Viêm kết mạc cấp chiếm 2-3% tổng số ca bệnh, được định nghĩa là viêm kết mạc dưới 3-4 tuần, phần lớn số ca viêm kết mạc cấp do nhiễm khuẩn. Nghiên cứu này nhận xét đặc điểm lâm sàng của bệnh viêm kết mạc cấp ở trẻ em và tìm hiểu một số nguyên nhân gây bệnh viêm kết mạc cấp. | Journal of Pediatric Research and Practice Vol. 4 No. 4 2020 44-50 Research Paper Clinical Characteristics and Etiologies of Acute Conjunctivitis in Children Under 6 Years at Thanh Hoa Hospital of Pediatric Hoang Hoa Quynh Thanh Hoa Hospital of Pediatric Quang Trung 3 Dong Ve Thanh Hoa Vietnam Received 19 December 2019 Revised 18 March 2020 Accepted 20 April 2020 Abstract Backgrounds Purpose Acute conjunctivitis accounted 2-3 of total cases and is defined as conjunctivitis with symptoms of less than 3-4 weeks duration the majority of cases are caused by infections. This study is to describe clinical characteristics of acute conjunctivitis in children and study some causes of acute conjunctivitis. Methods Descriptive cross-sectional study of identify etiologies 238 children 6 years of age with acute conjunctivitis and tested hormonal conjunctiva microbiology for treatment in Ophthalmology Department of Thanh Hoa Hospital of Pediatrics from January to July 2016. Results Clinical characteristics of 77 31 had infection in both eyes examed after conjunctivitis 3-7 days and after 7 presented days 100 redness and sticky rheum had swollen eyelashes had pseudomembrane. of the cases were severe. Causes of acute conjunctivitis bacteria of which Gram and Gram - sample were isolated with bacteria. positive PCR tests for adenovirus bacterial infection and positive PCR test for adenovirus. Conclusion Most children with acute conjunctivitis have eye redness and sticky rheum swollen eyelashes and pseudomembrane and majority of cases are caused by bacteria. Keywords Acute conjunctivitis. ____ Corresponding author. E-mail address quynhhh@ https 44 . Quynh Journal of Pediatric Research and Practice Vol. 4 No. 4 2020 44-50 45 Nghiên cứu đặc điểm lâm sàng và nguyên nhân viêm kết mạc cấp ở trẻ em dưới 6 tuổi tại Bệnh viện Nhi Thanh Hóa Hoàng Hoa Quỳnh n n n Quang Trung 3 - P .