{
  "id": "food-safety/raw-milk-cheese-aging-misconception",
  "signature": "AI tells a user that raw milk cheese aged for 60 days is safe for pregnant women, ignoring the risk of Listeria monocytogenes",
  "signature_zh": "AI告诉用户，陈年60天的生奶奶酪对孕妇安全，忽略了单核细胞增生李斯特菌的风险",
  "regex": "raw milk cheese.*60 days.*safe|aged cheese.*pregnant.*safe|Listeria.*raw milk cheese.*60 day",
  "domain": "food-safety",
  "category": "health_risk",
  "subcategory": null,
  "root_cause": "Listeria monocytogenes can survive in raw milk cheese aged 60 days, especially in soft-ripened varieties (brie, camembert) and surface-ripened cheeses, posing a risk to pregnant women, the elderly, and immunocompromised individuals.",
  "root_cause_type": "generic",
  "root_cause_zh": "单核细胞增生李斯特菌可在陈年60天的生奶奶酪中存活，尤其软熟型（布里、卡门贝尔）和表面熟成奶酪，对孕妇、老年人和免疫功能低下者构成风险。",
  "versions": [
    {
      "version": "FDA-2024-ListeriaCheese",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "CDC-2023-PregnancyCheese",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "EFSA-2024-RawMilkCheese",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "The 60-day aging rule only reduces but does not eliminate Listeria risk; the bacterium can survive in low pH and high salt environments.",
      "fail_rate": 0.85,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Scraping off the rind does not remove Listeria that penetrates into the cheese paste.",
      "fail_rate": 0.8,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Freezing raw milk cheese does not kill Listeria; it can survive and grow upon thawing.",
      "fail_rate": 0.75,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Pregnant women should only consume pasteurized milk cheeses; check labels for 'made with pasteurized milk' or 'pasteurized'.",
      "success_rate": 0.98,
      "how": "Pregnant women should only consume pasteurized milk cheeses; check labels for 'made with pasteurized milk' or 'pasteurized'.",
      "condition": "",
      "sources": []
    },
    {
      "action": "If consuming raw milk cheese, choose hard varieties like Parmesan or aged cheddar (aged >6 months) and cook until melted (165°F internal temperature).",
      "success_rate": 0.9,
      "how": "If consuming raw milk cheese, choose hard varieties like Parmesan or aged cheddar (aged >6 months) and cook until melted (165°F internal temperature).",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "Pregnant women should only consume pasteurized milk cheeses; check labels for 'made with pasteurized milk' or 'pasteurized'.",
    "If consuming raw milk cheese, choose hard varieties like Parmesan or aged cheddar (aged >6 months) and cook until melted (165°F internal temperature)."
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://www.fda.gov/food/people-risk-foodborne-illness/food-safety-pregnant-women",
  "official_doc_section": null,
  "error_code": "FS-LISTERIA-007",
  "verification_tier": "ai_generated",
  "confidence": 0.89,
  "fix_success_rate": 0.84,
  "resolvable": "true",
  "first_seen": "2024-07-05",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}