Hyalinizing clear cell carcinoma-a rare entity in the oral cavity: A case report

作     者：Alejandro Donohue-Cornejo Oslei Paes de Almeida Celeste Sánchez-Romero León Francisco Espinosa-Cristóbal Simón Yobanny Reyes-López Juan Carlos Cuevas-González 

作者机构：Stomatology DepartmentBiomedical Sciences InstituteAutonomous University of Ciudad JuárezChihuahua 32310México Diagnosis DepartmentOral Pathology SectionDentistry Faculty of PiracicabaState University of CampinasSão Paulo 13414-903Brazil 

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1期

页      面：133-139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：Hyalinizing clear cell carcinoma Salivary gland tumor Immunohistochemical reactions Case report 

摘      要：BACKGROUND Hyalinizing clear cell carcinoma(HCCC)is an uncommon tumor that originates in the salivary *** neoplasia constitutes less than 1%of minor salivary gland *** SUMMARY A 67-year-old female visited the maxillofacial surgery department owing to a smooth,slightly yellowish protruding mass on the left side of the floor of the mouth,at the level of the molars;the tumor mass had a soft consistency on palpation and did not adhere to deep *** microscopical analysis of the excisional biopsy showed that the lesion was composed of sheets and cords of clear cells separated by thick eosinophilic bands of hyaline *** glandular tissue was absent,periodic acid-Schiff with and without diastase stains,and immunohistochemical reactions were performed to confirm the *** is the second case reported in the literature of HCCC arising in the floor of the *** HCCC is a rare salivary gland tumor that has not been studied *** diagnosis is usually challenging,because clinically,it can be confused with a benign neoplasm.