{
  "id": "SCR-LIP-000010",
  "statement": "Qualitative ultrasound patterns of the dermis and hypodermis (Lipedema Dermal and Hypodermal Classification, LDHC) describe structural changes (septal alteration, echogenic nodules, dermal-hypodermal junction disruption) that may correspond to stages of inflammation and fibrosis.",
  "statement_pt": "Padrões ultrassonográficos qualitativos da derme e hipoderme (Classificação Dérmica e Hipodérmica do Lipedema, LDHC) descrevem alterações estruturais que podem corresponder a estágios de inflamação e fibrose.",
  "claim_type": "diagnostic",
  "context": {
    "population": "women with clinically diagnosed lipedema, obesity excluded",
    "condition": "lipedema",
    "exposure": "high-frequency ultrasound (qualitative)",
    "comparator": "normal/obese architecture",
    "outcome": "morphologic classification",
    "scope": "single-center retrospective imaging"
  },
  "knowledge_state": "emerging",
  "evidence_confidence": "low",
  "evidence": [
    {
      "ref": "DOI:10.4236/jbise.2025.184008",
      "stance": "supporting",
      "study_design": "case_series",
      "n": 34,
      "risk_of_bias": "high",
      "year": 2025,
      "amato_authored": true,
      "note": "Vargas et al.; obese non-lipedema show preserved layered septa"
    },
    {
      "ref": "DOI:10.4236/jbise.2025.188026",
      "stance": "supporting",
      "study_design": "case_report",
      "n": null,
      "risk_of_bias": "unknown",
      "year": 2025,
      "amato_authored": false,
      "note": "The article provides evidence that ultrasound can classify lipedema through the identification of specific ultrasonographic features."
    }
  ],
  "relations": [
    {
      "type": "diagnoses",
      "target_hint": "qualitative ultrasound classification"
    }
  ],
  "gaps": "Retrospective; no interobserver validation or clinical-stage correlation.",
  "primary_amato_source": "DOI:10.4236/jbise.2025.184008",
  "curators": [
    {
      "name": "Alexandre C. M. Amato",
      "orcid": "0000-0003-4008-4029",
      "role": "lead_curator"
    }
  ],
  "created": "2026-05-30",
  "updated": "2026-05-30",
  "license": "CC-BY-4.0",
  "provenance_log": [
    {
      "action": "corroborated_by_layer1",
      "ref": "DOI:10.4236/jbise.2025.188026",
      "engine": "gpt-4o-mini",
      "date": "2026-05-30"
    }
  ],
  "answers_questions": [
    {
      "id": "SQ-LIP-000003",
      "role": "supporting",
      "question": "Can ultrasound diagnose or classify lipedema?",
      "url": "https://scientificclaims.org/q/SQ-LIP-000003.html"
    }
  ],
  "url": "https://scientificclaims.org/c/SCR-LIP-000010.html"
}