KHẢO SÁT CÁC TÁC NHÂN VI NẤM GÂY VIÊM ỐNG TAI NGOÀI TẠI KHOA TAI MŨI HỌNG BỆNH VIỆN NGUYỄN TRÃI TP. HỒ CHÍ MINH NĂM 2015

Abstract

Background: Inflammation of the external ear canal is very common in Vietnam, due to the hot and humid climate, the sanitary conditions have not been improved…. However, in Otorhinolaryngology department, patients are only examined and treated without the results of isolating fungal. This makes the treatment ineffective and the duration of the illness is long. Objectives: Determination of fungal infection rate in patients with inflammation external ear, identification of pathogenic fungal strains, survey of factors related to ear disease. Methods: Descriptive cross – sectional study, 177 patients with otitis externa from Nguyen Trai hospital at 2015. Results: have 63/177 cases (35,6%) were infected by fungi. Sex: male (42,1%), Female (32,5%). The result of identification were included: Aspergillus fugimatus: 2 (3,2%), Aspergillus niger: 28 (42,9%), Aspergillus flavus: 20 (31,8%), Aspergillus terreus 13(20,5%), other: 0 (0%), yeast: 1/63. The group of patients with earwax habit is the most common. Conclusions: This result shows that the rate of fungal infection of the external ear canal in cases is 35,6% with Aspergillus niger: 28 (42,9%), Aspergillus flavus: 20 (31,8%), Aspergillus terreus: 13 (20,5%). Related factor is earwax habit.