{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.frenulum-of-labia-minora","code":"thing-q2462411","url":"https://ver.cy/models/thing/q2462411/","name":"Frenulum of labia minora","alternateNames":[],"kind":"thing","status":"published","version":"0.1.0-research.1","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.OBJ"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"The frenulum of the labia minora, also called the posterior fourchette, is a fold of tissue where the labia minora meet posteriorly, behind the vaginal opening.","purpose":"Enable an agent to identify the frenulum of labia minora, describe its local anatomy and condition, and support appropriately authorized observation and clinical review.","scope":{"in":["Identification of the posterior fold connecting the labia minora","Relationships to the vaginal opening, vestibule, and neighbouring labial structures","Visibility, configuration, and explicitly defined local measurements","Local tissue continuity, fissures, scars, and reported symptoms","Evidence supporting observations and comparison across encounters"],"out":["The labia minora as complete paired structures","The clitoral frenulum and clitoral hood","The hymen, vaginal canal, and vaginal opening as independent structures","The posterior commissure of the labia majora and deeper perineal body","Vulvar disease classification and treatment protocols","Inference of sexual history, consent, or childbirth history from appearance"],"boundaries":[]},"distinguishingFeatures":["Trace the posterior ends of the labia minora toward their connecting fold; anatomical identification depends on this continuity. [Anatomy of the female external genitalia](https://www.ncbi.nlm.nih.gov/sites/books/NBK547703/)","Distinguish the posterior connecting fold from the clitoral frenulum at the anterior labial attachments near the clitoris. [Anatomy of the female external genitalia](https://www.ncbi.nlm.nih.gov/sites/books/NBK547703/)","Identify which labial pair contributes to a labelled commissure; the target connects the labia minora.","Identify the connecting tissue fold itself rather than treating the vaginal opening, its hymenal margin, or the surrounding vestibular surface as the target."],"structure":{"bundles":[{"id":"posterior-fold-identity","name":"Posterior fold identity","description":"Recognize the registered structure through its labial connections and posterior location.","layers":[{"id":"name-resolution","name":"Name resolution","description":"Map anatomical terminology to this registry entry without creating duplicate concepts.","findings":[{"id":"fourchette-term-mapping","name":"Fourchette term mapping","description":"Record posterior fourchette as a term for the target while checking the intended extent of labels used in individual records.","questions":[{"text":"Does the source use 'fourchette' for the connecting fold or a broader posterior vulvar region?","id":"fourchette-term-mapping-q01","kind":"definition"},{"text":"Which anatomical reference supports mapping the source's term to vr.tr.frenulum-of-labia-minora?","id":"fourchette-term-mapping-q02","kind":"provenance"}]}]},{"id":"attachment-based-identification","name":"Attachment-based identification","description":"Identify the fold through continuity with the posterior labia minora.","findings":[{"id":"posterior-labial-connections","name":"Posterior labial connections","description":"Record whether each labium minus can be followed into the target fold and which boundaries remain uncertain.","questions":[{"text":"Can the left and right labia minora each be traced to this fold?","id":"posterior-labial-connections-q01","kind":"boundary"},{"text":"What distinguishes the labelled tissue from the clitoral frenulum and the posterior commissure of the labia majora?","id":"posterior-labial-connections-q02","kind":"boundary"}]}]}]},{"id":"local-topography-and-form","name":"Local topography and form","description":"Describe the fold's relationship to the posterior vaginal entrance and its observed configuration.","layers":[{"id":"adjacent-landmarks","name":"Adjacent landmarks","description":"Separate the fold from neighbouring surfaces, openings, and deeper structures.","findings":[{"id":"fold-boundary-map","name":"Fold boundary map","description":"Document the visible extent of the connecting fold separately from the hymenal margin, vestibular surface, and perineal tissues.","questions":[{"text":"Where does the identified fold lie relative to the vaginal opening and visible hymenal margin?","id":"fold-boundary-map-q01","kind":"boundary"},{"text":"Does the observation concern only the fold or extend into adjacent vestibular or perineal tissue?","id":"fold-boundary-map-q02","kind":"boundary"}]}]},{"id":"configuration-and-measurement","name":"Configuration and measurement","description":"Capture visible form and optional dimensions under stated observation conditions.","findings":[{"id":"reproducible-fold-description","name":"Reproducible fold description","description":"Use descriptive morphology and defined endpoints; leave population reference ranges unresolved until supported.","questions":[{"text":"How prominent, continuous, and symmetrical is the visible connecting fold?","id":"reproducible-fold-description-q01","kind":"measurement"},{"text":"If a dimension is recorded, what endpoints, positioning, tissue tension, and calibration define it?","id":"reproducible-fold-description-q02","kind":"measurement"}]}]}]},{"id":"integrity-and-symptom-localization","name":"Integrity and symptom localization","description":"Distinguish the fold's observed tissue state from symptoms and diagnostic interpretations.","layers":[{"id":"surface-disruption","name":"Surface disruption","description":"Describe localized tissue discontinuity and its extent.","findings":[{"id":"fissure-description","name":"Fissure description","description":"Recurrent superficial fissuring is documented at the posterior fourchette; record its observed features without assuming a specific cause. [Histopathology of recurrent mechanical fissure of the fourchette](https://pmc.ncbi.nlm.nih.gov/articles/PMC2678940/)","questions":[{"text":"Is a disruption visible on the connecting fold, and what are its location and measured extent?","id":"fissure-description-q01","kind":"measurement"},{"text":"Is recurrence supported by dated observations, patient report, or both?","id":"fissure-description-q02","kind":"provenance"}]}]},{"id":"symptoms-and-interpretation","name":"Symptoms and interpretation","description":"Link reported discomfort to this location while separating evidence from explanation.","findings":[{"id":"localized-symptom-evidence","name":"Localized symptom evidence","description":"Record symptom timing and localization independently of visible lesions; nonspecific tissue findings do not by themselves establish the cause of fissuring. [Histopathology of recurrent mechanical fissure of the fourchette](https://pmc.ncbi.nlm.nih.gov/articles/PMC2678940/)","questions":[{"text":"What symptoms are reported specifically at the posterior fold, and when do they occur?","id":"localized-symptom-evidence-q01","kind":"provenance"},{"text":"What evidence supports linking these symptoms to the fold rather than another vulvar or vaginal structure?","id":"localized-symptom-evidence-q02","kind":"boundary"}]}]}]},{"id":"longitudinal-observation-and-review","name":"Longitudinal observation and review","description":"Track the same fold across observations and support consented, evidence-based clinical handoff.","layers":[{"id":"change-and-event-links","name":"Change and event links","description":"Connect observed changes to dated records without deriving personal history from morphology.","findings":[{"id":"documented-fold-change","name":"Documented fold change","description":"Compare continuity, configuration, and scar descriptions using consistent landmarks; preserve reported and documented event histories separately.","questions":[{"text":"Which changes persist when differences in positioning, visibility, and measurement method are considered?","id":"documented-fold-change-q01","kind":"measurement"},{"text":"What dated evidence links a local change to an injury, procedure, or repair?","id":"documented-fold-change-q02","kind":"provenance"}]}]},{"id":"authorized-assessment","name":"Authorized assessment","description":"Define what an agent may record or arrange in relation to this intimate anatomical structure.","findings":[{"id":"fold-assessment-boundaries","name":"Fold assessment boundaries","description":"Keep examination, imaging, and intervention within explicit consent and the responsible clinician's role; communicate anatomical and causal uncertainty.","questions":[{"text":"What consent covers examination, photography, and use of this posterior fourchette record?","id":"fold-assessment-boundaries-q01","kind":"action"},{"text":"Which unresolved local findings or symptoms should be included in a clinician review request?","id":"fold-assessment-boundaries-q02","kind":"action"}]}]}]},{"id":"evidence-and-external-alignment","name":"Evidence and external alignment","description":"What the world already says about this thing, gathered so the model can be checked against it.","layers":[{"id":"reported-evidence","name":"Reported evidence","description":"Findings from the breadth pass, kept separate from the structural claims.","findings":[{"id":"evidence-confidence-notes","name":"Check these first","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these check these first hold for the sense of Frenulum of labia minora this model covers, and on what evidence?","id":"evidence-confidence-notes-q01","kind":"provenance"}]},{"id":"evidence-identifiers","name":"Identifiers and schemes","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these identifiers and schemes hold for the sense of Frenulum of labia minora this model covers, and on what evidence?","id":"evidence-identifiers-q01","kind":"provenance"}]},{"id":"evidence-real-world-use","name":"Real-world use","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these real-world use hold for the sense of Frenulum of labia minora this model covers, and on what evidence?","id":"evidence-real-world-use-q01","kind":"provenance"}]},{"id":"evidence-failure-modes-and-hazards","name":"Failure modes and hazards","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these failure modes and hazards hold for the sense of Frenulum of labia minora this model covers, and on what evidence?","id":"evidence-failure-modes-and-hazards-q01","kind":"provenance"}]},{"id":"evidence-neighbours","name":"Neighbouring kinds and how to tell them apart","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these neighbouring kinds and how to tell them apart hold for the sense of Frenulum of labia minora this model covers, and on what evidence?","id":"evidence-neighbours-q01","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Describe the structure in neutral clinical language for education or care documentation.","Support a clinician's documentation of injury or healing when authorized by the patient."],"mustNot":["Produce sexualized content or imagery about this anatomy.","Capture, store or share images of a person's genitals without explicit consent and clinical need.","Assist in or justify female genital mutilation or any non-consensual genital procedure.","Draw conclusions about sexual activity or assault from anatomy alone."],"requiresHuman":["Any examination or imaging of a person's genital area.","Contributing to forensic findings in a suspected assault."]},"ethics":{"considerations":["Genital anatomy touches on the most intimate privacy and dignity of a person.","Misreading injuries here can wrongly accuse or wrongly dismiss in assault cases."],"affectedParties":["Patients","Survivors of sexual assault","Girls at risk of genital cutting"]},"owners":{"steward":"Nobody: part of a person's body; clinicians answer for its care.","roles":[],"masterSystems":[]},"relations":[{"target":"Q66505025","type":"parent","note":"registry parent class"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.frenulum-of-labia-minora","Wikidata: Q2462411 (https://www.wikidata.org/wiki/Q2462411)"]},"properties":{"applicability":"required","items":["Anatomical continuity: Observed connections to left and right labia minora; uncertain; not assessed","Landmark visibility: Clearly identified; partly visible; obscured; not identified; not assessed","Fold configuration: Described prominence, contour, symmetry, and continuity; indeterminate","Defined fold dimensions: Millimetres, with endpoints, measurement method, positioning, and tissue tension recorded","Surface integrity: Continuous; fissured; other disruption described; indeterminate; not assessed","Local symptom association: Patient-reported symptom linked to location, timing, and trigger; no symptoms reported; unknown","Documented local alteration: Linked injury, procedure, repair, or prior observation with date and evidence; unknown"]},"recognition":{"applicability":"required","items":["It forms a fold at the posterior meeting point of the labia minora, behind the vaginal opening.","It lies toward the perineum rather than at the anterior folds surrounding the clitoris.","It is continuous with the labia minora rather than forming the rim of the vaginal opening, although its prominence varies."]},"capabilities":{"applicability":"required","items":["Locate and label the posterior fourchette in an authorized anatomical record.","Record fold morphology and surface integrity with explicit observation limits.","Associate localized symptoms with the fold while preserving uncertainty about their cause.","Compare documented tissue changes across encounters using consistent landmarks.","Link a local lesion or repair to the appropriate condition or procedure model.","Prepare a concise clinical review summary identifying unresolved anatomy, symptoms, and evidence."]},"hazards":{"applicability":"required","items":["Can tear during childbirth or intercourse and may need clinical care.","Misinterpretation in forensic examination can mislead a legal case."]},"interfaces":{"applicability":"required","items":["Terminologia Anatomica, Federative International Programme for Anatomical Terminology."]},"context":{"applicability":"required","items":["This tissue fold is encountered in descriptions and examinations of external genital anatomy.","Its condition may be documented during authorized assessment of local discomfort, childbirth-related injury or other tissue changes."]}},"sources":[{"title":"Wikidata item Q2462411: Frenulum of labia minora","url":"https://www.wikidata.org/wiki/Q2462411","note":"identity and sense of the item"},{"title":"Wikipedia: Frenulum of labia minora","url":"https://en.wikipedia.org/wiki/Frenulum_of_labia_minora","note":"general description of the item"}],"openQuestions":["Which authoritative anatomical terminology source should govern synonyms and the exact boundary between the fourchette fold and the broader posterior fourchette region?","What evidence describes variation in fold prominence and continuity across ages and populations, including cases where no distinct fold is identifiable?","Are reproducible measurement protocols and reference distributions available specifically for this fold?","Which longitudinal findings reliably distinguish transient fissuring, persistent scarring, and other local changes without inferring an undocumented cause?","What evidence establishes any mechanical role specific to this fold independently of the surrounding labia minora and vestibular tissues?"],"resources":{"spec":"/models/things/publications/thing-q2462411/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q2462411/spec.json"],"providers":["Codex"],"researchStatus":"unreviewed","generatedAt":"2026-09-12T09:53:17Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-07T10:10:29+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}