{
  "cases": [
    {
      "id": "CASE-TRAUMA-DISASTER-SYN-001",
      "title_zh": "高速交通伤：院前预警到早期复评",
      "title_en": "High-speed transport injury: pre-alert to early reassessment",
      "case_type": "synthetic teaching case",
      "mode": "challenge",
      "duration_min": 45,
      "review_status": "pending_clinician_review",
      "source_type": "teaching_illustration",
      "source_refs": [
        "lesson-1",
        "lesson-2"
      ],
      "deidentification_status": "synthetic_no_real_patient",
      "trigger_zh": "32岁男性，高速交通伤。院前报告提示烦躁、呼吸急促、右下肢活动性出血。预计2分钟后到达。",
      "trigger_en": "A 32-year-old man after high-speed traffic injury. Prehospital report notes agitation, rapid breathing, and active right lower-limb bleeding. Arrival is expected in 2 minutes.",
      "monitor": {
        "HR": "trend elevated",
        "BP": "trend concerning",
        "SpO2": "trend vulnerable",
        "RR": "trend increased",
        "GCS": "watch change",
        "Temperature": "warming risk",
        "Elapsed Time": "0 min"
      },
      "stages": [
        {
          "id": "pre-alert",
          "title_zh": "院前预警",
          "title_en": "Pre-alert",
          "information_zh": "机制和途中表现提示需要完整团队准备，但仍有许多未知信息。",
          "information_en": "The mechanism and en-route appearance suggest whole-team readiness, with many unknowns remaining.",
          "preferred_choice_zh": "建立创伤团队角色、共享 xABCDE 板和资源准备语言。",
          "preferred_choice_en": "Set trauma-team roles, a shared xABCDE board, and resource-readiness language.",
          "unsafe_choice_zh": "只围绕单一损伤区域准备。",
          "unsafe_choice_en": "Prepare around only one suspected injury region.",
          "feedback_zh": "单线准备会削弱团队对外出血、气道、呼吸和循环的并行关注。",
          "feedback_en": "Single-lane preparation weakens parallel attention to external bleeding, airway, breathing, and circulation.",
          "state_delta": {
            "elapsedTime": "time used for team readiness",
            "patient": "risk remains incompletely characterized"
          }
        },
        {
          "id": "arrival",
          "title_zh": "到院交接",
          "title_en": "Arrival handoff",
          "information_zh": "可见出血、呼吸表现和躁动信息同时进入团队画面。",
          "information_en": "Visible bleeding, breathing appearance, and agitation enter the team picture together.",
          "preferred_choice_zh": "用观察事实报告 x/B/C 相关担心，并请团队复述已知和未知。",
          "preferred_choice_en": "Report observed x/B/C concerns and ask the team to restate knowns and unknowns.",
          "unsafe_choice_zh": "在团队共享信息前直接选择全身 CT。",
          "unsafe_choice_en": "Choose whole-body CT before the team has shared the information picture.",
          "feedback_zh": "过早跳到单一资源会造成时间消耗，并使立即威胁和复评问题被后移。",
          "feedback_en": "Jumping early to one resource consumes time and pushes immediate threats and reassessment questions backward.",
          "state_delta": {
            "elapsedTime": "delay signal",
            "patient": "trend more concerning"
          }
        },
        {
          "id": "reassessment",
          "title_zh": "早期复评",
          "title_en": "Early reassessment",
          "information_zh": "团队行动和新信息出现后，学习者需要说明哪些风险改变，哪些仍未解决。",
          "information_en": "After team action and new information, the learner explains what changed and what remains unresolved.",
          "preferred_choice_zh": "回到 xABCDE，报告改善、恶化或仍不确定的趋势。",
          "preferred_choice_en": "Return to xABCDE and report improved, worsened, or still-uncertain trends.",
          "unsafe_choice_zh": "把一次行动后的短暂变化当作结束点。",
          "unsafe_choice_en": "Treat a short change after one action as the end point.",
          "feedback_zh": "创伤初评是循环语言，新的信息会让团队重新排序。",
          "feedback_en": "Trauma primary survey is loop language; new information can reorder the team picture.",
          "state_delta": {
            "elapsedTime": "reassessment cycle",
            "patient": "requires continued trend watching"
          }
        }
      ],
      "boundary": "Educational simulation only; not patient-specific guidance, treatment protocol, or local pathway."
    },
    {
      "id": "CASE-TRAUMA-DISASTER-SYN-002",
      "title_zh": "公共场所爆炸伴局部坍塌",
      "title_en": "Public-space explosion with partial structural collapse",
      "case_type": "synthetic disaster simulation",
      "mode": "instructor",
      "duration_min": 45,
      "review_status": "pending_clinician_review",
      "source_type": "teaching_illustration",
      "source_refs": [
        "lesson-3",
        "lesson-4"
      ],
      "deidentification_status": "synthetic_no_real_patient",
      "system_state": {
        "casualties": "first wave 8; later number unknown",
        "resuscitation_bays": "limited",
        "operating_rooms": "limited",
        "blood_products": "limited",
        "available_teams": "limited",
        "ambulances": "strained",
        "icu_beds": "limited",
        "transfer_capacity": "requires coordination"
      },
      "patients": [
        {
          "id": "P1",
          "summary_zh": "活动性大出血和休克风险",
          "summary_en": "Active major bleeding and shock risk",
          "status": "high concern",
          "triage_algorithm_status": "pending_course_lead_confirmation",
          "review_status": "pending_clinician_review"
        },
        {
          "id": "P2",
          "summary_zh": "呼吸困难和单侧呼吸音消失线索",
          "summary_en": "Breathing difficulty and unilateral breath-sound concern",
          "status": "high concern",
          "triage_algorithm_status": "pending_course_lead_confirmation",
          "review_status": "pending_clinician_review"
        },
        {
          "id": "P3",
          "summary_zh": "稳定闭合骨折",
          "summary_en": "Stable closed fracture",
          "status": "resource planning",
          "triage_algorithm_status": "pending_course_lead_confirmation",
          "review_status": "pending_clinician_review"
        },
        {
          "id": "P4",
          "summary_zh": "轻伤且能够行走",
          "summary_en": "Minor injury and able to walk",
          "status": "low immediate concern",
          "triage_algorithm_status": "pending_course_lead_confirmation",
          "review_status": "pending_clinician_review"
        },
        {
          "id": "P5",
          "summary_zh": "严重颅脑损伤和高资源需求",
          "summary_en": "Severe traumatic brain injury concern and high resource need",
          "status": "high resource need",
          "triage_algorithm_status": "pending_course_lead_confirmation",
          "review_status": "pending_clinician_review"
        },
        {
          "id": "P6",
          "summary_zh": "腹部损伤，早期稳定后恶化",
          "summary_en": "Abdominal injury concern with later deterioration",
          "status": "reassessment priority",
          "triage_algorithm_status": "pending_course_lead_confirmation",
          "review_status": "pending_clinician_review"
        }
      ],
      "learner_tasks": [
        "Activate response",
        "Assign roles",
        "Triage casualties",
        "Allocate resources",
        "Perform xABCDE",
        "Request support",
        "Arrange transport",
        "Reassess priorities",
        "Conduct handover"
      ],
      "boundary": "This scenario teaches system reasoning and resource discussion. It does not define a triage algorithm or hospital command policy."
    }
  ],
  "triageSystems": {
    "separateSystems": [
      "START",
      "JumpSTART",
      "SALT",
      "Chinese 2006"
    ],
    "requireReassessment": true,
    "p4Blast": "Walking does not exclude delayed blast lung/bowel injury",
    "numericCases": "synthetic"
  }
}
