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迄今尚无切削油致哮喘的报道。本文报告一例因接触车床用切削油的乳化油雾所致的职业性哮喘。患者男性,63岁,工龄43年,工作是切割金属板。在干磨刀具时接触到含钴和钨的粉尘。切割时接触冷却用的切削油。近十年来,患者有干咳、喘鸣、进行性呼吸困难,脱离工作后好转。不吸烟。无家族过敏史。肺部听及弥漫性哮鸣音。用10种常用的吸入性抗原作皮肤划痕试验,仅对室内粉尘、尘螨、羽毛呈阳性反应。血、痰检查均未见嗜酸性粒细胞增多。胸片显示肺野清晰,心影大小正常。肺功能检查结果如下(括号内为占预计值之％)FEV_1 1.95升(60％),FVC 4.55升(105％),TLV 8.0升(110％),RV 4.1升(165％),TLco
So far, there is no report of cutting oil-induced asthma. This article reports a case of occupational asthma due to emulsified oil mist that comes in contact with cutting oil for lathes. Male patient, 63 years old, 43 years of age, work is to cut the metal plate. Touches the dust containing cobalt and tungsten when grinding the tool. Cutting contact with cooling cutting oil. Over the past decade, patients have dry cough, wheezing, progressive dyspnea, and getting better after getting out of work. do not smoke. No family history of allergy. Pulmonary hear and diffuse wheeze. Ten commonly used inhaled antigens for skin scratch test, only indoor dust, dust mites, feathers were positive. Blood, sputum examination showed no eosinophilia. Chest radiograph shows clear lung field, heart shadow size normal. The results of the lung function test were as follows: (estimated in brackets) FEV_1 1.95 liters (60%), FVC 4.55 liters (105%), TLV 8.0 liters (110%) RV 4.1 liters (165%) TLco