{ "model": { "rank": 5132, "code": "thing-q189389", "model_id": "vr.tr.aneurysm", "name": "aneurysm", "purpose": "Let an agent explain aneurysms and their types in general terms, route symptoms of rupture to emergency care, describe screening, monitoring and treatment with attribution, and support people living with aneurysms without individual medical advice.", "family": "Thing Registry", "category": "Cross-cutting context", "status": "research-draft", "kind": "thing", "plane": "XCT", "domain": "XCT.STA", "industry": "", "version": "", "url": "/models/thing/q189389/", "tier": 2, "score": 69, "payload": { "layer": "wikidata", "aliases": [ "aortic aneurysm", "diverticulum of Kommerell", "thoracic aortic aneurysm", "Aneurysm of sinus of Valsalva", "ruptured aortic aneurysm", "aortic arch aneurysm", "descending thoracic aortic aneurysm", "aortic root aneurysm", "familial thoracic aortic aneurysm", "ascending aortic aneurysm", "Familial thoracic aortic aneurysm and aortic dissection", "ruptured aneurysm", "aneurysm of heart", "peripheral aneurysm", "intracranial aneurysm", "infected aneurysm", "popliteal aneurysm", "splenic artery aneurysm", "subclavian artery aneurysm", "aneurysm of hepatic artery", "iliac aneurysm", "congenital aneurysms of the great vessels", "microaneurysm", "Rasmussen's aneurysm", "Charcot–Bouchard aneurysm", "Infectious intracranial aneurysm", "intracranial berry aneurysm", "intracranial berry aneurysm 9", "intracranial berry aneurysm 11" ], "aliasCount": 29, "merged": 29, "knownIn": 69, "facets": null, "markers": [], "lexicalClass": "", "senseRank": null, "alsoRegisteredAs": "vr.tr.aneurysm", "source": { "dataset": "wikidata", "item": "Q189389", "url": "https://www.wikidata.org/wiki/Q189389", "license": "CC0 1.0" } }, "research": { "vercy": "1.0-draft", "publication": { "status": "research-draft", "adjudicationStatus": "unreviewed", "publishableCanonical": false, "generatedAt": "2026-09-11T23:17:24Z", "providers": [ "Claude" ], "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify", "pass": 2, "wave": 2, "engine": "claude" }, "metaModel": { "id": "THING-Q189389", "registryId": "vr.tr.aneurysm", "name": "aneurysm", "version": "0.2.0-wave.2", "entryKind": "thing", "family": "Thing Registry", "domain": [ "XCT.STA" ], "status": "research-draft" }, "canonicalUrl": "https://ver.cy/models/thing/q189389/", "model": { "registry_id": "vr.tr.aneurysm", "name": "aneurysm", "purpose": "Let an agent explain aneurysms and their types in general terms, route symptoms of rupture to emergency care, describe screening, monitoring and treatment with attribution, and support people living with aneurysms without individual medical advice.", "definition": "An abnormal bulge or ballooning in the wall of a blood vessel caused by weakness in the wall, most seriously in the aorta as thoracic or abdominal aortic aneurysms and in the brain, which may enlarge silently and rupture with life-threatening bleeding; aneurysms are detected by imaging and screening, monitored by size and treated by surgery or endovascular repair when risk warrants.", "what_it_is_for": "Bulges in blood vessel walls.", "affordances": [ "explain types and risks", "route rupture symptoms to emergency care", "describe screening and treatment", "support patients" ], "distinguishing_features": [ "Vessel wall weakness", "Silent enlargement", "Rupture risk", "Size-based management" ], "appearance": "Not visible externally; seen on imaging as a dilated vessel.", "visual_identification": [ "Localised dilation of a vessel", "Aortic, cerebral or peripheral", "A dissection is a tear within the vessel wall" ], "physical_properties": [], "families_and_kinds": [ "abdominal aortic aneurysms", "thoracic aortic aneurysms", "cerebral aneurysms", "peripheral aneurysms", "rare forms such as sinus of Valsalva aneurysms" ], "related_models": [ { "relation": "is a kind of", "target": "vascular disease", "why": "category" }, { "relation": "is related to", "target": "stroke", "why": "ruptured cerebral aneurysm" }, { "relation": "is related to", "target": "emergency department", "why": "rupture care" }, { "relation": "is related to", "target": "health professional", "why": "vascular surgeons" } ], "identifiers": [], "standards_and_regulation": [ "Vascular surgery and neurosurgery guidelines", "Aortic aneurysm screening programmes", "Device regulation for endovascular repair" ], "failure_modes_and_hazards": [ "Rupture with fatal bleeding", "Agents diagnosing or advising on treatment", "Missed screening" ], "in_scope": [], "out_of_scope": [], "characteristics": [] }, "sources": [], "structure": { "bundles": [ { "id": "emergency", "name": "Emergency", "description": "Rupture.", "rationale": "Act immediately.", "layers": [ { "id": "rupture", "name": "Rupture", "description": "Signs of rupture.", "findings": [ { "id": "rupture-finding", "name": "Rupture", "description": "Rupture.", "questions": [ { "text": "Are there signs such as sudden severe abdominal, back or chest pain, or a sudden worst-ever headache, that may indicate a ruptured aneurysm?", "kind": "boundary" }, { "text": "Should emergency services be called immediately?", "kind": "action" } ] } ] }, { "id": "assess", "name": "Assess", "description": "Assessment.", "findings": [ { "id": "assess-finding", "name": "Assess", "description": "Assessment.", "questions": [ { "text": "How are aneurysms detected and assessed by imaging, and who is offered screening?", "kind": "provenance" }, { "text": "Is the user asking for a diagnosis, which needs a clinician?", "kind": "boundary" } ] } ] } ] }, { "id": "understand", "name": "Understand", "description": "What aneurysms are.", "rationale": "General information.", "layers": [ { "id": "types", "name": "Types", "description": "Kinds of aneurysm.", "findings": [ { "id": "types-finding", "name": "Types", "description": "Types.", "questions": [ { "text": "How do aortic, cerebral and peripheral aneurysms differ, and what causes them?", "kind": "definition" }, { "text": "Which entry fits a specific type?", "kind": "action" } ] } ] }, { "id": "risk", "name": "Risk", "description": "Risk factors.", "findings": [ { "id": "risk-finding", "name": "Risk", "description": "Risk factors.", "questions": [ { "text": "What risk factors, such as smoking, blood pressure, age and family history, are documented?", "kind": "provenance" }, { "text": "How does size relate to rupture risk?", "kind": "provenance" } ] } ] } ] }, { "id": "manage", "name": "Manage", "description": "Monitoring and treatment.", "rationale": "Attribution.", "layers": [ { "id": "monitor", "name": "Monitor", "description": "Surveillance.", "findings": [ { "id": "monitor-finding", "name": "Monitor", "description": "Surveillance.", "questions": [ { "text": "How are small aneurysms monitored, and when do guidelines recommend repair?", "kind": "provenance" }, { "text": "Which lifestyle guidance applies?", "kind": "provenance" } ] } ] }, { "id": "treatment", "name": "Treatment", "description": "Repair.", "findings": [ { "id": "treatment-finding", "name": "Treatment", "description": "Repair.", "questions": [ { "text": "How do open surgery and endovascular repair differ, in general terms, according to guidelines?", "kind": "provenance" }, { "text": "Which support organisations exist?", "kind": "provenance" } ] } ] } ] }, { "id": "learn", "name": "Learn", "description": "Research and teaching.", "rationale": "Context.", "layers": [ { "id": "research", "name": "Research", "description": "Research.", "findings": [ { "id": "research-finding", "name": "Research", "description": "Research.", "questions": [ { "text": "What are current research directions in aneurysm detection and treatment?", "kind": "provenance" }, { "text": "How can patients participate in research?", "kind": "provenance" } ] } ] }, { "id": "teach", "name": "Teach", "description": "Teaching.", "findings": [ { "id": "teach-finding", "name": "Teach", "description": "Teaching.", "questions": [ { "text": "How can aneurysms be taught within vascular medicine?", "kind": "action" }, { "text": "Which misconceptions arise?", "kind": "provenance" } ] } ] } ] } ] }, "openQuestions": [ "Should each aneurysm type be a separate entry?", "How should screening programmes be localised?", "How should guidelines be linked?" ], "statistics": { "bundles": 4, "layers": 8, "findings": 8, "questions": 16 } }, "draft": { "generator": "vr.draft.v3", "status": "draft-generated", "researched": false, "archetype": "abstract concept", "method": "Written from the archetype playbook - what this kind of thing needs beyond identity and provenance - and from the structure that recurred across 6,333 models already researched by two engines. Applied to this entry by rule. No source was read for this thing and no claim here is researched. This entry carries no facets of its own, so they were inferred from its domain - a guess about a whole domain applied to one thing.", "facetsInferred": true, "nextPass": "A researcher replaces this draft with a sourced specification. Treat every sentence below as a proposal to argue with.", "purpose": "Give an agent a durable, checkable way to recognise a aneurysm, record what state it is in, and decide what may be done with it.", "whatItIs": "Let an agent explain aneurysms and their types in general terms, route symptoms of rupture to emergency care, describe screening, monitoring and treatment with attribution, and support people living with aneurysms without individual medical advice.", "characteristics": { "substance": "abstract", "origin": "conceptual", "agency": "inert" }, "whatYouCanDoWithIt": [ "observed and measured" ], "distinguishingFeatures": [ "Names folded into this entry, which a task may need to split apart again: aortic aneurysm, diverticulum of Kommerell, thoracic aortic aneurysm, Aneurysm of sinus of Valsalva, ruptured aortic aneurysm, aortic arch aneurysm, descending thoracic aortic aneurysm, aortic root aneurysm, familial thoracic aortic aneurysm, ascending aortic aneurysm, Familial thoracic aortic aneurysm and aortic dissection, ruptured aneurysm.", "29 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.", "Described in 69 Wikipedia languages, which is a measure of how widely the thing is known, not of how important it is." ], "openQuestionsForResearch": [ "Which of the bundles below does a real task actually need, and which are ceremony?", "What does this thing have that the facets do not capture at all?", "Which neighbouring kind is most often confused with a aneurysm, and on what evidence are they told apart?" ], "whatItIsMadeOf": "an abstraction with no physical instance", "physicalCharacter": [ "Does nothing on its own; everything it does, something else did to it.", "These come from the domain this entry sits in rather than from the entry itself, so treat them as a first guess about the whole domain applied to one thing." ], "whatCanBeDoneWithIt": [ "observe it, measure it, record its state" ], "howItIsRecognised": [ "Nothing to see. What is recognised is an instance of it, and which instances count is exactly what is argued about." ], "relatedModels": [ { "relation": "covers", "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.", "targets": [ "aortic aneurysm", "diverticulum of Kommerell", "thoracic aortic aneurysm", "Aneurysm of sinus of Valsalva", "ruptured aortic aneurysm", "aortic arch aneurysm", "descending thoracic aortic aneurysm", "aortic root aneurysm", "familial thoracic aortic aneurysm", "ascending aortic aneurysm", "Familial thoracic aortic aneurysm and aortic dissection", "ruptured aneurysm" ] } ], "standing": "Described in 69 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 29 finer distinctions are held inside this entry as names rather than as separate models.", "structure": { "bundles": [ { "id": "identity-and-classification", "name": "Identity, naming and classification", "description": "How an agent tells one aneurysm from another, and a aneurysm from things that resemble it.", "rationale": "Recognition comes before every other claim. Without stable identity nothing else in the model can be trusted to be about the same thing twice.", "layers": [ { "id": "naming-and-identifiers", "name": "Names and identifiers", "description": "The names this thing goes by and the identifiers that survive translation and time.", "findings": [ { "id": "preferred-name-and-aliases", "name": "Preferred name, aliases and local names", "description": "Which name to use, which names mean the same thing, and which merely sound similar.", "questions": [ { "id": "preferred-name-and-aliases-q01", "text": "What identifies and describes the name of a aneurysm, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "preferred-name-and-aliases-q02", "text": "Who or what asserted this about the name of a aneurysm, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "preferred-name-and-aliases-q03", "text": "What may an agent decide or do once the name of a aneurysm is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] }, { "id": "stable-identifiers", "name": "Stable identifiers and external keys", "description": "Identifiers that keep pointing at this kind of thing across systems and languages.", "questions": [ { "id": "stable-identifiers-q01", "text": "What identifies and describes an identifier for a aneurysm, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "stable-identifiers-q02", "text": "Who or what asserted this about an identifier for a aneurysm, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "stable-identifiers-q03", "text": "What may an agent decide or do once an identifier for a aneurysm is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "classification-and-granularity", "name": "Classification and granularity", "description": "Where a aneurysm sits among kinds, and how finely a task needs to cut it.", "findings": [ { "id": "kind-and-parents", "name": "Kind, parents and neighbouring kinds", "description": "The classes this thing belongs to and the ones it is next to.", "questions": [ { "id": "kind-and-parents-q01", "text": "What identifies and describes the kind of a aneurysm, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "kind-and-parents-q02", "text": "Who or what asserted this about the kind of a aneurysm, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "kind-and-parents-q03", "text": "What may an agent decide or do once the kind of a aneurysm is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] }, { "id": "distinguishing-features", "name": "Distinguishing features", "description": "What separates a aneurysm from the things most often confused with it.", "questions": [ { "id": "distinguishing-features-q01", "text": "What identifies and describes what distinguishes a aneurysm, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "distinguishing-features-q02", "text": "Who or what asserted this about what distinguishes a aneurysm, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "distinguishing-features-q03", "text": "What may an agent decide or do once what distinguishes a aneurysm is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "state-and-lifecycle", "name": "State and lifecycle", "description": "The states a aneurysm passes through and the events that move it between them.", "rationale": "Most decisions about a thing depend on what state it is in now, which is a claim with a time on it, not a property.", "layers": [ { "id": "lifecycle-stages", "name": "Lifecycle stages", "description": "From coming into existence to ceasing to be one of these.", "findings": [ { "id": "stages-and-transitions", "name": "Stages and transitions", "description": "The stages worth naming and what moves a aneurysm between them.", "questions": [ { "id": "stages-and-transitions-q01", "text": "What identifies and describes the lifecycle of a aneurysm, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "stages-and-transitions-q02", "text": "Who or what asserted this about the lifecycle of a aneurysm, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "stages-and-transitions-q03", "text": "What may an agent decide or do once the lifecycle of a aneurysm is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "observations-and-status", "name": "Observations and current status", "description": "What is observed about a aneurysm, how often and by whom.", "findings": [ { "id": "observation-record", "name": "Observation record", "description": "How an observation of a aneurysm is recorded so that it can be superseded rather than overwritten.", "questions": [ { "id": "observation-record-q01", "text": "What identifies and describes an observation of a aneurysm, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "observation-record-q02", "text": "Who or what asserted this about an observation of a aneurysm, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "observation-record-q03", "text": "What may an agent decide or do once an observation of a aneurysm is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "definitions-in-contest", "name": "Definitions and who holds them", "description": "What aneurysm is taken to mean, and by whom.", "rationale": "When a field disagrees about a concept, the disagreement is the content. A model that picks one definition silently destroys the information.", "layers": [ { "id": "competing-definitions", "name": "Competing definitions", "description": "The main readings and the traditions behind them.", "findings": [ { "id": "definition-map", "name": "Definitions and their holders", "description": "Each definition with the school or body that holds it.", "questions": [ { "id": "definition-map-q01", "text": "Which definitions of aneurysm are in use, and which tradition or body holds each?", "kind": "definition" }, { "id": "definition-map-q02", "text": "What turns on the difference between them in practice?", "kind": "boundary" } ] } ] }, { "id": "operationalisation", "name": "Operationalisation", "description": "How it is measured or applied when it has to be.", "findings": [ { "id": "operational-record", "name": "Measures and proxies", "description": "Instruments and indicators used to stand in for it.", "questions": [ { "id": "operational-record-q01", "text": "How is aneurysm operationalised or measured in practice, and by what instrument?", "kind": "measurement" }, { "id": "operational-record-q02", "text": "What does that operationalisation leave out, and when does that matter?", "kind": "boundary" } ] } ] } ] }, { "id": "instances-and-use", "name": "Instances, use and consequence", "description": "What counts as an instance of aneurysm and what follows from calling something that.", "rationale": "Applying a concept is an act with consequences, so a model must say what the label licenses and what it does not.", "layers": [ { "id": "instances", "name": "What counts as an instance", "description": "Clear cases, borderline cases and non-cases.", "findings": [ { "id": "instance-tests", "name": "Tests for an instance", "description": "What would settle whether something falls under it.", "questions": [ { "id": "instance-tests-q01", "text": "What would settle whether something is an instance of aneurysm?", "kind": "boundary" }, { "id": "instance-tests-q02", "text": "Which borderline cases are argued about, and on what grounds?", "kind": "definition" } ] } ] }, { "id": "consequence", "name": "Consequence of application", "description": "Rights, duties or decisions that follow from the label.", "findings": [ { "id": "consequence-record", "name": "What the label licenses", "description": "What an agent may do once something is classified this way.", "questions": [ { "id": "consequence-record-q01", "text": "What follows practically once something is treated as aneurysm?", "kind": "action" }, { "id": "consequence-record-q02", "text": "What must an agent not infer from the label alone?", "kind": "action" } ] } ] } ] }, { "id": "provenance-and-evidence", "name": "Provenance, evidence and time", "description": "Where every claim about a aneurysm came from and when it held.", "rationale": "A claim without a source and a time cannot be superseded, only overwritten, and an agent that overwrites loses the ability to explain itself.", "layers": [ { "id": "source-and-authority", "name": "Source and authority", "description": "Who said it, on what evidence, and how strongly.", "findings": [ { "id": "claim-provenance", "name": "Claim provenance and confidence", "description": "The authority behind each claim about a aneurysm and how confident it is.", "questions": [ { "id": "claim-provenance-q01", "text": "What identifies and describes a claim about a aneurysm, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "claim-provenance-q02", "text": "Who or what asserted this about a claim about a aneurysm, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "claim-provenance-q03", "text": "What may an agent decide or do once a claim about a aneurysm is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "time-and-versions", "name": "Time, versions and supersession", "description": "When a claim was true, when it was learnt, and what replaced it.", "findings": [ { "id": "validity-and-supersession", "name": "Validity period and supersession", "description": "How an old claim about a aneurysm is retired without being erased.", "questions": [ { "id": "validity-and-supersession-q01", "text": "What identifies and describes the validity of a claim about a aneurysm, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "validity-and-supersession-q02", "text": "Who or what asserted this about the validity of a claim about a aneurysm, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "validity-and-supersession-q03", "text": "What may an agent decide or do once the validity of a claim about a aneurysm is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] } ] }, "statistics": { "bundles": 5, "layers": 10, "findings": 12, "questions": 32 } } } }