脾切除术会使静脉血栓、心血管事件和癌症的风险升高,并且在术后第一个十年之后很久仍然如此。
原始表述
أظهر كريستينسون (8,149 من المحاربين، متابعة 27 عاماً) ارتفاعاً مستمراً في الالتهاب الرئوي والإنتان والجلطات والأورام يمتد لما بعد العقد الأول من العملية.
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
脾切除术会使静脉血栓、心血管事件和癌症的风险升高,并且在术后第一个十年之后很久仍然如此。
出处
- 来源状态
- 档案网站编辑
- 归属
- Archive editors (eltayebat.com); not necessarily Elawady's own words
- 出处
- https://eltayebat.com/rule/unnecessary-organ-removal/
- 归属的不确定性
- Editorial summary/narrative and study selection written by the archive operators; the archive states that the cited research documents harm independently of Dr. Diaa's words.
- 所声称的机制
Loss of spleen.
- 所声称的健康影响
Thrombosis, CVD, cancer.
- 涉及人群
Splenectomized patients
- Elawady 设定的地域限制
not applicable
科学评估
可能正确 – 有一些证据支持该说法,但不足以得出明确判断。
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?
Splenectomy raises VTE, CV and cancer risk.
2. 哪些内容可证实是正确的?
DVT/PE RR 2.2; certain solid and haematologic cancers RR 1.3-6.0 (A-ORG-16); stroke risk elevated even vs disease-matched patients (HR 1.56, A-ORG-17).
3. 哪些内容是错误或夸大的?
When compared with patients who had the same underlying diseases, the excess myocardial infarction and pulmonary hypertension risk disappeared (A-ORG-17); haematologic cancers after splenectomy may reflect the conditions that led to the operation. The archive presents all risks as consequences of splenectomy.
4. 哪些内容仍不明确?
Which risks are causal.
5. 哪些研究支持该说法?
6. 哪些研究与该说法相矛盾?
A-ORG-17 (MI, pulmonary hypertension).
7. 对德国和欧洲而言情况如何?
Most cited cohorts are Scandinavian (Denmark, Sweden) and directly European; RCTs from the UK and Finland are directly transferable. Guidelines in Europe also emphasize defined indications (not verified here in detail).
8. 关于埃及的已知情况是什么?
No Egypt-specific data on rates or outcomes of tonsillectomy, cholecystectomy, hysterectomy, splenectomy or thyroid surgery were identified in this review.
9. 合理的实际结论是什么?
研究作者建议进行血栓预防和监测;癌症风险是否为因果关系尚不清楚。
评估详情
- 证据确定性的依据
Associations shown, but confounding by the underlying disease is substantial; a disease-matched comparison (archive-cited) explained part of the CV risk.
- 来源质量
Correct numbers; the archive omits its own cited Rørholt 2017 finding.
- 地区可推广性
Danish and US data.
- 个体例外情况
n/a
- 说法的地域范围
- 普遍性(生物学/医学)
- 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: Does splenectomy raise the risk of venous thrombosis, cardiovascular events and cancer for more than a decade after surgery?
研究问题详解 (PECO)
- 人群
- People after splenectomy
- 干预或暴露
- Splenectomy
- 对照
- General population; disease-matched non-splenectomised
- 地域范围
- universal biology
- 结局指标
- VTE
- Cardiovascular events
- Cancer
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?
Blood clots and sepsis after spleen removal in ITP
ITP cohort: VTE risk elevated early and late after splenectomy versus ITP patients without splenectomy.
- 实际结果
- Late HR 2.7 (1.9-3.8); 4.3% vs 1.7%.
- 方法学质量
- moderate (disease-matched cohort)
- 相关性
- direct
- 局限
- Administrative data.
Long-term risks after spleen removal in US veterans
Kristinsson SY et al.. Haematologica 2014 · PMID 24056815 · DOI 10.3324/haematol.2013.092460 队列研究已核查摘要US veterans: DVT/PE and some cancers increased, many risks > 10 years after surgery.
- 实际结果
- DVT/PE RR 2.2; cancers RR 1.3-1.9.
- 方法学质量
- moderate
- 相关性
- direct
- 局限
- Confounding by indication.
哪些证据不支持该说法?
Denmark: heart and lung risks after spleen removal
Danish cohort: versus disease-matched patients only stroke remained elevated; MI and pulmonary hypertension explained by underlying disease.
- 实际结果
- Stroke HR 1.56 (1.26-1.92).
- 方法学质量
- moderate
- 相关性
- direct
Cancer after spleen removal in Taiwan
Taiwan cohort: cancer excess much smaller after traumatic splenectomy (HR 1.29) than non-traumatic (2.64), suggesting disease confounding.
- 实际结果
- HR 1.29 vs 2.64.
- 方法学质量
- low
- 相关性
- indirect
- 局限
- No CIs in abstract.
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?
VTE risk after splenectomy is real and persists beyond the early postoperative period; cardiovascular and cancer excesses are largely explained by the underlying diseases.
为什么有些研究权重更大
Disease-matched comparisons weigh more than population comparisons.
因果关系是否已确立? 很可能 For VTE: plausible (thrombocytosis, altered red cells) and seen versus disease-matched controls; for cancer/CV: not established.
仍存在的不确定性
Very long-term VTE risk; cancer causality.
合理的结论
Partly correct (VTE, stroke); cancer and heart parts overstated.
为什么研究结果看起来互相矛盾?
Population-based comparisons (Kristinsson) show large risks; disease-matched comparisons (Rørholt, Boyle) show smaller, outcome-specific risks - the difference is confounding by indication.
这是否取决于国家?
- 一般生物学效应
- Universal.
- 饮食习惯
- Not relevant to this claim.
- 食品原产地
- Not applicable.
- 污染物
- Not applicable.
- 本国生产条件
- Not applicable.
- 法律规则
- Not applicable.
- 实际监测数据
- No Egypt-specific monitoring data identified.
足以改变结论的地区差异没有可靠数据支持。
统计复核
- Absolute VTE difference and NNH – 2.6 points; NNH about 38 已重新计算
总体证据的确定性(GRADE,简化版)
- 主要结局
- Late VTE after splenectomy
- 起始等级
- 低(观察性研究)
- 降级理由
- risk of bias
- 升级理由
- consistency
- 结果
- 低
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。
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 | (TITLE:splenectomy OR TITLE:splenectomised OR TITLE:splenectomized OR TITLE:asplenia) AND (TITLE:infection OR TITLE:sepsis OR TITLE:"venous thromboembolism" OR TITLE:thrombosis) AND (cohort OR "population-based") | 双向 | 70 | |
| PubMed | 2026年10月26日 | Boyle S[au] AND splenectomy AND immune thrombocytopenia | 支持性证据 | 1 | |
| PubMed | 2026年10月26日 | splenectomy[ti] AND (cancer[ti] OR malignancy[ti]) AND risk AND cohort | 双向 | 13 | |
| PubMed | 2026年10月26日 | (splenectomy[ti]) AND (no increased risk[tiab] OR not associated[tiab]) AND (infection OR thrombosis OR cancer) | 反对性证据 | 596 |
待解决的问题
VTE beyond 10 years in disease-matched designs.
核查深度如何?
4 项相关研究:0 项核查了全文(其中 0 项进行了结构化偏倚风险评估),4 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
通俗解释
该档案网站称,切除脾脏会在多年内增加血栓、心脏病和癌症。一项美国研究发现了这类关联,但很多人是因为某些疾病才切除脾脏的,而这些疾病本身就会增加上述风险。该档案网站引用的一项丹麦研究将患有相同疾病的患者进行了比较,发现只有卒中风险仍然较高。
与该说法相关的研究
支持该说法的研究 (2)
-
Long-term risks after spleen removal in US veterans
Kristinsson SY et al.. Haematologica 2014 · PMID 24056815 · DOI 10.3324/haematol.2013.092460队列研究被 Tayebat 档案网站引用已核查摘要★ 关键研究Serious infections were 2-3 times more frequent and blood clots about 2 times more frequent after spleen removal.
Splenectomy raises the risk of venous thrombosis, cardiovascular events and cancer well beyond the first decade after surgery.
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?
Splenectomy risks
- 研究是如何开展的?
Cohort
- 研究了多少人、动物或样本?
8149
- 实际发现了什么?
Higher infections, clots, cancers
- 观察到的效应有多大?
RR 1.9-3.4 infections
- 研究结果对日常生活意味着什么?
Vaccination and prophylaxis are important
- 该研究有哪些局限?
Confounding by indication
- 它对 Elawady 的具体说法说明了什么?
Supports infection risk; cancer less certain
- 研究结果是否适用于德国和欧洲?
Applicable
- 从该研究中明确不能得出什么结论?
Causation for cancer
-
Blood clots and sepsis after spleen removal in ITP
Boyle S et al.. Blood 2013 · PMID 23637127 · DOI 10.1182/blood-2012-12-467068队列研究独立交叉核查已核查摘要Patients whose spleen was removed had more blood clots (4.3% vs 1.7%) and more sepsis than similar patients who kept their spleen.
VTE risk remained elevated after 90 days (HR 2.7) versus ITP patients without splenectomy.
该研究是否支持这一具体说法? 是 · 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 clot and sepsis risk after splenectomy in ITP
- 研究是如何开展的?
Cohort study
- 研究了多少人、动物或样本?
9976 ITP patients
- 实际发现了什么?
Higher VTE and sepsis risk, early and late
- 观察到的效应有多大?
Late VTE HR 2.7
- 研究结果对日常生活意味着什么?
Splenectomy has lasting risks to weigh
- 该研究有哪些局限?
Administrative data
- 它对 Elawady 的具体说法说明了什么?
Supports the VTE part of the claim
- 研究结果是否适用于德国和欧洲?
Applicable
- 从该研究中明确不能得出什么结论?
Not more than about a decade of data
该组中没有被标记为关键研究的研究。
与该说法相矛盾或限制该说法的研究 (1)
-
Denmark: heart and lung risks after spleen removal
Rørholt M et al.. Haematologica 2017 · PMID 28572164 · DOI 10.3324/haematol.2016.157008队列研究被 Tayebat 档案网站引用已核查摘要Compared with patients with the same diseases, only stroke risk stayed higher; heart attack risk was explained by the underlying disease.
Splenectomy raises the risk of venous thrombosis, cardiovascular events and cancer well beyond the first decade after surgery.
该研究是否支持这一具体说法? 部分支持 · 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?
CV risk
- 研究是如何开展的?
Cohort with disease-matched controls
- 研究了多少人、动物或样本?
~70,000
- 实际发现了什么?
Stroke HR 1.56
- 观察到的效应有多大?
HR 1.56
- 研究结果对日常生活意味着什么?
Some but not all risks are due to the operation
- 该研究有哪些局限?
5 years
- 它对 Elawady 的具体说法说明了什么?
Limits claim
- 研究结果是否适用于德国和欧洲?
European
- 从该研究中明确不能得出什么结论?
Long-term
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 (1)
-
Cancer after spleen removal in Taiwan
Sun LM et al.. Am J Surg 2015 · PMID 25986002 · DOI 10.1016/j.amjsurg.2015.01.017队列研究独立交叉核查已核查摘要Cancer was more common after splenectomy, especially when the spleen was removed because of disease rather than injury.
Cancer excess much smaller after traumatic splenectomy (HR 1.29) than after non-traumatic (2.64), pointing to disease confounding.
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?
Check cancer risk after splenectomy
- 研究是如何开展的?
National cohort
- 研究了多少人、动物或样本?
About 4900 patients and matched controls
- 实际发现了什么?
HR 2.64 (disease) and 1.29 (trauma)
- 观察到的效应有多大?
HR 1.29-2.64
- 研究结果对日常生活意味着什么?
Part of the risk is the disease, not the operation
- 该研究有哪些局限?
Confounding; no CIs in abstract
- 它对 Elawady 的具体说法说明了什么?
Partly supports, mostly confounded
- 研究结果是否适用于德国和欧洲?
Moderate
- 从该研究中明确不能得出什么结论?
Cannot prove that removing the spleen causes cancer
该组中没有被标记为关键研究的研究。
地区背景
德国 / 欧盟
Most cited cohorts are Scandinavian (Denmark, Sweden) and directly European; RCTs from the UK and Finland are directly transferable. Guidelines in Europe also emphasize defined indications (not verified here in detail).
埃及
No Egypt-specific data on rates or outcomes of tonsillectomy, cholecystectomy, hysterectomy, splenectomy or thyroid surgery were identified in this review.
在我的国家适用什么?
一般科学评估
可能正确 某些风险是合理的(卒中、血栓);癌症和心脏风险部分源于基础疾病。
该说法涉及生物学或医学关系。上述科学评估不论在哪个国家都适用;各国食品数据不会改变这一评估。
参考文献
- Long-term risks after splenectomy among 8,149 cancer-free American veterans: a cohort study with up to 27 years follow-up.. Kristinsson SY et al.. Haematologica 2014 · PMID 24056815 · DOI 10.3324/haematol.2013.092460
- Splenectomy and the incidence of venous thromboembolism and sepsis in patients with immune thrombocytopenia.. Boyle S et al.. Blood 2013 · PMID 23637127 · DOI 10.1182/blood-2012-12-467068
- Risk of cardiovascular events and pulmonary hypertension following splenectomy - a Danish population-based cohort study from 1996-2012.. Rørholt M et al.. Haematologica 2017 · PMID 28572164 · DOI 10.3324/haematol.2016.157008
- Splenectomy and increased subsequent cancer risk: a nationwide population-based cohort study.. Sun LM et al.. Am J Surg 2015 · PMID 25986002 · DOI 10.1016/j.amjsurg.2015.01.017