{
  "id": "SCR-LIP-000313",
  "statement": "A scoping review of 25 studies reports that lipedema symptom onset clusters at reproductive hormonal milestones (puberty/adolescence in 62.2-72.0% of cohorts, worsening in pregnancy in 53.0% and menopausal transition in 67.9%), with elevated hormone-sensitive comorbidities (PCOS 12.6-17.1%, autoimmune thyroiditis up to 35.5%) and molecular findings including loss-of-function variants in AKR1C1/AKR1C2, aromatase (CYP19A1) upregulation in adipose tissue, and altered estrogen receptor balance.",
  "statement_pt": "Uma revisão de escopo de 25 estudos relata que o início dos sintomas de lipedema agrupa-se em marcos hormonais reprodutivos (puberdade/adolescência em 62,2-72,0% das coortes, piora na gravidez em 53,0% e na transição menopausal em 67,9%), com comorbidades hormônio-sensíveis elevadas (SOP 12,6-17,1%, tireoidite autoimune até 35,5%) e achados moleculares incluindo variantes de perda de função em AKR1C1/AKR1C2, upregulation de aromatase (CYP19A1) no tecido adiposo e desequilíbrio de receptores estrogênicos.",
  "claim_type": "clinical_association",
  "context": {
    "population": "—",
    "condition": "lipedema",
    "exposure": "—",
    "comparator": "—",
    "outcome": "—",
    "scope": "auto-ingested from Layer 1 surveillance"
  },
  "knowledge_state": "emerging",
  "evidence_confidence": "very_low",
  "evidence": [
    {
      "ref": "DOI:10.20944/preprints202512.2108.v1",
      "stance": "supporting",
      "study_design": "review",
      "n": null,
      "risk_of_bias": "unknown",
      "grade": "very_low",
      "year": 2025,
      "amato_authored": false,
      "note": "Scoping review explicitly mapping hormonal milestones, hormone-sensitive comorbidities, and steroid-metabolism gene variants associated with lipedema onset; supports hormonal/hereditary influence but is descriptive, disclaims causality, and"
    }
  ],
  "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-000313.html"
}