A Clinical Study of Ocular Injury Cases

ABSTRACT

The authors clinically analysed 2,856 ocular injury patients among 36,922 patients who visited department of ophthalmology of Chonnam National University Hospital during the 9 years form January 1, 1981 to August 31, 1989. The results were as follows 1. The incidence of ocular injury was 15.6% of all outpatient in first group(1981-83) and 29.7% in third group(1987-89.8). There was tendency to increase group by group and the average incidence was 7.7% of all patient. Among them, 2180 cases(76.3%) were male and 676 cases(23.7%) female. Males were nearly three times as many as females. 2. In comparison with age groups, the largest group in eye injury cases was in the age group of 20-29 years(27.2%). And the incidence was more common in the age of 3rd to 4th decades(47.2%), consisting about 1/2 of the total patient. 3. According to affected side, there was no significant difference between the right eye(43.2%) and the left eye(45.6%). Both eye involvement was 320cases(11.2%) and ones ide involvement was 1301 cases(45.6%). 4. According to seasonal distribution, visits were more common in spring(27.5%) and least in autumn(22.4%). 5. In regard to days, the most patients visited on sunday(20.0%), while the least patients on monday(10.4%). 6. The most common cause of ocular injuries was violence(26.4%), followed by injuries from traffic accident(19.1%), metal particles(11.3%) and explosive material(9.6%). In the cases of ocular perforation, metal particles(26.5%) is most common cause, followed by traffic accident(24.0%), flying particle(11.3%). 7. The most common ocular injury was corneal injury(37.8%), followed by eye lid injury(20.0%), traumatic hyphema(13.5%) and conjunctival injury(12.9%). 8. The incidence of IOF for ocular perforation patients was 43 cases(7.8%), and more common in male(6.6%) than female(1.2%). 9. Before treatment, visual acuity showed 0.08 or less in 627 cases(72.6 %) and 0.6 or more in 95 cases(11.0%), however after treatment, the number of the patients with visual acuity under 0.08 decreased to 325 cases(37.6%) and over 0.6 increased to 288 cases(33.3%).