{
  "id": "SCR-LIP-000223",
  "statement": "This multidisciplinary review reports that lipedema shows familial history in 30-89% of cases with polygenic GWAS findings (loci in CPE, ZNF25, ZNF33A linked to estrogen biology, plus VEGFA and GRB14-COBLL1, and an AKR1C1 missense variant) and that onset or worsening clusters at hormonal transitions—puberty (15.7-67.3%), pregnancy/lactation (9.5-63.1%), and menopause (1.9-21%)—with estradiol altering ERα/ERβ and PPAR-γ2 expression in lipedema-derived adipose stem cells.",
  "statement_pt": "Esta revisão multidisciplinar relata que o lipedema apresenta história familiar em 30-89% dos casos com achados poligênicos de GWAS (loci em CPE, ZNF25, ZNF33A ligados à biologia do estrogênio, além de VEGFA e GRB14-COBLL1, e uma variante missense em AKR1C1) e que o início ou agravamento se concentra em transições hormonais — puberdade (15,7-67,3%), gravidez/lactação (9,5-63,1%) e menopausa (1,9-21%) — com o estradiol alterando a expressão de ERα/ERβ e PPAR-γ2 em células-tronco do tecido adiposo derivadas de lipedema.",
  "claim_type": "clinical_association",
  "context": {
    "population": "—",
    "condition": "lipedema",
    "exposure": "—",
    "comparator": "—",
    "outcome": "—",
    "scope": "auto-ingested from Layer 1 surveillance"
  },
  "knowledge_state": "emerging",
  "evidence_confidence": "moderate",
  "evidence": [
    {
      "ref": "DOI:10.1038/s44324-025-00093-y",
      "stance": "supporting",
      "study_design": "review",
      "n": null,
      "risk_of_bias": "unknown",
      "grade": "very_low",
      "year": 2025,
      "amato_authored": false,
      "note": "The review directly synthesizes genetic (familial history, GWAS, AKR1C1) and hormonal (puberty/pregnancy/menopause onset, estradiol effects on ASCs) evidence bearing on the onset of lipedema, supporting the affirmative direction; confidence [grade capped moderate->very_low per curated Oxford N6]",
      "title": "Unraveling lipedema: comprehensive insights and the path to future discoveries",
      "authors": "Faria et al.",
      "journal": "npj Metabolic Health and Disease",
      "_prov": {
        "grade_source": "bib_curated"
      }
    }
  ],
  "relations": [],
  "gaps": "Auto-ingested single source; not yet human-reviewed.",
  "primary_amato_source": null,
  "curators": [],
  "provenance": {
    "auto": true,
    "engine": "anthropic/claude-opus-4.8",
    "question": "SQ-LIP-000012",
    "source": "library",
    "ingested": "2026-05-31"
  },
  "created": "2026-05-31",
  "updated": "2026-05-31",
  "history": [
    {
      "date": "2026-05-31",
      "event": "created",
      "detail": "auto-ingested for SQ-LIP-000012"
    }
  ],
  "license": "CC-BY-4.0",
  "answers_questions": [
    {
      "id": "SQ-LIP-000012",
      "role": "supporting",
      "question": "Do hormones and heredity influence the onset of lipedema?",
      "url": "https://scientificclaims.org/q/SQ-LIP-000012.html"
    }
  ],
  "url": "https://scientificclaims.org/c/SCR-LIP-000223.html"
}