โปสเตอร์อินโฟกราฟิกทางการแพทย์เกี่ยวกับกลไกโรคเกาต์

{
  "type": "medical infographic poster",
  "topic": "gout pathogenesis and progression",
  "style": "ultra-detailed 3D biomedical illustration blended with vintage clinical editorial infographic design",
  "language": "Chinese with smaller English subtitles",
  "canvas": {
    "orientation": "vertical",
    "aspect_ratio": "1:2",
    "background": "warm off-white paper texture with subtle aging and clinical poster aesthetic"
  },
  "title_block": {
    "headline_cn": "痛风诞生的因果链",
    "headline_en": "THE CAUSAL CHAIN OF GOUT",
    "subheading": "A continuous chain from purines to crystals to inflammation, showing the full-body metabolic and immune pathway"
  },
  "central_visual": {
    "description": "a semi-transparent full-body human anatomical figure, front view, from head to feet, with the face softly obscured; visible skeleton, muscles, major vessels, liver, kidneys, digestive tract, and lower limb joints; glowing internal metabolic pathways with directional flow arrows; circular cutaway magnifications showing needle-like urate crystals, cellular infiltration, inflamed synovial tissue, and joint erosion",
    "labels_count": 4,
    "labels": [
      "肝脏",
      "肾脏",
      "尿酸循环",
      "结晶沉积"
    ]
  },
  "top_process_strip": {
    "title_cn": "一条从分子到临床的连续因果链",
    "title_en": "A CONTINUOUS CHAIN FROM MOLECULE TO CLINICAL DISEASE",
    "count": 6,
    "icons": [
      "代谢",
      "转运",
      "结晶",
      "免疫",
      "炎症",
      "损伤"
    ]
  },
  "layout": {
    "sections": [
      {
        "number": "01",
        "title_cn": "嘌呤来源",
        "title_en": "Purine Sources",
        "position": "upper left",
        "items": [
          "外源性摄入: 红肉、内脏、海鲜、啤酒",
          "内源性细胞代谢分解",
          "果糖负荷与含糖饮料"
        ]
      },
      {
        "number": "02",
        "title_cn": "尿酸生成",
        "title_en": "Uric Acid Production",
        "position": "left upper-mid",
        "items": [
          "嘌呤代谢途径与黄嘌呤氧化酶 (XOD)",
          "次黄嘌呤至黄嘌呤再至尿酸生成"
        ]
      },
      {
        "number": "03",
        "title_cn": "肾脏与肠道排泄",
        "title_en": "Renal & Intestinal Excretion",
        "position": "left middle",
        "items": [
          "肾小管转运体 (URAT1, GLUT9, ABCG2)",
          "肠道辅助排泄通道"
        ]
      },
      {
        "number": "04",
        "title_cn": "高尿酸血症",
        "title_en": "Hyperuricemia",
        "position": "left lower-mid",
        "items": [
          "血尿酸过饱和生理阈值对比",
          "无症状高尿酸血症状态"
        ]
      },
      {
        "number": "05",
        "title_cn": "结晶物理学",
        "title_en": "Crystal Physics",
        "position": "lower left-center",
        "items": [
          "单钠尿酸盐 (MSU) 微结晶成核",
          "低温与酸性微环境诱导析出"
        ]
      },
      {
        "number": "06",
        "title_cn": "关节沉积与局部环境",
        "title_en": "Joint Deposition & Local Environment",
        "position": "bottom left-center",
        "items": [
          "第一跖趾关节 (MTP1) 好发解剖机制",
          "滑膜微循环与局部软骨表面沉积"
        ]
      },
      {
        "number": "07",
        "title_cn": "免疫炎症级联",
        "title_en": "Immune Inflammatory Cascade",
        "position": "upper right",
        "items": [
          "巨噬细胞吞噬晶体与 NLRP3 炎症小体激活",
          "IL-1β 释放与中性粒细胞趋化募集"
        ]
      },
      {
        "number": "08",
        "title_cn": "急性痛风发作",
        "title_en": "Acute Gout Flare",
        "position": "right middle",
        "items": [
          "夜间突发红、肿、热、剧痛",
          "第一跖趾关节微血管扩张与充血"
        ]
      },
      {
        "number": "09",
        "title_cn": "慢性结构损伤",
        "title_en": "Chronic Structural Damage",
        "position": "right lower-mid",
        "items": [
          "反复发作诱发慢性滑膜炎",
          "软骨剥脱与溶骨性骨侵蚀"
        ]
      },
      {
        "number": "10",
        "title_cn": "痛风石形成",
        "title_en": "Tophus Formation",
        "position": "right lower",
        "items": [
          "长期尿酸盐重度蓄积与肉芽肿包绕",
          "指间关节及耳廓皮下痛风结节"
        ]
      },
      {
        "number": "11",
        "title_cn": "系统性病理影响",
        "title_en": "Beyond the Joint",
        "position": "lower right",
        "items": [
          "尿酸性肾结石与间质性肾病",
          "心血管及代谢综合征相关风险"
        ]
      },
      {
        "number": "12",
        "title_cn": "疼痛只是终末信号",
        "title_en": "Pain Is the Final Signal",
        "position": "bottom full width",
        "items": [
          "代谢异常 → 高尿酸血症 → 晶体沉积 → 炎症风暴 → 剧痛发作"
        ]
      }
    ]
  },
  "visual_details": {
    "arrows": "curved tan-gold directional arrows linking causal steps",
    "rendering": "hyperrealistic biomedical scientific illustration, subtle clinical parchment tone, crisp callouts",
    "color_palette": "sepia parchment, ivory, crimson inflammation accents, vascular blue and crimson, crystalline white",
    "typography": "refined Chinese serif headings, sleek uppercase English subtitles, clear boxed diagrams"
  },
  "negative_constraints": [
    "no flat 2D cartoon style",
    "no neon cyberpunk glow",
    "no solid black background"
  ]
}