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妇科医生对广大妇女做健康保健时应包括乳腺肿瘤的普查,使用针吸活检是一种较可靠无痛的方法,近年来已被广泛应用。以针吸活检作为诊断工具应用针吸细胞学诊断乳腺肿瘤具有70～90%的准确性。乳腺组织除包含有腺上皮成分外还有丰富的脂肪和结缔组织。有的妇女乳腺有纤维囊性变并发结缔组织增生,因此,当抽吸时纤维结缔组织或脂肪可能堵住针头或针管,影响部分病人上皮细胞的抽出,所以有20～40%的抽吸是不能确诊和不满意的,约有10～20%细胞涂片呈假阴性。
Gynecologists for the general health care of women should include the survey of breast tumors, the use of needle aspiration biopsy is a more reliable and painless method, in recent years has been widely used. Needle aspiration biopsy as a diagnostic tool for needle aspiration cytology diagnosis of breast tumors with 70 to 90% accuracy. Breast tissue in addition to containing glandular epithelium components are rich in fat and connective tissue. Some women have fibrous cystic fibrosis and connective tissue hyperplasia, therefore, when pumping fibrous connective tissue or fat may block the needle or needle tube, affecting the extraction of epithelial cells in some patients, so there are 20 to 40% of the suction is Can not be diagnosed and not satisfied, about 10 ~ 20% cell smear was false negative.