ent.tmd.core.v1PRODUCTION

ent.tmd.core.v1

Temporomandibular disorders (DC/TMD axis-I/II — conservative-first; AGAINST irreversible occlusal therapy)

general_internal_medicinechronicsubacuteadultgeriatric

Hard-required inputs

0 / 11

Care setting:

Encounter flow

12/12 authored

Canonical 12-phase frame with authored status for this dossier.

Current phase

Frame

Detailed

Frame as a CHRONIC outpatient engine for adult musculoskeletal TMD per DC/TMD axis-I + axis-II (Schiffman 2014 PMID 24482784) plus AAOP 2024 commentary. Two jobs: (A) confirm TMD diagnosis (myalgia / arthralgia / disc displacement / DJD) and rule out red-flag mimics (GCA, ACS, head/neck malignancy, trigeminal neuralgia, intracranial); (B) run conservative-first ladder — education + self-management + PT + CBT + stabilisation splint (option) + intra-articular for refractory + arthrocentesis for lock — AGAINST irreversible occlusal therapy as routine treatment.

Inputs

Actions

Advance rule

Set

Advance when

TMD scope confirmed; red-flag mimics flagged for routing

Patient inputs (15)

pain_duration_chronicity*symptom • CONTEXT

Acute (<3 mo) TMD often resolves with self-management alone; chronic (≥3 mo) drives the CBT + comprehensive management decision (Schiffman PMID 24482784)

parafunctional_habits_bruxism_clenching_nail_gum*history • CONTEXT

not present

Awake or sleep bruxism, clenching, nail-biting, gum-chewing — modifiable drivers of myalgia / arthralgia; self-management foundation (Schiffman PMID 24482784 DC/TMD axis-II)

psychiatric_comorbidity_anxiety_depression_somatic_distress*history • CONTEXT

not present

Anxiety / depression / somatic symptom distress / high pain-related disability — DC/TMD axis-II domain; CBT priority and prognostic for chronification (Schiffman PMID 24482784; Yao BMJ 2023 PMID 38101924 — CBT + biofeedback/relaxation highest effect size)

pain_location_quality_severity*symptom • ENTRY

DC/TMD axis-I requires preauricular / temple / masticatory muscle pain quality + triggered/modulated by jaw movement/function/parafunction — the core diagnostic feature (Schiffman J Oral Facial Pain Headache PMID 24482784)

jaw_function_max_opening_deviation_deflection*symptom • INITIAL_WORKUP

Maximum unassisted opening, deviation (S-curve corrected at end), or deflection (uncorrected to side of joint) during opening — disc displacement with vs without reduction, with vs without limited opening (DC/TMD axis-I Schiffman PMID 24482784)

tmj_click_crepitus_locking*symptom • INITIAL_WORKUP

Click on opening/closing = disc displacement with reduction; absent click + limited opening + corrective deflection toward affected side = disc displacement WITHOUT reduction (lock); crepitus = degenerative joint disease (DC/TMD axis-I Schiffman PMID 24482784)

masticatory_muscle_tenderness*symptom • INITIAL_WORKUP

Tenderness on palpation of masseter / temporalis / lateral pterygoid is the core finding of myalgia / myofascial pain (DC/TMD axis-I — sensitivity ≥0.86 / specificity ≥0.98 for myalgia)

tmj_arthralgia_capsule_palpation_tenderness*symptom • INITIAL_WORKUP

Tenderness on palpation of TMJ capsule / preauricular / intra-auricular finger = TMJ arthralgia; combined with crepitus suggests DJD (DC/TMD axis-I Schiffman PMID 24482784)

red_flag_age_50_plus_jaw_claudication_headache_visual_change*symptom • RED_FLAGS

Age ≥50 + jaw claudication on chewing + headache / scalp tenderness / visual change + elevated ESR/CRP — GIANT-CELL ARTERITIS, vision-threatening rheumatologic emergency; high-dose corticosteroid and urgent rheumatology (clinical)

red_flag_exertional_jaw_pain_cardiac*symptom • RED_FLAGS

Exertional jaw pain without local jaw findings + cardiac risk factors — recognise ACS / angina referred pain; route OUT to cardio (clinical)

red_flag_unilateral_persistent_pain_mass_lymphadenopathy_b_symptoms*symptom • RED_FLAGS

Unilateral persistent pain + ipsilateral mass / lymphadenopathy / weight loss / night sweats — head/neck malignancy work-up (clinical)

imaging_only_for_refractory_or_red_flagimaging • BRANCHING_WORKUP

not present

DC/TMD diagnostic criteria do NOT require routine imaging; CT / cone-beam CT / MRI reserved for refractory cases / atypical features / suspicion of DJD-stage-IV / pre-surgical planning (Schiffman PMID 24482784)

widespread_pain_fibromyalgia_phenotypehistory • CONTEXT

not present

Widespread pain (fibromyalgia, chronic widespread pain phenotype) is comorbid in many TMD patients and changes management (centralised pain pathway, multimodal incl. CBT, possibly low-dose TCA/SNRI, NOT additional procedures) (Yao BMJ 2023 PMID 38101924)

red_flag_paroxysmal_lancinating_trigger_zone_trigeminal_neuralgiasymptom • DIFFERENTIAL

Paroxysmal lancinating electric-shock-like facial pain in V2/V3 distribution with cutaneous trigger zone — trigeminal neuralgia (carbamazepine first-line); different pathway (clinical)

pregnancyhistory • TREATMENT

not present

Pregnancy gates NSAID safety (avoid 3rd trimester) and intra-articular CS / hyaluronate decisions; lifestyle + heat/cold + PT + CBT are pregnancy-safe foundations

* = hard-required. Engine cannot meaningfully run until these are filled.

Severity triggers (6)

6 need judgement

informationallife_threateninggiant_cell_arteritis_red_flag
Age ≥50 + new jaw claudication on chewing + headache / scalp tenderness / visual change + raised ESR (>50) or CRP — GIANT-CELL ARTERITIS, vision-threatening rheumatologic emergency
Trigger could not be auto-evaluated — needs clinician judgement.
informationallife_threateningacs_referred_jaw_pain_red_flag
Exertional jaw pain without local jaw findings (no joint tenderness, no muscle tenderness, no click) + cardiac risk factors — recognise ACS / angina referred pain
Trigger could not be auto-evaluated — needs clinician judgement.
informationalseverehead_neck_malignancy_red_flag
Unilateral persistent jaw / facial pain with ipsilateral mass, lymphadenopathy, B symptoms (weight loss, night sweats, persistent fevers without infection)
Trigger could not be auto-evaluated — needs clinician judgement.
informationalmoderatemechanical_closed_lock_with_failed_conservative
Acute / subacute disc displacement WITHOUT reduction = mechanical closed lock — limited opening (<30 mm) + deflection toward affected side + absence of click — unresponsive to conservative care for 3-6 months
Trigger could not be auto-evaluated — needs clinician judgement.
informationalmoderateaxis_II_high_distress_priority
DC/TMD axis-II high pain-related disability, anxiety / depression, or somatic symptom distress
Trigger could not be auto-evaluated — needs clinician judgement.
informationalmoderateirreversible_occlusal_therapy_being_proposed_warning
Patient being recommended irreversible occlusal therapy (occlusal adjustment, full-mouth restoration, orthognathic surgery) for routine TMD as primary indication
Trigger could not be auto-evaluated — needs clinician judgement.

Workflow calculators

This dossier does not reference any calculators.

Recommended regimen

Temporomandibular disorders — conservative-first ladder; AGAINST irreversible occlusal therapy

axis: tmd_conservative_first_stepped_ladderstep 1 - Step 1 — Education + self-management + OTC analgesia (ALL TMD)

Selected step "Step 1 — Education + self-management + OTC analgesia (ALL TMD)" — All TMD patients on initial diagnosis — foundation that runs indefinitely (Schiffman DC/TMD PMID 24482784; AAOP 2024 commentary aligned)

patient_education_jaw_rest_soft_diet_no_gum_no_clenching_no_wide_yawn
first line
patient_education_self_management
triggers: all_tmd_initial_visit
DC/TMD axis-II + AAOP 2024 commentary aligned — patient education on natural history + self-management is the foundation; reduces fear-avoidance and parafunctional drivers
local_heat_or_cold_application_jaw_muscles
first line
physical_modality
triggers: myalgia, acute_flare
Local heat (myalgia) or cold (acute inflammatory flare) — low-cost, low-risk, integrated into self-management
gentle_jaw_range_of_motion_and_postural_exercises_home_program
first line
home_exercise
triggers: all_tmd_initial_visit
Home jaw ROM + postural exercises — supports the supervised PT in Step 2; Yao BMJ 2023 NMA (PMID 38101924) showed even usual care (home exercise + self-stretch + reassurance) achieved RD 23-30% for MID pain relief
ibuprofen (OTC NSAID)
first line
nsaid_analgesic
400 mg • PO • q6-8h PRN, short course (max: 2400 mg/day; limit to 7-10 day courses)
triggers: acute_or_subacute_pain, no_NSAID_contraindication, no_3rd_trimester_pregnancy, no_ckd_advanced_or_PUD
First-line OTC analgesia for myalgia / arthralgia; counsel GI / renal risk; limit to short courses; avoid late pregnancy
rxcui 5640
naproxen (OTC NSAID alternative)
first line
nsaid_analgesic
500 mg • PO • BID PRN, short course (max: 1500 mg/day; limit to 7-10 day courses)
triggers: ibuprofen_intolerance, preference_for_BID_dosing
Alternative NSAID; same safety counselling as ibuprofen
rxcui 7258
acetaminophen
first line
analgesic
500-1000 mg • PO • q4-6h PRN (max: 4 g/day (3 g/day if hepatic risk))
triggers: NSAID_contraindication_ckd_pud_pregnancy_3rd_tri, mild_to_moderate_pain
Acetaminophen as NSAID-sparing analgesic; safer in CKD / PUD / 3rd-trimester pregnancy; counsel hepatic dosing limits
rxcui 161

outpatient playbook — drug actions (4)

1. ibuprofen 400 mg q6-8h PRN for acute / subacute pain
rxcui 5640
400 mg • PO • q6-8h PRN, 7-10 days
trigger: Acute or subacute TMD pain without NSAID contraindication
First-line OTC analgesia per AAOP 2024 commentary aligned; counsel GI / renal / late-pregnancy precautions
2. acetaminophen 500-1000 mg q4-6h PRN when NSAID contraindicated
rxcui 161
500-1000 mg • PO • q4-6h PRN
trigger: NSAID contraindication (CKD / PUD / late pregnancy)
NSAID-sparing analgesia; max 4 g/day adult; safer in CKD / PUD / pregnancy
3. tizanidine 2-4 mg HS for severe sleep bruxism / myalgia (option)
rxcui 57258
2-4 mg • PO • at bedtime
trigger: Severe sleep bruxism / myalgia despite Steps 1-2
Low-dose muscle relaxant adjunct; counsel sedation / hepatic function
4. intra-articular triamcinolone 10-40 mg per TMJ for refractory arthralgia / DJD
rxcui 10759
10-40 mg • intra_articular • single, repeat ≥3 months if needed
trigger: Refractory TMJ arthralgia / inflammatory DJD
Image-guided intra-articular CS; limit dosing frequency; articular-cartilage concern

Auto-drafted A&P note

outpatient

Subjective

- Possible entry pathways: Chronic jaw / preauricular / temple / temporal pain ± TMJ click / crepitus / limited opening — TMD entry per DC/TMD axis-I (Schiffman J Oral Facial Pain Headache PMID 24482784); TMJ clicking / popping / crepitus / locking / catching during jaw movement — disc derangement / DJD entry (Schiffman PMID 24482784); Decreased maximum mouth opening (<40 mm), deviation or deflection on opening — functional-limitation entry; DC/TMD axis-I disc displacement with limited opening or DJD.

Objective

- No vitals, labs, or imaging entered for this encounter.

Assessment

**Temporomandibular disorders (DC/TMD axis-I/II — conservative-first; AGAINST irreversible occlusal therapy)** (ent.tmd.core.v1).
Phenotype framing: Terminal differential (DC/TMD + clinical): myalgia / myofascial pain (muscle palpation tenderness pivot) vs arthralgia (TMJ capsule tenderness pivot) vs disc displacement with reduction (click pivot) vs disc displacement WITHOUT reduction with limited opening (closed lock, no click, deflection pivot) vs DJD (crepitus + radiographic pivot) vs trigeminal neuralgia (paroxysmal lancinating + V2/V3 + trigger zone pivot — different pathway, carbamazepine) vs GCA (age + claudication + ESR/CRP pivot — emergency, route OUT) vs head/neck malignancy (mass / lymphadenopathy / B symptoms pivot — biopsy pathway) vs cardiac referred pain (exertional + cardiac risk pivot — cardio pathway) vs dental / sinus / otitis source (alternative anatomic source).
Scope: Frame as a CHRONIC outpatient engine for adult musculoskeletal TMD per DC/TMD axis-I + axis-II (Schiffman 2014 PMID 24482784) plus AAOP 2024 commentary. Two jobs: (A) confirm TMD diagnosis (myalgia / arthralgia / disc displacement / DJD) and rule out red-flag mimics (GCA, ACS, head/neck malignancy, trigeminal neuralgia, intracranial); (B) run conservative-first ladder — education + self-management + PT + CBT + stabilisation splint (option) + intra-articular for refractory + arthrocentesis for lock — AGAINST irreversible occlusal therapy as routine treatment.

No severity triggers fired against current inputs.

Plan

Regimen axis: **Temporomandibular disorders — conservative-first ladder; AGAINST irreversible occlusal therapy** — step "Step 1 — Education + self-management + OTC analgesia (ALL TMD)".
1. patient_education_jaw_rest_soft_diet_no_gum_no_clenching_no_wide_yawn (patient_education_self_management, first line) — DC/TMD axis-II + AAOP 2024 commentary aligned — patient education on natural history + self-management is the foundation; reduces fear-avoidance and parafunctional drivers
2. local_heat_or_cold_application_jaw_muscles (physical_modality, first line) — Local heat (myalgia) or cold (acute inflammatory flare) — low-cost, low-risk, integrated into self-management
3. gentle_jaw_range_of_motion_and_postural_exercises_home_program (home_exercise, first line) — Home jaw ROM + postural exercises — supports the supervised PT in Step 2; Yao BMJ 2023 NMA (PMID 38101924) showed even usual care (home exercise + self-stretch + reassurance) achieved RD 23-30% for MID pain relief
4. ibuprofen (OTC NSAID) 400 mg PO q6-8h PRN, short course (nsaid_analgesic, first line) — First-line OTC analgesia for myalgia / arthralgia; counsel GI / renal risk; limit to short courses; avoid late pregnancy
5. naproxen (OTC NSAID alternative) 500 mg PO BID PRN, short course (nsaid_analgesic, first line) — Alternative NSAID; same safety counselling as ibuprofen
6. acetaminophen 500-1000 mg PO q4-6h PRN (analgesic, first line) — Acetaminophen as NSAID-sparing analgesic; safer in CKD / PUD / 3rd-trimester pregnancy; counsel hepatic dosing limits

Setting playbook (outpatient) — Diagnose TMD per DC/TMD axis-I + axis-II, screen out red-flag mimics (GCA, ACS, malignancy, intracranial), and run the conservative-first ladder — education + self-management + PT + CBT + stabilisation splint OPTION + intra-articular for refractory arthralgia + maxillofacial surgery for confirmed lock or end-stage DJD; AGAINST irreversible occlusal therapy
7. ibuprofen 400 mg q6-8h PRN for acute / subacute pain 400 mg PO q6-8h PRN, 7-10 days — Acute or subacute TMD pain without NSAID contraindication (First-line OTC analgesia per AAOP 2024 commentary aligned; counsel GI / renal / late-pregnancy precautions)
8. acetaminophen 500-1000 mg q4-6h PRN when NSAID contraindicated 500-1000 mg PO q4-6h PRN — NSAID contraindication (CKD / PUD / late pregnancy) (NSAID-sparing analgesia; max 4 g/day adult; safer in CKD / PUD / pregnancy)
9. tizanidine 2-4 mg HS for severe sleep bruxism / myalgia (option) 2-4 mg PO at bedtime — Severe sleep bruxism / myalgia despite Steps 1-2 (Low-dose muscle relaxant adjunct; counsel sedation / hepatic function)
10. intra-articular triamcinolone 10-40 mg per TMJ for refractory arthralgia / DJD 10-40 mg intra_articular single, repeat ≥3 months if needed — Refractory TMJ arthralgia / inflammatory DJD (Image-guided intra-articular CS; limit dosing frequency; articular-cartilage concern)

Non-pharmacologic actions:
- Patient education + jaw rest + soft diet + parafunction modification (foundation)
- Heat / cold local therapy
- Home jaw ROM + postural exercises
- Supervised PT + manual therapy for chronic / disabling cases (Yao BMJ 2023 RD 36% physical-function)
- CBT + biofeedback / relaxation for chronic + axis-II distress (Yao BMJ 2023 RD 36% pain relief — highest in NMA)
- Stabilisation splint (NOT repositioning) trial as OPTION for bruxism / myalgia (Cochrane 2004 low-certainty)
- Intra-articular CS or hyaluronate for refractory arthralgia / DJD
- Maxillofacial surgery for confirmed mechanical lock or end-stage DJD (last resort)
- AGAINST irreversible occlusal therapy as routine treatment

AVOID / contraindication checks:
- Do NOT perform irreversible occlusal therapy for routine TMD (AAOP 2024 commentary aligned; Schiffman DC/TMD PMID 24482784)
- Do NOT anchor on TMD when age 50 plus with jaw claudication headache and elevated ESR CRP (GCA is a vision saving emergency)
- Do NOT anchor on TMD when exertional jaw pain no local findings cardiac risk factors (route to cardiology)
- Do NOT anchor on TMD when unilateral persistent with mass lymphadenopathy or B symptoms (head/neck malignancy work up)
- Imaging NOT routine for typical TMD only for refractory or atypical (DC/TMD criteria do not require imaging)
- NSAID cautions CKD PUD anticoagulant late pregnancy (use acetaminophen instead)
- Intra articular CS limit dosing frequency articular cartilage concern
- Stabilisation splint is OPTION not strong recommendation low certainty Cochrane evidence (Al Ani PMID 14973990)
- Repositioning splint NOT recommended only stabilisation splint
- Do NOT treat trigeminal neuralgia as TMD (paroxysmal lancinating + trigger zone = carbamazepine, route OUT)

Monitoring

Regimen monitoring:
- pain NRS and maximum unassisted opening at each visit (DC/TMD axis-I Schiffman PMID 24482784)
- PT engagement and home exercise adherence
- CBT module completion and axis II distress trend (Yao BMJ 2023 PMID 38101924; Schiffman PMID 24482784)
- parafunctional habit tracking bruxism clenching nail gum
- NSAID and acetaminophen usage with safety re screen
- splint tolerance and dental changes if appliance in use
- avoidance of irreversible procedures documented at each visit

Setting (outpatient) monitoring:
- Pain NRS + maximum unassisted opening at each visit
- PT + CBT engagement; parafunction habit tracking
- NSAID / acetaminophen safety re-screen at each visit
- Re-screen axis-II distress at each visit

Follow-up plan: Longitudinal chronic-disease arc — 6-12-monthly stable; sooner for flare or worsening. Avoid scope creep into irreversible procedures (occlusal adjustment, orthognathic, total joint replacement) — counsel patient that AAOP 2024 commentary aligned is AGAINST these for routine TMD. Re-screen for axis-II distress at every visit. Maintain self-management foundation indefinitely.
- Close-out criterion: structured longitudinal + irreversible-procedure-counter-counselling + axis-II re-screen completed

Monitoring phase: Track at each 6-12-week visit (more often early): pain NRS, maximum opening, parafunction status, PT engagement, CBT module completion, NSAID / acetaminophen use, sleep / mood comorbidity. Most patients improve within 3-6 months; persistent symptoms at 6 months prompt CBT escalation, splint trial, or imaging.

Disposition

Current setting: outpatient — Diagnose TMD per DC/TMD axis-I + axis-II, screen out red-flag mimics (GCA, ACS, malignancy, intracranial), and run the conservative-first ladder — education + self-management + PT + CBT + stabilisation splint OPTION + intra-articular for refractory arthralgia + maxillofacial surgery for confirmed lock or end-stage DJD; AGAINST irreversible occlusal therapy

Disposition criteria:
- Improvement or stability → continued outpatient multimodal management
- Red-flag mimic → specialist route OUT

Escalation triggers (move to higher acuity):
- GCA red flags → urgent rheumatology + high-dose corticosteroid (vision-saving)
- ACS red flags → emergent cardiology
- Malignancy red flags → urgent ENT / head-and-neck biopsy
- Confirmed mechanical lock or end-stage DJD → maxillofacial surgery (last resort)

Earlier-Return Triggers

Return-precaution thresholds (watch for):
- [LIFE_THREATENING] Age ≥50 + new jaw claudication on chewing + headache / scalp tenderness / visual change + raised ESR (>50) or CRP — GIANT-CELL ARTERITIS, vision-threatening rheumatologic emergency
- [LIFE_THREATENING] Exertional jaw pain without local jaw findings (no joint tenderness, no muscle tenderness, no click) + cardiac risk factors — recognise ACS / angina referred pain
- [SEVERE] Unilateral persistent jaw / facial pain with ipsilateral mass, lymphadenopathy, B symptoms (weight loss, night sweats, persistent fevers without infection)

Citations

- Diagnostic Criteria for Temporomandibular Disorders (DC/TMD) — Schiffman et al, J Oral Facial Pain Headache 2014 (PMID 24482784) for axis-I + axis-II diagnostic criteria. AAOP 2024 commentary aligned (American Academy of Orofacial Pain). Network meta-analysis of TMD interventions — Yao et al, BMJ 2023 (PMID 38101924). Stabilisation-splint Cochrane — Al-Ani et al, Cochrane Database 2004 (PMID 14973990). All PMIDs live-PubMed-verified 2026-05-26. [PMID:24482784](https://pubmed.ncbi.nlm.nih.gov/24482784/)
- Cited evidence (PMID 14973990) [PMID:14973990](https://pubmed.ncbi.nlm.nih.gov/14973990/)
- Cited evidence (PMID 38101924) [PMID:38101924](https://pubmed.ncbi.nlm.nih.gov/38101924/)

Last reconciled with current guidelines: 2026-05-26.

References

Diagnostic Criteria for Temporomandibular Disorders (DC/TMD) — Schiffman et al, J Oral Facial Pain Headache 2014 (PMID 24482784) for axis-I + axis-II diagnostic criteria. AAOP 2024 commentary aligned (American Academy of Orofacial Pain). Network meta-analysis of TMD interventions — Yao et al, BMJ 2023 (PMID 38101924). Stabilisation-splint Cochrane — Al-Ani et al, Cochrane Database 2004 (PMID 14973990). All PMIDs live-PubMed-verified 2026-05-26. — PMID:24482784
Cited evidence (PMID 14973990) — PMID:14973990
Cited evidence (PMID 38101924) — PMID:38101924