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1 临床资料 一个作业班共20人于1994年7月15日,担任一节车皮(约30吨)石油沥青御货任务,其中11人因未戴防护面罩、手套、未穿防护衣,加之在露天日光及高温(室外温度38度)下作业,沥青蒸发严重,后又未及时换洗衣服,于第二天上午8—9时陆续发病,自觉畏光、流泪,视力模糊及有灼痛感,少数患者有咽痛,均无明显全身中毒症状。查:全部患者均伴发散在性急性皮炎,在头面部裸露部位出现红斑并有灼痛感,其视力无明显减退,球结膜充血。9人(81.8％)结膜囊见白色泡沫状分泼物,裂隙灯下角膜均未见明显异常,部分患者有咽充
1 clinical data A total of 20 operating classes in July 15, 1994, as a wagon (about 30 tons) petroleum asphalt Royal goods task, of which 11 were not wearing protective masks, gloves, not wearing protective clothing, coupled with the Open daylight and high temperature (outdoor temperature 38 degrees) under the operation, serious evaporation of asphalt, and then did not change clothes in time, the next morning 8-9 in succession, spontaneous photophobia, tearing, blurred vision and burning sensation, a few Patients have sore throat, no obvious symptoms of systemic poisoning. Check: All patients were associated with diffuse acute dermatitis, redness and burning sensation in the exposed parts of the head and face, no significant loss of visual acuity, conjunctival hyperemia. 9 (81.8%) conjunctival see the white foam-like rash, slit lamp no obvious corneal abnormalities, some patients have pharyngeal filling