老山战区炮兵脉冲噪声听力损伤的症状分析

ANALYSIS OF SYMPTOMS OF ACOUSTIC TRAUMAIN ARTILLERYMEN IN LAOSHAN WAR ZONE

本文对老山前线2323名远程火炮的炮兵脉冲噪声听力损伤的症状分析。听力损伤的发病率为22.3％。晚期耳聋症状的发生率为7.8％,以轻度为主。晚期耳鸣的发生率为5.3％.大多表现为低调耳鸣。晚期出现耳聋、耳鸣症状的炮兵,有听力损伤的潜在可能。出现的其它症状包括耳痛、耳闷、头昏、失眠等,但大多在两周内消失。

This article reported the acoustic finding in 2323 artillerymen who had manned 130 mm cannon and two other long—range guns in Laoshan War Zone. The incidence of acoustic trauma was 22. 3% and the deafness was 7. 8%. But the symptoms were slight in all cases. The incidence of later tinnitus was 5. 3% and in most cases the tinnitus was low—one. There was a possibility of acoustic trauma in the artillerymen with late—onset tinnitus or deafness. Other symptoms noted included ear pain,dizziness and insomnia,but most of them disappeared within two weeks.