河南省新密市28岁农民工张海超在郑州振东耐磨材料有限公司从事破碎等污染性工作3年多后,出现咳嗽、胸闷等症状,北京等地多家医院诊断为尘肺,但有职业病鉴定资质的郑州市职业病防治所却诊断为“肺结核”。2009年6月22日,张海超到郑州大学第一附属 Xinmi City, Henan Province, 28-year-old migrant workers Zhang Haichao in Zhengzhou Zhendong Wear Materials Co., Ltd. engaged in crushing and other polluting work for more than 3 years after the onset of cough, chest tightness and other symptoms, Beijing and other places in many hospitals diagnosed as pneumoconiosis, but identification of occupational diseases Zhengzhou Institute of Occupational Diseases was diagnosed with “tuberculosis.” June 22, 2009, Zhang Chao went to Zhengzhou University, the first subsidiary