Successful treatment of basaloid squamous cell carcinoma in the rectosigmoid colon: A case report and review of literature

作     者：Taek-Gu Lee Soon Man Yoon Myung Jo Kim 

作者机构：Department of SurgeryChungbuk National University HospitalChungbuk National University College of MedicineCheongju 28644South Korea Department of Internal MedicineChungbuk National University HospitalChungbuk National University College of MedicineCheongju 28644South Korea 

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

年 卷 期：2020年第8卷第14期

页      面：3057-3063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：Basaloid squamous cell carcinomas Rectosigmoid colon Colorectal cancer Adjuvant chemotherapy Curative resection Case report 

摘      要：BACKGROUND Compared with colorectal adenocarcinoma,basaloid squamous cell carcinomas(BSCCs)arising in the colorectum are rare and have very poor *** date,only nine cases have been *** BSCCs are extensively involved in metastasis to the lymph node,liver,and lung at *** many clinicians attempting to effectively treat BSCCs,therapeutic consensus has not been established due to lack of *** SUMMARY A 58-year-old woman presented with abdominal pain,diarrhea,fever,and *** was referred from a department of gynecology and was diagnosed with a suspicious leiomyosarcoma of the rectum or a pedunculated myoma of the *** exophytic growing mass at the right lateral wall of the rectum with an internal cystic portion and hemorrhage was observed on magnetic resonance *** patient underwent low anterior resection and total hysterectomy with bilateral *** findings revealed a cellular mass with a solid growth pattern and few glandular structures,many foci of intratumoral necrosis,and a palisading *** pathologist diagnosed tumor as a BSCC,and the patient received chemotherapy with fluorouracil/leucovorin without *** patient is currently alive 8 years after the surgery with no manifestations of metastatic colon *** Our case suggest that curative resection and chemotherapy play important roles in improving survival,and radiotherapy may be an option to avoid radiationassociated enteritis.