The cost of immunohistochemical examination ranges from 400-2000 yuan. Immunohistochemical examination is a commonly used technique for pathology examination, and its application in clinic, mainly includes the following aspects: first, diagnosis and differential diagnosis of malignant tumors. Second, to determine the primary site of metastatic malignant tumors. Thirdly, further pathological typing and histological classification of certain tumors, discovering tiny metastasis, and providing certain basis for clinical formulation of treatment plan. Generally speaking, the charge of single immunohistochemistry examination varies from several tens to one hundred dollars, which should be determined according to the site and type of tumor as well as the grade of the hospital, etc. In general, most of the full set of immunohistochemistry examination will cost 400-2000 dollars. For example, immunohistochemistry examination for breast cancer usually costs 400-600 yuan, but some patients need about 1000 yuan; in addition, the higher the grade of the hospital, the higher the examination equipments and the higher the accuracy, the cost will also be increased, so the cost of immunohistochemistry examination may be different for each patient.