{
  "id": "medical/neonatal-vent-tidal-volume",
  "signature": "AI calculates neonatal ventilator tidal volume using actual body weight instead of ideal body weight, risking volutrauma in preterm infants",
  "signature_zh": "AI使用实际体重而非理想体重计算新生儿呼吸机潮气量，导致早产儿容量损伤风险",
  "regex": "tidal volume.*actual body weight.*neonatal|vent.*volutrauma.*preterm",
  "domain": "medical",
  "category": "data_error",
  "subcategory": null,
  "root_cause": "Tidal volume for neonates should be based on ideal body weight (gestational age-adjusted) to prevent volutrauma; using actual weight overestimates lung capacity in edematous or growth-restricted infants.",
  "root_cause_type": "generic",
  "root_cause_zh": "新生儿潮气量应基于理想体重（按胎龄调整）以避免容量损伤；使用实际体重会高估水肿或生长受限婴儿的肺容量。",
  "versions": [],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "Neonatal lungs have different compliance; using adult formula leads to 10-15 mL/kg, causing barotrauma and volutrauma.",
      "fail_rate": 0.95,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Overdistends alveoli in preterm infants with surfactant deficiency, causing pneumothorax and bronchopulmonary dysplasia.",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "A 500g preterm infant would receive 100 mL/kg, causing severe volutrauma; a 4kg term infant would receive 12.5 mL/kg, which may be inadequate.",
      "fail_rate": 0.99,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Calculate tidal volume using ideal body weight: for preterm infants, use 4-6 mL/kg of estimated dry weight (e.g., using Lubchenco growth curves or Fenton chart). Example: for a 28-week preterm infant with actual weight 1.2 kg but ideal weight 1.0 kg, set tidal volume to 5 mL × 1.0 kg = 5 mL.",
      "success_rate": 0.85,
      "how": "Calculate tidal volume using ideal body weight: for preterm infants, use 4-6 mL/kg of estimated dry weight (e.g., using Lubchenco growth curves or Fenton chart). Example: for a 28-week preterm infant with actual weight 1.2 kg but ideal weight 1.0 kg, set tidal volume to 5 mL × 1.0 kg = 5 mL.",
      "condition": "",
      "sources": []
    },
    {
      "action": "Use volume-targeted ventilation modes to automatically adjust tidal volume based on exhaled volume, not set weight.",
      "success_rate": 0.9,
      "how": "Use volume-targeted ventilation modes to automatically adjust tidal volume based on exhaled volume, not set weight.",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "Calculate tidal volume using ideal body weight: for preterm infants, use 4-6 mL/kg of estimated dry weight (e.g., using Lubchenco growth curves or Fenton chart). Example: for a 28-week preterm infant with actual weight 1.2 kg but ideal weight 1.0 kg, set tidal volume to 5 mL × 1.0 kg = 5 mL.",
    "Use volume-targeted ventilation modes to automatically adjust tidal volume based on exhaled volume, not set weight."
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://www.nicuniversity.org/ventilation-neonatal/",
  "official_doc_section": null,
  "error_code": "VENT_TV_NEONATE",
  "verification_tier": "ai_generated",
  "confidence": 0.88,
  "fix_success_rate": 0.82,
  "resolvable": "true",
  "first_seen": "2023-11-20",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}