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当癌胚抗原误导时:瘤标记物升高的良性原因

Samer Alhasan¹, Azeez Alzafiri², Hisham Tharwat²

¹Internal Medicine, New Jahra Hospital, Al Jahra, KWT.

|September 8, 2025

概括

在无症状个体中,癌胚抗原 (CEA) 的升高可能会引起焦虑和不必要的测试. 这一案例凸显了像胆囊炎这样的良性疾病,而不是癌症,可以导致错误的阳性,强调瘤标志物解释中的背景.

科学领域:

在瘤学瘤学.
胃肠病学胃肠病学
临床诊断临床诊断临床诊断

背景情况:

癌胚抗原 (CEA) 是一种瘤标志物,通常用于胃肠道恶性瘤.
CEA缺乏诊断特异性,因为在良性疾病中水平可能会上升,导致潜在的误诊.
在无症状患者中,偶然的CEA升高可能会导致严重的心理痛苦和资源利用.

研究的目的:

在无症状患者中报告明显升高的CEA病例.
为了说明与偶然的瘤标志物升高相关的诊断挑战和患者焦虑.
强调临床背景在解释诸如CEA之类的瘤标志物的重要性.

主要方法:

一个39岁妇女的病例报告,偶尔明显升高CEA (49.02 ng/mL).
综合诊断工作包括临床病史,体检,实验室测试,结肠镜检查,上部肠道内镜检查和CT成像.
腹部超声波导致慢性结石胆囊炎的诊断和随后的腹腔镜胆囊切除术.

主要成果:

患者的CEA升高与恶性瘤无关,而是与慢性结石胆囊炎有关.
胆囊切除术后,症状消失,CEA水平正常化.
广泛的调查排除了瘤过程.

结论:

像CEA这样的瘤标志物作为无症状个体的查工具具有局限性.
解释CEA需要仔细考虑临床背景,以避免不必要的焦虑和调查.
在例行检查中,以症状为导向的评估优先于不分青红白的瘤标志物测试.

关键词:

焦虑是一种焦虑.癌胚抗原是一种癌胚抗原.癌胚抗原 (CEA) 是一种癌胚抗原.这一天晚上.胆囊炎是一种胆囊炎.诊断级联的诊断级联是一个过程.进行健康查.瘤标志物是一种瘤标志物.

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