{ "model": { "rank": 2834, "code": "thing-q133244", "model_id": "vr.tr.jaundice", "name": "jaundice", "purpose": "Let an agent explain jaundice and its kinds in general terms from clinical sources, describe causes and investigation, identify urgent presentations in adults and newborns, and route personal questions to clinicians.", "family": "Thing Registry", "category": "Information and virtual systems", "status": "research-draft", "kind": "thing", "plane": "INF", "domain": "INF.KNW", "industry": "", "version": "", "url": "/models/thing/q133244/", "tier": 2, "score": 96, "payload": { "layer": "wikidata", "aliases": [ "icteric eyes", "icteric skin", "hemolytic jaundice", "hepatocellular jaundice", "neonatal jaundice", "obstructive jaundice", "perinatal jaundice due to hepatocellular damage", "Lucey–Driscoll syndrome", "congenital nonhemolytic jaundice", "kernicterus", "kernicterus due to isoimmunization" ], "aliasCount": 11, "merged": 11, "knownIn": 96, "facets": null, "markers": [], "lexicalClass": "", "senseRank": null, "alsoRegisteredAs": "vr.tr.jaundice", "source": { "dataset": "wikidata", "item": "Q133244", "url": "https://www.wikidata.org/wiki/Q133244", "license": "CC0 1.0" } }, "research": { "vercy": "1.0-draft", "publication": { "status": "research-draft", "adjudicationStatus": "unreviewed", "publishableCanonical": false, "generatedAt": "2026-09-13T03:25:34Z", "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": 3, "engine": "claude" }, "metaModel": { "id": "THING-Q133244", "registryId": "vr.tr.jaundice", "name": "jaundice", "version": "0.2.0-wave.3", "entryKind": "thing", "family": "Thing Registry", "domain": [ "INF.KNW" ], "status": "research-draft" }, "canonicalUrl": "https://ver.cy/models/thing/q133244/", "model": { "registry_id": "vr.tr.jaundice", "name": "jaundice", "purpose": "Let an agent explain jaundice and its kinds in general terms from clinical sources, describe causes and investigation, identify urgent presentations in adults and newborns, and route personal questions to clinicians.", "definition": "A yellow discolouration of the skin, the whites of the eyes and mucous membranes caused by raised bilirubin in the blood, classified by cause as hemolytic or pre-hepatic from red cell breakdown, hepatocellular from liver disease, and obstructive or post-hepatic from blocked bile ducts, and occurring commonly and usually harmlessly as neonatal jaundice in newborns; jaundice is a sign rather than a disease, requires investigation of its cause, and in newborns needs monitoring to prevent bilirubin toxicity.", "what_it_is_for": "Not applicable; a clinical sign.", "affordances": [ "explain kinds and mechanism", "relay causes and investigation", "identify urgent presentations", "route personal questions" ], "distinguishing_features": [ "Bilirubin elevation", "Yellow sclera", "Three causal categories", "Neonatal form common" ], "appearance": "Yellow skin and yellow whites of the eyes.", "visual_identification": [ "Yellowing from raised bilirubin", "Hemolytic, hepatocellular, obstructive and neonatal jaundice; icteric eyes and skin", "Carotenemia yellows skin but not eyes; anaemia causes pallor" ], "physical_properties": [ { "quantity": "visible jaundice threshold", "typical_range": "about 2-3", "unit": "mg/dL bilirubin", "note": "adults" }, { "quantity": "neonatal jaundice incidence", "typical_range": "about 60", "unit": "percent", "note": "of term newborns" } ], "families_and_kinds": [ "hemolytic or pre-hepatic jaundice", "hepatocellular jaundice", "obstructive or post-hepatic jaundice", "neonatal jaundice including physiological and pathological forms", "inherited hyperbilirubinaemias such as Gilbert syndrome", "icteric skin and icteric eyes as signs" ], "related_models": [ { "relation": "is a kind of", "target": "clinical sign", "why": "in registry terms" }, { "relation": "is a kind of", "target": "abnormal skin coloration", "why": "in registry terms" }, { "relation": "is a kind of", "target": "skin and integumentary tissue symptom", "why": "in registry terms" }, { "relation": "is caused by", "target": "hyperbilirubinemia", "why": "from various sources" } ], "identifiers": [ { "scheme": "ICD-11", "value_or_pattern": "ME10.0", "note": "jaundice, not elsewhere classified" }, { "scheme": "MeSH", "value_or_pattern": "D007565", "note": "jaundice" } ], "standards_and_regulation": [ "Clinical guidelines on neonatal jaundice such as NICE and AAP", "Guidelines on investigation of adult jaundice" ], "failure_modes_and_hazards": [ "Kernicterus from untreated neonatal jaundice", "Missed liver disease or biliary obstruction", "Agents giving personal medical advice", "Confusing jaundice with carotenemia" ], "in_scope": [], "out_of_scope": [], "characteristics": [] }, "sources": [], "structure": { "bundles": [ { "id": "help", "name": "Help", "description": "Urgent situations first.", "rationale": "Safety.", "layers": [ { "id": "urgent", "name": "Urgent", "description": "Urgent signs.", "findings": [ { "id": "urgent-finding", "name": "Urgent", "description": "Urgent.", "questions": [ { "text": "When does jaundice need urgent assessment, such as in newborns, with fever, confusion, pain or dark urine?", "kind": "action" }, { "text": "Is the user describing jaundice in a newborn or with warning signs, which needs urgent care now?", "kind": "boundary" } ] } ] }, { "id": "assessment", "name": "Assessment", "description": "Assessment.", "findings": [ { "id": "assessment-finding", "name": "Assessment", "description": "Assessment.", "questions": [ { "text": "How do clinicians investigate jaundice with blood tests and imaging, in general terms?", "kind": "provenance" }, { "text": "Is the user asking about their own jaundice, which needs a clinician?", "kind": "boundary" } ] } ] } ] }, { "id": "understand", "name": "Understand", "description": "The sign.", "rationale": "Clinical.", "layers": [ { "id": "mechanism", "name": "Mechanism", "description": "Bilirubin and mechanism.", "findings": [ { "id": "mechanism-finding", "name": "Mechanism", "description": "Mechanism.", "questions": [ { "text": "How is bilirubin formed and cleared, and why does it accumulate?", "kind": "definition" }, { "text": "Is the question about jaundice or another cause of yellow skin?", "kind": "boundary" } ] } ] }, { "id": "kinds", "name": "Kinds", "description": "Kinds and causes.", "findings": [ { "id": "kinds-finding", "name": "Kinds", "description": "Kinds.", "questions": [ { "text": "What are hemolytic, hepatocellular and obstructive jaundice, and what causes each?", "kind": "definition" }, { "text": "Which entry fits the specific cause?", "kind": "action" } ] } ] } ] }, { "id": "newborn", "name": "Newborn", "description": "Neonatal jaundice.", "rationale": "Clinical.", "layers": [ { "id": "neonatal", "name": "Neonatal", "description": "Neonatal jaundice.", "findings": [ { "id": "neonatal-finding", "name": "Neonatal", "description": "Neonatal.", "questions": [ { "text": "Why is neonatal jaundice common, and how is it monitored and treated with phototherapy, per guidelines?", "kind": "provenance" }, { "text": "Which references are standard?", "kind": "provenance" } ] } ] }, { "id": "risks", "name": "Risks", "description": "Risks.", "findings": [ { "id": "risks-finding", "name": "Risks", "description": "Risks.", "questions": [ { "text": "What is kernicterus, and which newborns are at higher risk?", "kind": "provenance" }, { "text": "Which sources are cited?", "kind": "provenance" } ] } ] } ] }, { "id": "context", "name": "Context", "description": "Treatment and history.", "rationale": "Context.", "layers": [ { "id": "treatment", "name": "Treatment", "description": "Treating causes.", "findings": [ { "id": "treatment-finding", "name": "Treatment", "description": "Treatment.", "questions": [ { "text": "How is jaundice managed by treating hepatitis, gallstones, cancer or hemolysis, in general terms?", "kind": "provenance" }, { "text": "Which entry fits the specific condition?", "kind": "action" } ] } ] }, { "id": "history", "name": "History", "description": "History.", "findings": [ { "id": "history-finding", "name": "History", "description": "History.", "questions": [ { "text": "How was jaundice understood historically, from humoral theory to bilirubin chemistry?", "kind": "provenance" }, { "text": "Which entry fits the history of hepatology?", "kind": "action" } ] } ] } ] } ] }, "openQuestions": [ "Should neonatal jaundice and obstructive jaundice be separate primary entries?", "How should clinical guidelines be linked?", "The registry entry has merged aliases naming signs and causal categories; should they be split off?" ], "statistics": { "bundles": 4, "layers": 8, "findings": 8, "questions": 16 } }, "draft": { "generator": "vr.draft.v3", "status": "draft-generated", "researched": false, "archetype": "discipline or field of knowledge", "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 jaundice, record what state it is in, and decide what may be done with it.", "whatItIs": "Let an agent explain jaundice and its kinds in general terms from clinical sources, describe causes and investigation, identify urgent presentations in adults and newborns, and route personal questions to clinicians.", "characteristics": { "substance": "information", "origin": "conceptual", "agency": "inert" }, "whatYouCanDoWithIt": [ "read and interpreted" ], "distinguishingFeatures": [ "Names folded into this entry, which a task may need to split apart again: icteric eyes, icteric skin, hemolytic jaundice, hepatocellular jaundice, neonatal jaundice, obstructive jaundice, perinatal jaundice due to hepatocellular damage, Lucey–Driscoll syndrome, congenital nonhemolytic jaundice, kernicterus, kernicterus due to isoimmunization.", "11 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.", "Described in 96 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 jaundice, and on what evidence are they told apart?" ], "whatItIsMadeOf": "content that has to be carried by something else", "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": [ "read it and act on what it says" ], "howItIsRecognised": [], "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": [ "icteric eyes", "icteric skin", "hemolytic jaundice", "hepatocellular jaundice", "neonatal jaundice", "obstructive jaundice", "perinatal jaundice due to hepatocellular damage", "Lucey–Driscoll syndrome", "congenital nonhemolytic jaundice", "kernicterus", "kernicterus due to isoimmunization" ] } ], "standing": "Described in 96 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 11 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 jaundice from another, and a jaundice 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 jaundice, 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 jaundice, 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 jaundice 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 jaundice, 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 jaundice, 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 jaundice 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 jaundice 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 jaundice, 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 jaundice, 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 jaundice 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 jaundice from the things most often confused with it.", "questions": [ { "id": "distinguishing-features-q01", "text": "What identifies and describes what distinguishes a jaundice, 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 jaundice, 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 jaundice 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 jaundice 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 jaundice between them.", "questions": [ { "id": "stages-and-transitions-q01", "text": "What identifies and describes the lifecycle of a jaundice, 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 jaundice, 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 jaundice 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 jaundice, how often and by whom.", "findings": [ { "id": "observation-record", "name": "Observation record", "description": "How an observation of a jaundice 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 jaundice, 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 jaundice, 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 jaundice is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "content-and-access", "name": "Content, encoding and access", "description": "What a jaundice says, how it is encoded and who may read it.", "rationale": "An informational thing carries content that can be copied, versioned and withheld, none of which its physical carrier explains.", "layers": [ { "id": "content-and-encoding", "name": "Content and encoding", "description": "The content itself, its format and its language.", "findings": [ { "id": "content-and-format", "name": "Content, format and language", "description": "What a jaundice contains and in what form it is held.", "questions": [ { "id": "content-and-format-q01", "text": "What identifies and describes the content of a jaundice, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "content-and-format-q02", "text": "Who or what asserted this about the content of a jaundice, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "content-and-format-q03", "text": "What may an agent decide or do once the content of a jaundice is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "access-and-rights", "name": "Access, rights and retention", "description": "Who may read, copy or change it, and for how long it is kept.", "findings": [ { "id": "access-rules", "name": "Access rules and retention", "description": "The permissions attached to a jaundice and the period it survives.", "questions": [ { "id": "access-rules-q01", "text": "What identifies and describes access to a jaundice, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "access-rules-q02", "text": "Who or what asserted this about access to a jaundice, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "access-rules-q03", "text": "What may an agent decide or do once access to a jaundice is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "subject-and-method", "name": "Subject matter and method", "description": "What jaundice studies and how it establishes anything.", "rationale": "A field is identified by its questions and its methods, and those are what distinguish it from the fields next to it.", "layers": [ { "id": "subject", "name": "Subject matter", "description": "The questions it takes as its own.", "findings": [ { "id": "subject-record", "name": "Questions and objects of study", "description": "What it is about, stated so a neighbouring field can be told apart.", "questions": [ { "id": "subject-record-q01", "text": "What questions and objects does jaundice take as its own?", "kind": "definition" }, { "id": "subject-record-q02", "text": "Which questions does it share with a neighbouring field, and who claims them?", "kind": "boundary" } ] } ] }, { "id": "method", "name": "Method and evidence", "description": "How claims are established and what counts as evidence.", "findings": [ { "id": "method-record", "name": "Methods and standards of evidence", "description": "The methods used and what they are taken to establish.", "questions": [ { "id": "method-record-q01", "text": "By what methods does jaundice establish claims, and what counts as sufficient evidence?", "kind": "provenance" }, { "id": "method-record-q02", "text": "What kind of claim can this field not settle, and where should an agent look instead?", "kind": "action" } ] } ] } ] }, { "id": "institutions-and-classification", "name": "Institutions and classification", "description": "Where jaundice is practised and how catalogues place it.", "rationale": "The institutional footprint is the evidence that a field exists as a field rather than as a topic.", "layers": [ { "id": "institutions", "name": "Institutional markers", "description": "Societies, journals, degrees and departments.", "findings": [ { "id": "institution-record", "name": "Bodies and venues", "description": "Where the field organises itself.", "questions": [ { "id": "institution-record-q01", "text": "Which societies, journals or degrees mark jaundice as an established field?", "kind": "provenance" }, { "id": "institution-record-q02", "text": "What would show that it is emerging or dissolving rather than established?", "kind": "boundary" } ] } ] }, { "id": "classification", "name": "Classification schemes", "description": "Where library and research classifications put it.", "findings": [ { "id": "classification-record", "name": "Codes and their disagreements", "description": "The classification codes that place it, and where they differ.", "questions": [ { "id": "classification-record-q01", "text": "Which classification schemes place jaundice, under what codes?", "kind": "definition" }, { "id": "classification-record-q02", "text": "Where do those schemes disagree about its scope?", "kind": "boundary" } ] } ] } ] }, { "id": "provenance-and-evidence", "name": "Provenance, evidence and time", "description": "Where every claim about a jaundice 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 jaundice and how confident it is.", "questions": [ { "id": "claim-provenance-q01", "text": "What identifies and describes a claim about a jaundice, 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 jaundice, 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 jaundice 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 jaundice is retired without being erased.", "questions": [ { "id": "validity-and-supersession-q01", "text": "What identifies and describes the validity of a claim about a jaundice, 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 jaundice, 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 jaundice is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] } ] }, "statistics": { "bundles": 6, "layers": 12, "findings": 14, "questions": 38 } } } }