{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.brachycephaly","code":"thing-q42649","url":"https://ver.cy/models/thing/q42649/","name":"brachycephaly","alternateNames":["isolated brachycephaly"],"kind":"thing","status":"published","version":"0.2.0-wave.1","language":"en","classifiers":{"family":"Thing Registry","category":"Cross-cutting context","entryKind":"thing","plane":"XCT","domain":["XCT.REL"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"A head shape that is short from front to back and relatively wide due to premature fusion of both coronal sutures of the skull, a form of craniosynostosis requiring specialist assessment; this sense is distinct from positional brachycephaly, which occurs without premature suture fusion.","purpose":"Let an agent give general sourced information on brachycephaly caused by premature coronal-suture fusion, distinguish it from positional head flattening, refer families to specialists for assessment, preserve safe sleep advice and avoid historical racial misuse of head measurements.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["The head is short from front to back and relatively wide.","Both coronal sutures fuse prematurely.","This condition is a form of craniosynostosis.","Specialist assessment distinguishes it from positional brachycephaly."],"structure":{"bundles":[{"id":"baby","name":"Baby","description":"Parent concerns.","layers":[{"id":"concern","name":"Concern","description":"Head shape worries.","findings":[{"id":"concern-finding","name":"Concern","description":"Head shape concerns.","questions":[{"text":"Is a parent worried about their baby head shape?","kind":"boundary"},{"text":"Should they ask their health visitor, nurse or doctor to assess it?","kind":"action"}]}]},{"id":"urgent","name":"Urgent","description":"Warning signs.","findings":[{"id":"urgent-finding","name":"Urgent","description":"Warning signs.","questions":[{"text":"Is the baby also unwell, with a bulging soft spot, vomiting or unusual drowsiness?","kind":"boundary"},{"text":"Should urgent medical help be sought now?","kind":"action"}]}]}]},{"id":"guidance","name":"Guidance","description":"Official advice.","layers":[{"id":"sleep","name":"Sleep","description":"Back to sleep.","findings":[{"id":"sleep-finding","name":"Sleep","description":"Safe sleep.","questions":[{"text":"Do health authorities still recommend placing babies on their back to sleep?","kind":"provenance"},{"text":"Is the parent considering changing sleep position or using positioning pillows?","kind":"boundary"}]}]},{"id":"tummy","name":"Tummy time","description":"Awake positioning.","findings":[{"id":"tummy-finding","name":"Tummy time","description":"Tummy time.","questions":[{"text":"What do health services say about supervised tummy time while awake?","kind":"provenance"},{"text":"How often is it suggested?","kind":"provenance"}]}]}]},{"id":"information","name":"Information","description":"General facts.","layers":[{"id":"types","name":"Types","description":"Causes.","findings":[{"id":"types-finding","name":"Types","description":"Causes.","questions":[{"text":"How do positional flattening and craniosynostosis differ, according to medical sources?","kind":"provenance"},{"text":"How is craniosynostosis diagnosed?","kind":"provenance"}]}]},{"id":"treatment","name":"Treatment","description":"Helmets and surgery.","findings":[{"id":"treatment-finding","name":"Treatment","description":"Treatment questions.","questions":[{"text":"What does evidence say about helmets for positional flattening?","kind":"provenance"},{"text":"Is the user asking whether their child needs treatment?","kind":"boundary"}]}]}]},{"id":"history","name":"History","description":"Cephalic index.","layers":[{"id":"index","name":"Index","description":"Measurement.","findings":[{"id":"index-finding","name":"Index","description":"Cephalic index.","questions":[{"text":"What is the cephalic index, and how is it calculated?","kind":"measurement"},{"text":"How is it used clinically today?","kind":"provenance"}]}]},{"id":"misuse","name":"Misuse","description":"Race science.","findings":[{"id":"misuse-finding","name":"Misuse","description":"Historical misuse.","questions":[{"text":"How was head measurement misused in discredited racial theories, according to historians?","kind":"provenance"},{"text":"How should the agent reject such claims?","kind":"action"}]}]}]}]},"agentConduct":{"may":["Explain brachycephaly caused by premature coronal-suture fusion in general terms and the need for specialist assessment.","Repeat official safe sleep advice that babies sleep on their backs."],"mustNot":["Advise parents to stop placing babies on their backs to sleep.","Diagnose a baby's head shape or rule out craniosynostosis.","Recommend unregulated helmets, pillows or positioners.","Use head measurements to make claims about race or intelligence."],"requiresHuman":["Specialist clinical assessment is required to determine the cause of the head shape and any treatment, including helmet therapy or surgery."]},"ethics":{"considerations":["Back sleeping prevents sudden infant death; worry about head shape must not undermine it.","Head measurements were used in racist pseudoscience."],"affectedParties":["Infants and parents","Groups targeted by race science"]},"owners":{"steward":"The child's parents; paediatric clinicians answer for assessment and treatment.","roles":[],"masterSystems":[]},"relations":[{"target":"Q1998874","type":"parent","note":"registry parent class"},{"target":"Q2546232","type":"parent","note":"registry parent class"},{"target":"cranial shape variation","type":"related","note":"category"},{"target":"plagiocephaly","type":"related","note":"related condition"},{"target":"craniosynostosis","type":"related","note":"differential"},{"target":"cephalic index","type":"related","note":"measure"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.brachycephaly","Wikidata: Q42649 (https://www.wikidata.org/wiki/Q42649)"]},"properties":{"applicability":"not-applicable","items":[]},"recognition":{"applicability":"optional","items":["A short, wide head shape may suggest brachycephaly but does not establish its cause.","Bilateral coronal-suture fusion can alter the forehead and upper skull shape.","Positional brachycephaly occurs without premature suture fusion.","Plagiocephaly describes an asymmetric head shape and can have positional or synostotic causes.","Appearance alone cannot confirm or exclude craniosynostosis.","A flattened back of the head and a wide, short head shape."]},"capabilities":{"applicability":"required","items":["explain positional head flattening in general terms","find official guidance on tummy time and safe sleep","know when to ask a health professional","understand the historical misuse of cephalic index"]},"hazards":{"applicability":"required","items":["Mistaking coronal-suture fusion for positional flattening can delay specialist assessment.","Premature suture fusion can restrict skull growth and may be associated with raised intracranial pressure.","Parents stopping back sleeping increases the risk of sudden infant death syndrome.","Unregulated helmet or pillow products can create risks and delay appropriate care.","Head measurements can be misused to support racist claims."]},"interfaces":{"applicability":"required","items":["National safe sleep guidance","Child health surveillance programmes"]},"context":{"applicability":"required","items":["A head shape relevant to infant health checks.","positional brachycephaly","brachycephaly from craniosynostosis","brachycephaly in syndromes","cephalic index categories (historical anthropometry)"]}},"sources":[{"title":"Wikidata item Q42649: brachycephaly","url":"https://www.wikidata.org/wiki/Q42649","note":"identity and sense of the item"},{"title":"Wikipedia: Brachycephaly","url":"https://en.wikipedia.org/wiki/Brachycephaly","note":"general description of the item"}],"openQuestions":["Should positional and synostotic types be separate entries?","How should safe sleep guidance be linked?","How should the historical anthropometry sense be framed?"],"resources":{"spec":"/models/things/publications/thing-q42649/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q42649/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T12:41:35Z","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":"not-applicable","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 2026-10-07T10:10:30+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass","interaction.properties":"Plane XCT: no invented physical properties."},"score":1.0}}