家禽养殖场给雏鸡注射庆大霉素；消费者随后通过鸡肝、鸡胗和鸡肉摄入庆大霉素，这会损害肾脏和听力。
原始表述
المزارع الفراخ اللي ما بتعرفش ربنا بيحقن الفرخه وهي صغننه كده حقنه جينتامايس
按来源为原话. 译文由本项目提供；以阿拉伯语原文为准。
译文
家禽养殖场给雏鸡注射庆大霉素；消费者随后通过鸡肝、鸡胗和鸡肉摄入庆大霉素，这会损害肾脏和听力。
出处
- 来源状态
- 视频转录文本（本人原话）
- 归属
- Elawady (machine transcript)
- 视频
- Dr Diaa Al Awady د ضياء العوضي is live! الموت المفاجيء (打开来源)
- 发布日期
- 2025年7月14日
- 时间戳
- 0:26:27 (在原视频 YouTube 自动字幕轨中的位置；可确认该内容出现的位置，但不能确认说话人是谁)
- 归属的不确定性
- Elawady relays what a patient who owns a poultry farm told him; machine transcript.
- 所声称的机制
Aminoglycoside residues cause nephro- and ototoxicity in consumers.
- 所声称的健康影响
Kidney damage, hearing loss.
- 涉及人群
Consumers of chicken (Egypt)
- Elawady 设定的地域限制
Refers to farms 'that do not fear God' (some farms), apparently in Egypt.
来源版本存在差异
انت بقى بتبلبع الجنتامايسين ده في الكبد والقوانص وفي لحمتها
- 来源状态
- 视频转录文本（本人原话）
- 归属
- Elawady (machine transcript)
- 视频
- Dr Diaa Al Awady د ضياء العوضي is live! الموت المفاجيء (打开来源)
- 发布日期
- 2025年7月14日
- 时间戳
- 0:27:34 (在原视频 YouTube 自动字幕轨中的位置；可确认该内容出现的位置，但不能确认说话人是谁)
- 归属的不确定性
- Archive transcript (YouTube CC or AI-generated); wording may contain transcription errors; no timestamps; 'published' is the date listed by the archive. Passage read in context.
科学评估
基本错误 – 该说法的主要部分没有证据支持，或被严重夸大。
证据确定性: 低 – 进一步研究很可能大幅改变该评估。
1. 说法是什么？
Gentamicin injections in chicks lead to toxic residues in chicken.
2. 哪些内容可证实是正确的？
Gentamicin residues have been found in Egyptian chicken: 21% of 100 samples from Kafr El-Sheikh, highest in liver and gizzard, some above the limits the authors used (I-RES-101). Residues of other antibiotics are also common (I-RES-08). Gentamicin can damage kidneys and hearing when injected at therapeutic doses (I-RES-102).
3. 哪些内容是错误或夸大的？
Food residues are not comparable to medical injections. Even the most contaminated raw liver gives about 3% of the safe daily intake per portion, and boiling removed 92-95% of gentamicin (I-RES-101). Swallowed gentamicin is essentially not absorbed (I-RES-102). There is no evidence that residues cause kidney or hearing damage.
4. 哪些内容仍不明确？
How and when gentamicin is used in Egyptian hatcheries and farms; residue levels in other governorates; whether withdrawal periods are respected. Antibiotic resistance from such use is a separate, real concern (C-CHK-05).
5. 哪些研究支持该说法？
I-RES-101 (gentamicin residues in Egyptian chicken; supports the use part only).
6. 哪些研究与该说法相矛盾？
I-RES-102 (JECFA: ADI, poor oral absorption, toxicity at injected doses); I-RES-08 (hazard quotients far below 1 for other antibiotics).
7. 对德国和欧洲而言情况如何？
8. 关于埃及的已知情况是什么？
Gentamicin residues were detected in 21% of chicken samples in one governorate (I-RES-101); no national residue monitoring is published (the project's research files).
9. 合理的实际结论是什么？
埃及家禽中的抗生素残留是一个真实的监管问题（也是一个耐药性问题），但吃鸡肉会造成所称的肾脏和听力损害这一点缺乏依据；烹饪能大幅减少庆大霉素残留。
评估详情
- 证据确定性的依据
An Egyptian residue study (full text read) found gentamicin in 21% of 100 retail chicken samples, most often in liver (32%) and gizzard (20%), which partly supports the claimed use (I-RES-101). The health claim is implausible: the highest measured level (378.5 ng/g in raw liver) gives about 3% of the JECFA acceptable daily intake per 100 g portion and 0.15% after boiling; JECFA states that gentamicin is essentially not absorbed after oral administration; kidney and ear toxicity occur at injected therapeutic doses thousands of times higher (I-RES-102). Certainty is low because residue data come from one small local study and no outcome study exists.
- 来源质量
Anecdote relayed from one patient.
- 地区可推广性
Egypt-specific; EU: in the original 2010 Annex of Reg. 37/2010, gentamicin MRLs were listed only for bovine and porcine species (I-RES-01).
- 说法的地域范围
- 针对埃及
- 最近审核
- 2026年10月26日 初步
科学证据详解
过度解读 – 确有真实的发现，但该说法从中引申出的结论超出了数据所能支持的范围（例如把关联当作因果、把动物数据套用到人身上、把小效应说成大效应）。
研究问题: Are Egyptian broiler chicks treated with gentamicin, do gentamicin residues occur in chicken meat/offal, and can such residues cause kidney damage or hearing loss in consumers?
研究问题详解 (PECO)
- 人群
- Egyptian consumers of chicken, liver and gizzards
- 干预或暴露
- Gentamicin residues in chicken tissues
- 对照
- Toxicological thresholds (ADI) and therapeutic doses
- 地域范围
- Egypt-specific practice; universal pharmacology
- 结局指标
- gentamicin residue occurrence
- estimated intake vs ADI
- nephrotoxicity/ototoxicity
研究结果按作者报告呈现。我们的评估见下文。
哪些证据支持该说法？
Gentamicin found in one in five Egyptian chicken samples, mostly in liver
Egyptian retail chicken residue survey (full text read).
- 实际结果
- Gentamicin in 21% of samples (liver 32%, gizzard 20%, breast and thigh 16%); max 378.5 ng/g in liver; some above the (bovine-derived) MRLs.
- 方法学质量
- low (100 samples, one governorate)
- 相关性
- direct for occurrence
- 局限
- Benchmark MRLs not specific to poultry; reporting inconsistencies.
哪些证据不支持该说法？
WHO/FAO experts: gentamicin is hardly absorbed when swallowed
Joint FAO/WHO Expert Committee on Food Additives (JECFA). WHO Food Additives Series / INCHEM 1998 风险评估已核查全文新增JECFA evaluation and monograph.
- 实际结果
- ADI 0-0.02 mg/kg bw; gentamicin 'essentially not absorbed after oral administration'; toxicity documented at i.v. doses of about 5.1 mg/kg bw/day.
- 方法学质量
- high (international risk assessment)
- 相关性
- direct for the health claim
- 局限
- Older evaluation.
Antibiotic residues in Egyptian chicken
Noah SM et al.. Sci Rep 2026 · PMID 42527435 · DOI 10.1038/s41598-026-63227-2 检测 / 残留研究全文，含结构化偏倚风险评估Egyptian residue risk assessment for other antibiotics.
- 实际结果
- Hazard quotients 0.0002-0.050 despite frequent MRL exceedances.
- 方法学质量
- moderate
- 相关性
- indirect (other antibiotics)
- 局限
- Gentamicin not analysed.
总体证据说明了什么？
基于上述研究的编辑评估——其本身并非研究结果。
哪种观点有更好的证据支持？
Gentamicin residues do occur in Egyptian chicken, especially liver and gizzard, which partly supports the claimed practice; but residue intakes are a tiny fraction of the safe daily intake and thousands of times below therapeutic doses, and gentamicin is hardly absorbed when swallowed, so kidney or hearing damage from food is implausible.
为什么有些研究权重更大
International risk assessment and pharmacology outweigh the claim; the residue study supports only occurrence.
因果关系是否已确立？ 尚未确立 No exposure-outcome data; pharmacology argues strongly against systemic toxicity from residues.
仍存在的不确定性
How gentamicin is used in Egyptian hatcheries (route, timing); extreme residue levels from illegal use without withdrawal periods; resistance selection (a separate, real concern).
合理的结论
Practice partly supported; health harm not supported.
这是否取决于国家？
- 一般生物学效应
- Aminoglycoside pharmacology universal (poor oral absorption).
- 饮食习惯
- Liver and gizzard carry the highest residues; boiling reduced gentamicin by 92-95% (I-RES-101).
- 食品原产地
- Not relevant for EU-produced chicken.
- 污染物
- Residue occurrence documented in one Egyptian governorate.
- 本国生产条件
- Egypt: no public national residue monitoring; no GOVS decision on withdrawal periods found (the project's research files).
- 法律规则
- EU MRLs for gentamicin listed for bovine and porcine species (I-RES-01); Egypt NFSA Decision 13/2020 follows Codex.
- 实际监测数据
- Local studies only.
地区差异有可靠数据支持。
统计复核
- Worst-case intake vs JECFA ADI and therapeutic dose – 100 g of the most contaminated raw liver: 37.9 ug = 3.15% of ADI (60 kg); after boiling 0.15%; therapeutic i.v. daily dose about 8,085 times higher. 已重新计算
总体证据的确定性（GRADE，简化版）
- 主要结局
- Nephrotoxicity/ototoxicity from gentamicin residues in chicken
- 起始等级
- 高（随机试验）
- 降级理由
- indirectness: no direct outcome studies; reasoning from exposure and pharmacology
- 结果
- 中
由单名审查者参照 GRADE 方法进行的简化评估；并非正式的 GRADE 专家组评估。GRADE 评价的是针对某一结局的整体证据，而非单项研究。
已核查的临床指南和官方声明
- JECFA (FAO/WHO): Gentamicin: toxicological monograph (WHO FAS 34) and evaluation summary (1998) · 原始文献
ADI 0-0.02 mg/kg bw; MRLs for cattle and pigs; gentamicin is essentially not absorbed after oral administration.
检索策略
本次审查的文献检索记录（检索式采用原数据库语法）。
| 数据库 | 日期 | 检索式 | 检索目标 | 命中数 | 纳入数 |
|---|---|---|---|---|---|
| Europe PMC | 2026年10月26日 | (gentamicin) AND (hatchery OR "day-old chicks" OR "day-old chick" OR "in ovo") AND (injection OR injected) | 支持性证据 | 384 | |
| PubMed | 2026年10月26日 | gentamicin[tiab] AND residue*[tiab] AND (chicken[tiab] OR broiler*[tiab] OR poultry[tiab]) | 支持性证据 | 19 | |
| Europe PMC | 2026年10月26日 | (TITLE:"antimicrobial use" OR TITLE:"antimicrobial usage") AND (TITLE:broiler OR TITLE:chicken) AND (ABSTRACT:gentamicin) AND (ABSTRACT:hatchery) | 支持性证据 | 0 | |
| Web search + INCHEM | 2026年10月26日 | JECFA gentamicin ADI 0-20 ug/kg bw evaluation | 反对性证据 | 9 |
待解决的问题
Survey of gentamicin use in Egyptian hatcheries; confirmatory LC-MS/MS residue monitoring.
核查深度如何？
4 项相关研究：3 项核查了全文（其中 1 项进行了结构化偏倚风险评估），1 项基于摘要核查，0 项仅核查了文献信息。 尚未进行由两名独立审查者完成的正式评估，也尚未进行独立的人类专家审核。
最近一次科学审核: 2026年10月26日
评定结论的变更历史
- 2026年10月25日 · 第 1 阶段 · 初始评估: 可能错误 (极低)
- 2026年10月26日 · 第 4 阶段（系统证据审查） · 评定结论已更改: 可能错误 (极低) → 基本错误 (低)
Changed: an Egyptian residue study (full text) now documents gentamicin in chicken, supporting the use part, while the exposure calculation against the JECFA ADI and the JECFA statement on negligible oral absorption make the claimed organ damage implausible. Overall certainty rises to low (practice data remain local and limited).
新来源: I-RES-101 I-RES-102
通俗解释
Elawady 医生说，一些家禽养殖场给雏鸡注射抗生素庆大霉素，人们随后吃进去，就会损害肾脏和听力。一项埃及研究确实在约五分之一的鸡肉样本中发现了庆大霉素痕量，大多在鸡肝和鸡胗中。但含量极微：即使是污染最严重的鸡肝，也只提供安全每日摄入量的约 3%，而且煮沸能去除其中大部分。庆大霉素被吞下后也几乎不被吸收。肾脏和听力损害见于剂量高得多的医疗注射，而不是食物中的痕量。
与该说法相关的研究
支持该说法的研究 (0)
该组中没有研究。
与该说法相矛盾或限制该说法的研究 (1)
-
WHO/FAO experts: gentamicin is hardly absorbed when swallowed
Joint FAO/WHO Expert Committee on Food Additives (JECFA). WHO Food Additives Series / INCHEM 1998风险评估独立交叉核查已核查全文Experts set a safe daily intake of 0.02 mg/kg body weight and note that gentamicin is essentially not absorbed from the gut; kidney and ear damage were seen with injected medical doses.
Kidney and ear toxicity occur at injected therapeutic doses; gentamicin is essentially not absorbed orally and residues are judged against a low ADI.
该研究是否支持这一具体说法？ 否 · 方法学质量: 高 · 证据确定性：见该说法的总体评估
研究通俗解读
- 研究人员想了解什么？
What intake of gentamicin residues is safe for consumers?
- 研究是如何开展的？
International expert risk assessment of a veterinary drug residue
- 研究了多少人、动物或样本？
not applicable
- 实际发现了什么？
Summary (jec_897): ADI 0-0.02 mg/kg bw (latest evaluation 1998); MRLs (mg/kg) muscle and fat (cattle, pigs) 0.1, liver 2, kidney 5, milk 0.2. Monograph (FAS 34): 'Gentamicin, in common with other aminoglycosidic drugs, is poorly absorbed from the gastrointestinal tract'; 'aminoglycosides are essentially not absorbed after oral administration'. Human therapeutic data: about 1.7 mg/kg bw i.v. every 8 hours (5.1 mg/kg bw/day) produced nephrotoxicity in 8 (15%) patients and auditory toxicity in 3 (6%).
- 观察到的效应有多大？
Summary (jec_897): ADI 0-0.02 mg/kg bw (latest evaluation 1998); MRLs (mg/kg) muscle and fat (cattle, pigs) 0.1, liver 2, kidney 5, milk 0.2. Monograph (FAS 34): 'Gentamicin, in common with other aminoglycosidic drugs, is poorly absorbed from the gastrointestinal tract'; 'aminoglycosides are essentially not absorbed after oral administration'. Human therapeutic data: about 1.7 mg/kg bw i.v. every 8 hours (5.1 mg/kg bw/day) produced nephrotoxicity in 8 (15%) patients and auditory toxicity in 3 (6%).
- 研究结果对日常生活意味着什么？
Kidney and hearing damage come from medical injections, not from food traces.
- 该研究有哪些局限？
Older evaluation; MRLs set for cattle and pigs only
- 它对 Elawady 的具体说法说明了什么？
Contradicts the health-harm part of the claim.
- 研究结果是否适用于德国和欧洲？
Applies internationally.
- 从该研究中明确不能得出什么结论？
Does not address illegal very high residues.
该组中没有被标记为关键研究的研究。
结果不一或不明确的研究 (3)
-
EU limits for veterinary drug residues
European Commission. Official Journal of the EU 2010指南 / 立场声明独立交叉核查已核查摘要The EU sets residue limits (e.g. emamectin 100 µg/kg in fish) and bans some drugs such as chloramphenicol and nitrofurans.
该研究是否支持这一具体说法？ 不明确 · 方法学质量: 高 · 证据确定性：见该说法的总体评估
研究通俗解读
- 研究人员想了解什么？
Set MRLs.
- 研究是如何开展的？
Regulation.
- 实际发现了什么？
MRLs and prohibitions.
- 研究结果对日常生活意味着什么？
Residues are legally limited.
- 该研究有哪些局限？
As-adopted text.
- 它对 Elawady 的具体说法说明了什么？
Context.
- 研究结果是否适用于德国和欧洲？
High.
-
Antibiotic residues in Egyptian chicken
Noah SM et al.. Sci Rep 2026 · PMID 42527435 · DOI 10.1038/s41598-026-63227-2检测 / 残留研究独立交叉核查全文，含结构化偏倚风险评估★ 关键研究Most chicken samples had antibiotic residues, often above legal limits, but estimated intake was far below harmful levels.
该研究是否支持这一具体说法？ 部分支持 · 方法学质量: 中 · 证据确定性：见该说法的总体评估
研究通俗解读
- 研究人员想了解什么？
Measure residues.
- 研究是如何开展的？
HPLC.
- 研究了多少人、动物或样本？
180 chicken samples (breast, thigh, liver) from shops in Mit Ghamr, Egypt.
- 实际发现了什么？
Oxytetracycline in 72%, enrofloxacin in 52%, sulfadimidine in 17%; more than half of positives above legal limits; liver highest; hazard quotients at most 0.05.
- 观察到的效应有多大？
HQ <= 0.05.
- 研究结果对日常生活意味着什么？
Regulation problem, low direct risk.
- 该研究有哪些局限？
One town; no confirmatory mass-spectrometry; simple intake assumptions; gentamicin not tested.
- 它对 Elawady 的具体说法说明了什么？
Partly supports residue concern; not harm.
- 研究结果是否适用于德国和欧洲？
Low.
- 从该研究中明确不能得出什么结论？
Resistance effects; health harm; anything about gentamicin.
-
Gentamicin found in one in five Egyptian chicken samples, mostly in liver
Kamouh HM et al.. Open Vet J 2024 · PMID 38633178 · DOI 10.5455/OVJ.2024.v14.i1.40检测 / 残留研究独立交叉核查已核查全文★ 关键研究21% of samples contained gentamicin, most often liver and gizzard; boiling removed over 90%.
Gentamicin residues occur in Egyptian chicken (21% of samples, highest in liver and gizzard), supporting the use part; levels are far below toxic doses.
该研究是否支持这一具体说法？ 部分支持 · 方法学质量: 低 · 证据确定性：见该说法的总体评估
研究通俗解读
- 研究人员想了解什么？
How often are oxytetracycline, gentamicin and ciprofloxacin residues present in retail chicken in Egypt, and does boiling reduce them?
- 研究是如何开展的？
Cross-sectional residue survey (microbial inhibition test plus HPLC) with a boiling experiment
- 研究了多少人、动物或样本？
100 samples (25 per tissue)
- 实际发现了什么？
Positive: oxytetracycline 23%, gentamicin 21%, ciprofloxacin 17% of samples. Gentamicin by tissue: breast 16%, thigh 16%, gizzard 20%, liver 32%; mean concentrations (ng/g) 31.8, 52.5, 201.3, 243.2 (max liver 378.5). Above the MRL used: breast 1/25, thigh 2/25, gizzard 4/25, liver 5/25. Boiling 30 min reduced gentamicin by 91.8-95.2% (liver 378.5 -> 18.3 ng/g), oxytetracycline by 88.2% and ciprofloxacin by 23-31%.
- 观察到的效应有多大？
Positive: oxytetracycline 23%, gentamicin 21%, ciprofloxacin 17% of samples. Gentamicin by tissue: breast 16%, thigh 16%, gizzard 20%, liver 32%; mean concentrations (ng/g) 31.8, 52.5, 201.3, 243.2 (max liver 378.5). Above the MRL used: breast 1/25, thigh 2/25, gizzard 4/25, liver 5/25. Boiling 30 min reduced gentamicin by 91.8-95.2% (liver 378.5 -> 18.3 ng/g), oxytetracycline by 88.2% and ciprofloxacin by 23-31%.
- 研究结果对日常生活意味着什么？
Antibiotic traces are real in Egyptian chicken, especially in offal; cooking removes most gentamicin; the amounts are tiny compared with medical doses.
- 该研究有哪些局限？
Small sample from one governorate; Gentamicin MRLs taken from EU bovine/porcine values (EU 37/2010 lists gentamicin MRLs only for bovine and porcine species, I-RES-01); Inconsistent counts (21 MIT-positive vs 25 positive in Table 7 text); No dietary risk assessment
- 它对 Elawady 的具体说法说明了什么？
Supports that gentamicin is used in Egyptian broilers; does not support kidney or hearing damage.
- 研究结果是否适用于德国和欧洲？
Not applicable to EU production.
- 从该研究中明确不能得出什么结论？
Cannot show any health effect.
该组中没有被标记为关键研究的研究。
地区背景
德国 / 欧盟
埃及
Gentamicin residues were detected in 21% of chicken samples in one governorate (I-RES-101); no national residue monitoring is published (the project's research files).
- Food-safety governance and official controls
- Pesticide residues in fruit and vegetables on the EU/German market (incl. imports from Egypt)
- Pesticide residues in produce sold on the Egyptian domestic market
- Antibiotic (veterinary drug) residues in poultry meat and eggs
- Antimicrobial use in food animals and antibiotic growth promoters
- Hormones in poultry, meat, milk and farmed fish
- Salmonella in laying hens, eggs and broiler chicken
- Dioxins, PCBs and PFAS in eggs and other animal foods
- Aflatoxin M1 in milk and dairy products
- Aflatoxins in groundnuts (peanuts)
- Heavy metals in fish
- Farmed fish (aquaculture): drugs, water source and controls
- Import controls and the meaning of RASFF notifications for Egyptian products
在我的国家适用什么？
一般科学评估
基本错误 埃及的鸡肉中存在庆大霉素痕量，但其水平太低，远不足以损害肾脏或听力。
以下食品安全领域与该说法相关：
- 农药与农药残留
- 兽药与抗生素
- 激素类促生长剂
- 污染物（重金属、PFAS、PCB、二噁英、硝酸盐）
- 病原体（沙门氏菌、弯曲杆菌等）
- 畜禽养殖与饲料
- 监管、进口、召回、标签
蛋类 · 禽类 · 乳制品 · 鱼类与海产品 · 红肉 · 水果与蔬菜
选择一个国家，查看针对该国已核查的信息。
局限：法律规则描述的是允许什么，而不是每一种食品实际含有什么。检测数据来自样本，只有结合其方法细节才有意义。
参考文献
- JECFA: Gentamicin - toxicological monograph (WHO Food Additives Series 34) and JECFA evaluation summary (ADI 0-0.02 mg/kg bw, latest evaluation 1998). Joint FAO/WHO Expert Committee on Food Additives (JECFA). WHO Food Additives Series / INCHEM 1998
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