Misdiagnosis of an elevated lesion in the esophagus:A case report

作     者：Xing-Bin Ma Huai-Yuan Ma Xing-Fang Jia Fei-Fei Wen Cheng-Xia Liu 

作者机构：Department of Gastroenterology and HepatologyBinzhou Medical University HospitalBinzhou 256603Shandong ProvinceChina Department of PathologyBinzhou Medical University HospitalBinzhou 256603Shandong ProvinceChina 

出 版 物：《World Journal of Clinical Cases》 (世界临床病例杂志)

年 卷 期：2022年第10卷第27期

页      面：9828-9833页

核心收录：

学科分类：1002[医学-临床医学] 100214[医学-肿瘤学] 10[医学] 

主　　题：Esophageal carcinosarcoma Misdiagnosis Endoscopic ultrasonography Endoscopic submucosal dissection T1 stage Case report 

摘      要：BACKGROUND Esophageal carcinosarcoma(ECS) is a rare biphasic tumor and a type of esophageal malignancy,which presents as protruding or elevated *** patients are often not hospitalized until they have severe *** is easily misdiagnosed as a benign tumor due to its atypical characteristics under *** the popularization of endoscopic treatment,these patients are often referred to endoscopic treatment,such as endoscopic submucosal dissection(ESD).However,there is a lack of consensus on the endoscopic features and therapies for ***,we report a case of ECS and discuss the value of endoscopic diagnosis and therapeutic *** SUMMARY A 63-year-old man was admitted to the hospital with *** the endoscopic examination,an elevated lesion was found with an erosive and hyperemic surface covered with white pseudomembranous *** ultrasonography(EUS),biopsies,and enhanced thoracic computed tomography were performed,suggesting that it was a benign lesion and located within the submucosal *** lesion was diagnosed as a fibrovascular polyp with a Paris classification of *** patient was then referred to ESD ***,the post-ESD pathological and immunohistochemical study showed that this lesion was ECS with a vertical positive margin(T1b stage),indicating that we made a misdiagnosis and achieved a noncurative *** to the potential tumor residue,additional open surgery was performed at the patient’s *** the postoperative pathological study,no tumor remnants or metastases were *** patient was followed for 1 year and had no *** ECS can be misdiagnosed at the initial *** can help to identify the tumor *** with T1b stage ECS cannot be routinely referred to ESD treatment due to the high risk of metastasis and recurrence rate.