminating exam, and default to hormonal suppression or surgical referral without addressing inflammation, immune dysregulation, central sensitization, or the overlapping conditions that maintain pain after tissue is treated.

Course Learning Objectives

 

  • Apply the FIGO-IPPS classification to construct a systems-based differential for chronic pelvic pain and identify never-miss diagnoses.
  • Perform a discriminating pelvic pain history and physical exam, including abdominal wall, pelvic floor, and central sensitization assessment.
  • Explain endometriosis as a multisystem inflammatory and immune-mediated condition and apply current criteria for clinical diagnosis and empiric treatment.
  • Interpret a functionally oriented laboratory and imaging workup, including the limits of imaging in excluding disease.
  • Construct a stepwise, sequenced treatment plan integrating anti-inflammatory foundations, hormone modulation, gut and mast cell interventions, pharmacologic options, and nervous system retraining.
  • Determine referral timing and criteria for excision surgery, pelvic floor physical therapy, reproductive endocrinology, and mental health support.

Downloadable assets (build list):

 

  • Pelvic pain intake and history template with timeline mapping worksheet
  • ESAT and pelvic pain screener packet
  • FIGO-IPPS differential reference table with discriminating features and red flags (the Module 2 taxonomy as a keeper document)
  • Lab workup and interpretation quick-reference
  • Exam technique checklist (abdominal wall, pelvic floor, uterosacral)
  • Anti-inflammatory foundation patient handout
  • Supplement protocol sheet with evidence tiers and dosing
  • Referral letter templates: excision surgeon, pelvic floor PT, REI
  • Surgeon vetting question list for patients
  • Pain neuroscience education patient explainer

OPEN BUILD DECISIONS

Depth of MCAS content here vs cross-reference to FiGs: MCAS.

Longitudinal case: one patient or two contrasting phenotypes (classic cyclic DIE vs the hypermobile/MCAS/nociplastic cluster).

READY TO GO DEEPER →

COURSE CURRICULUM

Module objective: describe the multisystem model of endometriosis and identify the clinical consequences of the gynecology-only paradigm.

The Cost of the Current Paradigm

  • Epidemiology: prevalence in reproductive-age women, prevalence in chronic pelvic pain and infertility populations, economic and quality-of-life burden.
  • Diagnostic delay: 7 to 10 years average, where the years go (normalized dysmenorrhea, serial negative imaging, IBS and psych mislabels, dismissed pain), and what primary care can do to shorten them.
  • Adolescent presentations: early dysmenorrhea normalized as "bad periods," school absence as a screening flag, NSAID-refractory dysmenorrhea as a referral trigger.
  • Limitations of the gynecology-only, hormones-and-surgery-only model; why suppression is not resolution; why pain frequently survives anatomically successful surgery.

Endometriosis as a Multisystem Condition

  • Chronic inflammatory condition: the peritoneal inflammatory milieu, prostaglandins, cytokines, oxidative stress.
  • Immune dysregulation disorder: impaired lesion clearance, macrophage polarization, NK cell dysfunction, autoantibody findings, epidemiologic overlap with autoimmune disease.
  • Connective tissue involvement and the overlap cluster: hypermobility spectrum disorders and hEDS, MCAS, POTS, and why these patients concentrate in endometriosis populations.
  • Chronic overlapping pain conditions as a shared-mechanism family: migraine, fibromyalgia, bladder pain syndrome, TMJ, chronic fatigue.
  • What the reframe changes clinically: treatment targets beyond estrogen, the case for parallel rather than sequential intervention.

Orientation to the Course Method

  • The multisystem workup as a repeatable sequence: map the differential, take the discriminating history, examine, test with intent, treat in layers, refer with precision.
  • How the FiGs lens will be applied selectively across the course.
Case 1

A 26-year-old with a 10-year symptom history, three normal ultrasounds, two ER visits labeled "ovarian cysts," and a current chart problem list reading "IBS, anxiety." Learners identify every point where the system failed her and script what a different first visit looks like.

Module objective: assign pelvic pain presentations to FIGO-IPPS categories using discriminating features, and identify red-flag presentations requiring urgent action.

Built on FIGO-IPPS categories. For each: distinguishing features, the discriminating question or exam finding, and the trap. Delivered with the downloadable reference table.

Reproductive

  • Endometriosis: cyclic evolving to continuous, deep dyspareunia, dyschezia, infertility association. Positioned as the upstream driver behind many entries elsewhere on this list.
  • Adenomyosis: heavy bleeding plus diffuse cramping pain, bulky tender uterus, the imaging-diagnosable one.
  • Fibroids: bulk symptoms vs pain, degeneration as the acute presentation.
  • Ovarian masses and cysts: the functional cyst trap, when a cyst explains pain and when it's a bystander.

Urinary

  • Bladder pain syndrome/interstitial cystitis: pain with filling relieved by voiding, urinary frequency without infection.
  • Bladder endometriosis: cyclic urinary symptoms, cyclic hematuria as the clue.
  • The trap: recurrent "UTIs" with negative cultures.

Gastrointestinal

  • IBS: Rome criteria, and the IBS-that-tracks-with-menses pattern that should trigger the endo question.
  • IBD: alarm features, when to scope.
  • Bowel endometriosis: dyschezia, cyclic hematochezia, pain with defecation during menses.
  • Food intolerances and their overlap with mast cell activity.
  • Chronic appendicitis: the RLQ never-miss.

Musculoskeletal

  • Myofascial pain and trigger points: reproducible on palpation, non-cyclic.
  • Pelvic floor dysfunction: hypertonicity as both consequence and generator of pain.
  • SI joint dysfunction: positional pattern, provocation testing.
  • Hypermobility disorders: Beighton screening, why joint laxity and pelvic pain travel together.

Vulvovaginal

  • Vulvodynia, vestibulodynia, vaginismus: entry pain vs deep pain sorting. Cross-reference to FiGs: Sexual Health for full diagnosis and treatment; this course teaches the recognition and sorting only.

Vascular

  • Pelvic venous disease: standing-worse, supine-better, postcoital ache, multiparity association.
  • Nutcracker and May-Thurner syndromes, AVM: when anatomy compresses veins, and which imaging finds it.

Nociplastic/Sensory

  • Hyperalgesia, allodynia, hypersensitivity as exam findings, not personality traits.
  • Sleep disturbance as amplifier and target.
  • MCAS: flushing, urticaria, food and med reactions, the multisystem reactivity pattern. Recognition here; workup and treatment depth in FiGs: MCAS.

Chronic Overlapping Pain Conditions

  • Migraine, fibromyalgia, chronic fatigue, chronic low back pain: what co-occurrence tells you about central mechanism and prognosis.

Mental Health/Neurologic

  • Central sensitization (mechanism owned by Module 3), depression, anxiety, PTSD.
  • Comorbidity without causality: how to hold both truths without dismissing either.

Other

  • Adhesions: post-surgical and post-infectious, the evidence problem with attributing pain to them.
  • Hernias: inguinal, femoral, obturator; the standing exam.

The Never-Miss List

  • Ovarian torsion, malignancy, ectopic pregnancy in the acute-on-chronic presentation, chronic appendicitis, catamenial pneumothorax as the extrapelvic endometriosis flag.
Case 2

Three brief vignettes with near-identical chief complaints of "pelvic pain, worse with periods." Learners assign each to a primary category using one discriminating feature apiece, and flag the one containing a red flag.

Module objective: perform a discriminating history and physical exam and construct a purposeful laboratory and imaging workup.

Pelvic Pain History

  • Key discriminators: cyclic vs non-cyclic, pain with ovulation, bowel symptoms with menses, dyspareunia sorted superficial vs deep, infertility history, progression pattern over years.
  • The systems review that earns its keep: autoimmune and allergy history, acne, migraines, PMDD, urticaria and flushing, joint hypermobility, orthostatic symptoms, sleep quality.
  • Menstrual history done properly: age at menarche, cycle length and flow, NSAID responsiveness, school and work absence.
  • Trigger event timeline: menarche, infections, surgeries, trauma, antibiotic courses, hormonal contraception starts and stops, with life stress overlay. Timeline mapping as the FM signature method, with worksheet.
  • Environmental exposure screening: endocrine disruptors, occupational exposures, plastics and personal care products. Loop closes in Module 5.
  • Trauma screening done safely; what to do with a disclosure.
  • Tools: ESAT, pelvic pain screener, the intake template.

Physical Examination

  • The trauma-informed exam: consent at each step, patient control, stopping rules (cross-reference to FiGs: Sexual Health for full technique).
  • Standing exam: hernias, varicosities.
  • Abdominal wall assessment and Carnett's sign: distinguishing wall from visceral pain, the most underused two minutes in pelvic pain.
  • External inspection and Q-tip vestibule screen when entry pain is reported.
  • Single-digit pelvic exam before any speculum: pelvic floor tone, tenderness, trigger points, levator assessment.
  • Uterosacral tenderness and nodularity, fixed retroverted uterus, adnexal findings, cervical motion tenderness.
  • Beighton score when the history suggests hypermobility.
  • What a normal exam does and does not tell you; documenting findings that support clinical diagnosis.

Central Sensitization Primer

  • Nociplastic pain as the third mechanistic category; amplification pathways, descending inhibition failure, chronic pain rewiring.
  • Recognizing the sensitized patient: allodynia, spreading pain, disproportionate findings, multi-site pain history.
  • Why sensitization changes treatment sequencing. Mechanism owned here; treatment owned by Module 7.

Laboratory Workup, With Interpretation Logic

  • Core panel and what each answers in a pelvic pain patient: CBC (anemia from heavy bleeding, infection screen), CMP, iron and ferritin (the fatigue driver hiding in plain sight), vitamin D, B12 and folate, hs-CRP and sed rate (the inflammation baseline and its limits), fasting insulin and HOMA-IR (metabolic-inflammatory context), full thyroid panel.
  • Presentation-driven additions: day 21 progesterone and the question it actually answers, AM cortisol, total and free testosterone with SHBG, celiac screen when GI-predominant, urinalysis and culture logic.
  • Gut testing: when it adds decision-changing information and when it adds cost.
  • What not to order; avoiding the thousand-dollar shotgun panel; CA-125 counseling (why it misleads in this population).

Imaging

  • What imaging can do: expert transvaginal ultrasound and MRI for deep infiltrating disease, endometriomas, adenomyosis findings; sliding sign; the value of an endometriosis-protocol study and how to request one.
  • When does a finding indicate a driver of pain
  • What it cannot do: exclude superficial peritoneal disease. A negative ultrasound never rules out endometriosis. Teach it as a rule.
  • Modality selection by suspected driver: venous studies for vascular pattern, MRI for DIE mapping and surgical planning, when imaging changes management and when it delays it.
Case 3

A 33-year-old with deep dyspareunia and dyschezia. Learners select history questions, predict exam findings, choose the workup, and defend every order against the question "what will this result change?"

Module objective: explain endometriosis pathophysiology at the level required to justify multisystem treatment, and apply current standards for clinical diagnosis.

Pathophysiology

  • Origin theories and current thinking: retrograde menstruation and why it alone fails to explain the disease, coelomic metaplasia, stem cell and lymphovascular spread, the genetic and epigenetic layer.
  • Lesion biology: local estrogen production and aromatase expression, progesterone resistance at the receptor level, why lesions are endocrine organs in miniature.
  • The inflammatory and immune machinery: impaired clearance, macrophage behavior, cytokine environment, neuroangiogenesis and how lesions acquire their own nerve supply, peripheral pain generation.
  • Lesion phenotypes: superficial peritoneal, ovarian endometrioma, deep infiltrating disease; why phenotype matters for imaging, surgery, and prognosis.
  • Why stage does not predict pain, and what does.

Hormone Effects and Progesterone Resistance

  • The receptor-level explanation for why suppression underperforms; implications for progestin selection and dosing.

Adenomyosis

  • Distinct entity, frequent companion: junctional zone findings, presentation differences (bleeding-predominant, diffuse cramping), imaging diagnosis, treatment divergence, the hysterectomy conversation and its timing.

Diagnosis in 2026

  • The clinical diagnosis movement: presumptive diagnosis on history and exam, empiric treatment without laparoscopy, current guideline support, documentation that protects the patient and the clinician.
  • When tissue diagnosis still matters: diagnostic uncertainty, surgical planning, patient preference.
  • Staging systems (rASRM, Enzian, EFI): what each is for, what none of them do.

Fertility

  • Mechanisms of endometriosis-associated infertility: inflammatory oocyte environment, tubal factors, implantation effects.
  • When to refer to REI, and why early referral beats watchful waiting after 35.
  • Fertility preservation counseling; how each treatment choice interacts with fertility timelines; the endometrioma-and-ovarian-reserve problem.

Extrapelvic Endometriosis

  • Thoracic endometriosis and catamenial pneumothorax, abdominal wall and scar endometriosis, brief survey for recognition.
Case 4

A 29-year-old planning pregnancy in two years, moderate symptoms, no prior surgery. Learners weigh empiric medical treatment vs surgical referral vs REI consult and build the counseling conversation with honest numbers.

Module objective: construct and sequence a foundational treatment plan addressing inflammation, gut function, mast cell activity, and environmental load.

Sequencing Philosophy

  • Layered treatment: foundation first, pharmacology in parallel where pain severity demands it, nervous system work running alongside from day one. Against the everything-at-once protocol dump.

Foundation

  • Mediterranean-style anti-inflammatory pattern: the evidence in endo populations, practical translation, cultural adaptability.
  • Removals: excess sugar, excess alcohol; the honest conversation about both.
  • Elimination diets: when, how, for how long, and how to run one without creating food fear or disordered eating patterns; reintroduction discipline.
  • Sleep as an anti-inflammatory intervention: targets, hygiene, when to treat sleep as the primary problem.
  • Stress physiology and the HPA layer: what stress does to pain thresholds and immune behavior; realistic interventions.
  • Movement: gentle, paced, graded for the sensitized patient; why "just exercise" backfires and what to prescribe instead.

Supplements, With Evidence Tiers and Dosing

  • Omega-3: dose, formulation, the dysmenorrhea data.
  • NAC: the endometrioma data, dosing protocol.
  • Vitamin D: repletion targets in an inflammatory condition.
  • Resveratrol, vitamins C and E: what the evidence supports, what it doesn't.
  • Curcumin and magnesium as reasonable additions; interactions and quality considerations.
  • Which ones to cut first when patients are overwhelmed or budget-limited.

Gut Health

  • The estrobolome and estrogen recirculation: beta-glucuronidase, enterohepatic cycling, the mechanism made prescriber-friendly.
  • Dietary interventions for the gut layer; fiber targets; fermented foods.
  • Dysbiosis, SIBO overlap with IBS-labeled patients; when gut testing adds decision-changing value.
  • Cross-reference to FiGs: Gut & Metabolic Health for full workup depth.

Mast Cell Stabilization

  • Mast cells in endometriotic lesions; the endo-MCAS overlap and what it means for refractory patients.
  • H1/H2 blockade protocols, stabilizing supplements (quercetin, vitamin C, luteolin), trigger identification and lifestyle load reduction.
  • Depth boundary: full MCAS workup and treatment lives in FiGs: MCAS; this module covers the pelvic pain application.

Environmental Load

  • Closing the Module 3 loop: endocrine disruptor reduction that patients can actually execute, prioritized by exposure impact; plastics, personal care products, occupational counseling.
  • Supporting detoxification physiology without detox theater.
Case 5

Learners build the first 90 days of a foundation plan for the Module 3 patient: what starts week one, what waits, what gets measured, and what "working" looks like at day 90.

Module objective: select and sequence hormonal and non-hormonal pharmacologic therapy by mechanism, phenotype, and patient goals.

Hormone Modulation

  • Progestins vs progesterone: pharmacologic difference, receptor behavior, when each is the right tool.
  • The progestin menu: norethindrone acetate, dienogest, levonorgestrel IUD, DMPA; selection by symptom pattern, side effect profile, and fertility timeline.
  • Combined hormonal contraception: continuous dosing logic, who it helps, who it fails.
  • The GnRH agonist/antagonist discussion, evidence-forward: where elagolix and relugolix combination products have trial data, bone density loss and add-back complexity, cost and access, hypoestrogenic side effect burden, and the case for placing them late in the algorithm rather than early. Position stated with the counterargument included; patient selection criteria for when they are the right call.
  • Aromatase inhibitors in refractory disease: niche use, co-suppression requirements.
  • Endometriosis in peri/menopause: does it end, recurrence on HRT, HRT formulation decisions with an endo history. Cross-reference to the Peri/Menopause course.

Non-Hormonal Pharmacology

  • NSAIDs done properly: timing ahead of menses, adequate dosing, GI protection.
  • Low dose naltrexone: proposed mechanism, titration protocol, expectations timeline, side effect counseling.
  • GLP-1/GIP agonists: the inflammatory and metabolic rationale, current evidence honestly graded as early. Cross-reference to FiGs: GLP-1s.
  • Vaginal and rectal suppositories, compounded options (diazepam, baclofen, ketamine combinations): what's in them, what the evidence supports, sourcing and cost.
  • Cannabinoids/CBD: formulations, dosing reality, drug interactions, legal counseling by state.
  • Duloxetine and centrally-acting agents: patient selection for the sensitized phenotype, SNRI vs gabapentinoid logic.
  • Why opioids have no role in chronic pelvic pain: the evidence, opioid-induced hyperalgesia, and the exit conversation for inherited patients on chronic opioids.

Choosing and Combining

  • Matching pharmacology to phenotype: cyclic-predominant vs continuous, bleeding-heavy vs pain-heavy, fertility-now vs fertility-later vs fertility-never.
  • Defining treatment failure and trial duration before switching.
Case 6

Two patients, same diagnosis: one cyclic-predominant with fertility plans in 18 months, one continuous pain with a sensitized exam and no fertility goals. Learners select and sequence strategies and justify each by mechanism.

Module objective: treat central sensitization as a primary target using education, referral, and adjunctive therapies sequenced alongside tissue-directed care.

  • Pain neuroscience education as a first-line intervention: what to say, the patient explainer, why understanding pain changes pain.
  • Reframing catastrophizing: a treatable amplification pattern, not a character flaw; screening and response.
  • Pelvic floor PT: referral criteria, what a session involves, internal vs external work, setting expectations, writing a referral that gets the right treatment.
  • Down-regulation practices: vagus nerve stimulation practices, breathwork, mind-body therapies with evidence (CBT for chronic pain, ACT, mindfulness-based interventions).
  • Somatic therapy and trauma-processing modalities: when trauma history is active in the pain presentation.
  • Acupuncture: evidence tier, what to tell patients.
  • Neuromodulation: TENS, percutaneous tibial, sacral; who benefits.
  • Red light therapy: evidence tier stated plainly.
  • Pelvic floor injections (trigger point, botulinum toxin): when, who performs them, what they buy you and for how long.
  • Abdominal wall injections
  • Sleep circling back as pain modulation.
  • Sequencing: why nervous system work runs parallel to, not after, tissue-directed treatment; the mistake of saving it for last.
Case 7

A patient with persistent pain after technically successful excision surgery, clean post-op imaging, and a frustrated surgeon. Learners explain why she still hurts and build the plan.

Module objective: execute precise, well-timed referrals and coordinate long-term multisystem care.

Surgery

  • Excision vs ablation: why the distinction matters, outcome and recurrence data, why "I had a laparoscopy and they burned some spots" is not definitive treatment.
  • Finding the right surgeon: volume and specialization, questions patients should ask, red flags in a surgical consult.
  • Reading an operative report: what was found, what was done, what was left, and what that means for ongoing symptoms.
  • Realistic outcome counseling: what surgery fixes, what it doesn't, recurrence timelines.
  • Surgical referral criteria and the do-not-delay presentations: endometrioma characteristics, DIE with organ involvement, ureteral or bowel compromise.

The Rest of the Team

  • REI referral criteria and timing; coordinating medical treatment with fertility plans.
  • Finding and vetting a pelvic floor therapist; internal-work training as the screening question.
  • Mental health referrals framed without "it's in your head": pain psychology, trauma therapy, couples support when dyspareunia has reshaped a relationship (cross-reference to FiGs: Sexual Health).
  • GI, urology, vascular referrals: when the differential demands them.

Running the Long Game

  • The primary clinician as coordinator of a chronic multisystem condition: follow-up cadence, flare planning, re-evaluation triggers, documentation that supports disability and accommodation requests when needed.
  • Patient self-advocacy tools and community resources; steering patients away from predatory wellness offerings.
Case 8 (capstone)

The longitudinal patient, full course: initial presentation through workup, staged treatment, referral decisions, a mid-course flare, and the 18-month trajectory.

  • Complex phenotypes run start to finish by learners: the hypermobile/MCAS/POTS cluster patient, the post-hysterectomy persistent pain patient, the 16-year-old with NSAID-refractory dysmenorrhea, the perimenopausal recurrence on HRT.

Your Remedy Meducators®

Lillian Medhus,
DNP, WHNP-BC, CNM, MSCP

 

Lillian Medhus is a doctorally prepared, dual-certified women's health nurse practitioner and certified nurse-midwife with over 15 years in women's health, and a Menopause Society Certified Practitioner. She serves as faculty in a university-based Women's Health Nurse Practitioner program, where she trains the next generation of women's health clinicians.

Stacy Marie Ronquillo,
FNP-BC, AGACNP-BC, IFMCP, MSCP

 

Double board-certified Family and Acute Care Nurse Practitioner with 18+ years of healthcare experience, including over a decade in emergency medicine. IFM and Menopause Society certified. Founder of Remedy Functional Medicine, a telehealth practice specializing in functional approaches to perimenopause and hormone optimization.