Unusual histology laryngeal cancer

Abstract

Introduction: The laryngeal cancer in 95% of the cases corresponds to squamous cell carcinomas, being the remaining percentage several histological different types. Aim: To determine the frequency of laryngeal cancer of unusual histology in our center. Material and method: Retrospective study, review of clinical data of patients with histophatological diagnosis of laryngeal cancer evaluated in Otolaryngology Department of San Juan de Dios’s Hospital between years 2000-2008. Sex, age, histological type, tobacco smoking and tumor location are described, being carried out a descriptive analysis of the data. Results: 85 patients were included; 74 cases (87,1 %) of masculine sex; mean age 64 years; there were 5 cases of unusual histology tumors (5,9 %); a case respectively of: chondrosarcoma, carcinoid tumor, adenoid-cystic carcinoma, sarcomatoid carcino­ma and verrucous carcinoma. Discussion: It might suspect unusual histology with statistical base in patient younger than 60 years and tumor of subglotic location. Also, in feminine patient, not smoking and more than one capture of sample for biopsy. Conclusion: The tumors of unusual histology were found in a 5.9% of the cases, similar to the reported in the literature.