{ "model": { "rank": 11649, "code": "thing-q2453464", "model_id": "vr.tr.colitis", "name": "colitis", "purpose": "Let an agent explain types of colitis in general terms, route symptoms and emergencies to care, describe diagnosis and management with attribution, and support people living with chronic colitis 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/q2453464/", "tier": 2, "score": 41, "payload": { "layer": "wikidata", "aliases": [ "radiation colitis", "AIDS-related Cytomegalovirus enterocolitis", "eosinophilic colitis", "enterohaemorrhagic Escherichia coli infection", "ischemic colitis", "Cord colitis syndrome", "amebic colitis", "microscopic colitis", "chemical colitis", "cytomegalovirus colitis", "diversion colitis", "indeterminate colitis", "atypical colitis", "pseudomembranous colitis", "checkpoint inhibitor induced colitis", "Segmental colitis associated with diverticulosis", "sigmoiditis", "collagenous colitis", "lymphocytic colitis" ], "aliasCount": 19, "merged": 19, "knownIn": 41, "facets": null, "markers": [], "lexicalClass": "", "senseRank": null, "alsoRegisteredAs": null, "source": { "dataset": "wikidata", "item": "Q2453464", "url": "https://www.wikidata.org/wiki/Q2453464", "license": "CC0 1.0" } }, "research": { "vercy": "1.0-draft", "publication": { "status": "research-draft", "adjudicationStatus": "unreviewed", "publishableCanonical": false, "generatedAt": "2026-09-11T21:39:37Z", "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-Q2453464", "registryId": "vr.tr.colitis", "name": "colitis", "version": "0.2.0-wave.2", "entryKind": "thing", "family": "Thing Registry", "domain": [ "XCT.STA" ], "status": "research-draft" }, "canonicalUrl": "https://ver.cy/models/thing/q2453464/", "model": { "registry_id": "vr.tr.colitis", "name": "colitis", "purpose": "Let an agent explain types of colitis in general terms, route symptoms and emergencies to care, describe diagnosis and management with attribution, and support people living with chronic colitis without individual medical advice.", "definition": "Inflammation of the colon, with causes including infections such as enterohaemorrhagic Escherichia coli, inflammatory bowel diseases such as ulcerative colitis, ischaemic colitis from reduced blood flow, microscopic and eosinophilic colitis, radiation colitis and drug-induced forms; colitis presents with diarrhoea, abdominal pain and sometimes bleeding and is diagnosed and treated by clinicians.", "what_it_is_for": "Inflammatory conditions of the colon.", "affordances": [ "explain types and causes", "route symptoms to care", "describe diagnosis and management in general terms", "support living with chronic colitis" ], "distinguishing_features": [ "Colonic inflammation", "Diverse causes", "Acute or chronic", "Clinician-managed" ], "appearance": "Not visible externally; symptoms of diarrhoea, pain and bleeding.", "visual_identification": [ "Inflammation of the colon", "Infectious, inflammatory, ischaemic or other cause", "Enteritis affects the small intestine" ], "physical_properties": [], "families_and_kinds": [ "infectious colitis", "inflammatory bowel disease colitis", "ischaemic colitis", "microscopic and eosinophilic colitis", "radiation and drug-induced colitis" ], "related_models": [ { "relation": "is a kind of", "target": "colonic disease", "why": "category" }, { "relation": "is a kind of", "target": "inflammatory bowel diseases", "why": "category" }, { "relation": "is related to", "target": "immune disorder", "why": "autoimmune forms" }, { "relation": "is related to", "target": "fungal infectious disease", "why": "other infectious causes contrast" } ], "identifiers": [], "standards_and_regulation": [ "Gastroenterology clinical guidelines", "Food safety and infection control rules", "Medicines regulation" ], "failure_modes_and_hazards": [ "Missed severe colitis or perforation", "Agents diagnosing or advising on treatment", "Spread of infectious colitis" ], "in_scope": [], "out_of_scope": [], "characteristics": [] }, "sources": [], "structure": { "bundles": [ { "id": "urgent", "name": "Urgent", "description": "When to seek care.", "rationale": "Routing.", "layers": [ { "id": "redflags", "name": "Red flags", "description": "Urgent signs.", "findings": [ { "id": "redflags-finding", "name": "Red flags", "description": "Urgent signs.", "questions": [ { "text": "Are there signs such as severe pain, heavy bleeding, high fever or dehydration that need urgent care?", "kind": "boundary" }, { "text": "Should emergency services be contacted now?", "kind": "action" } ] } ] }, { "id": "assess", "name": "Assess", "description": "Getting assessed.", "findings": [ { "id": "assess-finding", "name": "Assess", "description": "Assessment.", "questions": [ { "text": "How is colitis diagnosed, including stool tests, endoscopy and imaging?", "kind": "provenance" }, { "text": "Is the user asking for a diagnosis, which needs a clinician?", "kind": "boundary" } ] } ] } ] }, { "id": "understand", "name": "Understand", "description": "Types and causes.", "rationale": "General information.", "layers": [ { "id": "types", "name": "Types", "description": "Kinds of colitis.", "findings": [ { "id": "types-finding", "name": "Types", "description": "Types.", "questions": [ { "text": "What are the main types of colitis, and how do their causes differ?", "kind": "definition" }, { "text": "Which entry fits a specific type?", "kind": "action" } ] } ] }, { "id": "infection", "name": "Infection", "description": "Infectious colitis.", "findings": [ { "id": "infection-finding", "name": "Infection", "description": "Infection.", "questions": [ { "text": "Which infections cause colitis, how are they spread, and what does public health guidance say about prevention?", "kind": "provenance" }, { "text": "Is there an outbreak to report?", "kind": "boundary" } ] } ] } ] }, { "id": "manage", "name": "Manage", "description": "Treatment and living.", "rationale": "Attribution.", "layers": [ { "id": "treatment", "name": "Treatment", "description": "Management approaches.", "findings": [ { "id": "treatment-finding", "name": "Treatment", "description": "Treatment.", "questions": [ { "text": "Which management approaches do guidelines describe for this type of colitis, in general terms?", "kind": "provenance" }, { "text": "What role do diet and lifestyle play, according to evidence?", "kind": "provenance" } ] } ] }, { "id": "living", "name": "Living", "description": "Living with colitis.", "findings": [ { "id": "living-finding", "name": "Living", "description": "Living.", "questions": [ { "text": "Which support organisations and resources help people with chronic colitis?", "kind": "provenance" }, { "text": "Which workplace and travel considerations apply?", "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 colitis, such as microbiome and biologic therapies?", "kind": "provenance" }, { "text": "How can patients participate in trials?", "kind": "provenance" } ] } ] }, { "id": "teach", "name": "Teach", "description": "Teaching.", "findings": [ { "id": "teach-finding", "name": "Teach", "description": "Teaching.", "questions": [ { "text": "How can colitis be taught within gastroenterology?", "kind": "action" }, { "text": "Which misconceptions arise?", "kind": "provenance" } ] } ] } ] } ] }, "openQuestions": [ "Should ulcerative colitis be a separate entry?", "How should guidelines be linked?", "How should patient organisations be localised?" ], "statistics": { "bundles": 4, "layers": 8, "findings": 8, "questions": 16 } }, "draft": { "generator": "vr.draft.v3", "status": "draft-generated", "researched": false, "archetype": "disease or condition", "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 colitis, record what state it is in, and decide what may be done with it.", "whatItIs": "Let an agent explain types of colitis in general terms, route symptoms and emergencies to care, describe diagnosis and management with attribution, and support people living with chronic colitis 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: radiation colitis, AIDS-related Cytomegalovirus enterocolitis, eosinophilic colitis, enterohaemorrhagic Escherichia coli infection, ischemic colitis, Cord colitis syndrome, amebic colitis, microscopic colitis, chemical colitis, cytomegalovirus colitis, diversion colitis, indeterminate colitis.", "19 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.", "Described in 41 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 colitis, 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": [ "Recognised by criteria applied to signs and findings, not by appearance. Two conditions can look identical and be distinguished only by test." ], "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": [ "radiation colitis", "AIDS-related Cytomegalovirus enterocolitis", "eosinophilic colitis", "enterohaemorrhagic Escherichia coli infection", "ischemic colitis", "Cord colitis syndrome", "amebic colitis", "microscopic colitis", "chemical colitis", "cytomegalovirus colitis", "diversion colitis", "indeterminate colitis" ] } ], "standing": "Described in 41 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 19 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 colitis from another, and a colitis 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 colitis, 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 colitis, 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 colitis 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 colitis, 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 colitis, 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 colitis 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 colitis 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 colitis, 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 colitis, 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 colitis 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 colitis from the things most often confused with it.", "questions": [ { "id": "distinguishing-features-q01", "text": "What identifies and describes what distinguishes a colitis, 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 colitis, 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 colitis 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 colitis 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 colitis between them.", "questions": [ { "id": "stages-and-transitions-q01", "text": "What identifies and describes the lifecycle of a colitis, 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 colitis, 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 colitis 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 colitis, how often and by whom.", "findings": [ { "id": "observation-record", "name": "Observation record", "description": "How an observation of a colitis 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 colitis, 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 colitis, 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 colitis is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "diagnosis-and-criteria", "name": "Diagnosis, criteria and coding", "description": "What makes a case of colitis a case, and under which revision.", "rationale": "Criteria change between revisions, so a diagnosis without its coding revision cannot be compared with a later one.", "layers": [ { "id": "criteria", "name": "Diagnostic criteria", "description": "The criteria in force and who issues them.", "findings": [ { "id": "criteria-record", "name": "Criteria, issuer and revision", "description": "What must be true for a diagnosis, according to whom.", "questions": [ { "id": "criteria-record-q01", "text": "What criteria define colitis, issued by which body, in which revision?", "kind": "definition" }, { "id": "criteria-record-q02", "text": "What changed between revisions that would reclassify existing cases?", "kind": "boundary" } ] } ] }, { "id": "coding", "name": "Coding and terminology", "description": "The codes used to record it and their mapping.", "findings": [ { "id": "coding-record", "name": "Codes and mappings", "description": "Which classification codes apply and how they map.", "questions": [ { "id": "coding-record-q01", "text": "Which classification and terminology codes cover colitis, and how do they map to each other?", "kind": "definition" }, { "id": "coding-record-q02", "text": "What is lost when a case is mapped from one scheme to another?", "kind": "boundary" } ] } ] } ] }, { "id": "course-and-population", "name": "Course, population and care", "description": "How colitis develops, whom it affects, and what is done about it.", "rationale": "The condition, the diagnosis and the episode of care are three different things, and an agent must not merge them.", "layers": [ { "id": "course", "name": "Course and stages", "description": "Onset, progression, remission and outcome.", "findings": [ { "id": "course-record", "name": "Stages and transitions", "description": "The stages recorded and what moves a case between them.", "questions": [ { "id": "course-record-q01", "text": "What course does colitis typically take, and what marks each stage?", "kind": "definition" }, { "id": "course-record-q02", "text": "What separates the condition itself from an episode of care for it?", "kind": "boundary" } ] } ] }, { "id": "population", "name": "Affected populations", "description": "Who is affected, how often, and on what evidence.", "findings": [ { "id": "epidemiology", "name": "Prevalence and its basis", "description": "Rates with their population, period and source.", "questions": [ { "id": "epidemiology-q01", "text": "What prevalence or incidence is reported for colitis, in which population and period?", "kind": "measurement" }, { "id": "epidemiology-q02", "text": "What may an agent not conclude about an individual from a population rate?", "kind": "action" } ] } ] } ] }, { "id": "provenance-and-evidence", "name": "Provenance, evidence and time", "description": "Where every claim about a colitis 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 colitis and how confident it is.", "questions": [ { "id": "claim-provenance-q01", "text": "What identifies and describes a claim about a colitis, 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 colitis, 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 colitis 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 colitis is retired without being erased.", "questions": [ { "id": "validity-and-supersession-q01", "text": "What identifies and describes the validity of a claim about a colitis, 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 colitis, 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 colitis 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 } } } }