超声引导粗针穿刺活检 US-CNB ; ultrasound-guided core-needle biopsy
超声引导下穿刺活检 Ultrasound guided percutaneous biopsy
恶性肿瘤首次常规超声引导穿刺活检假阴性率为9.4%（21/224）。
The false negative rate of malignant liver tumors in the first biopsy procedure guided by conventional ultrasound was 9.4% (21/224).
结论超声引导穿刺活检对肺肿瘤的定性诊断为临床治疗提供了依据，有较高临床应用价值。
Conclusions Differentiating diagnosis of the pulmonary tumors with ultrasound-guided biopsy can provide evidences for the clinic to make therapeutic plans, which has important clinical values.
方法应用自动同步负压活检装置，在超声引导下斜角进针对669例肾脏疾病患者进行肾穿刺活检。
Methods Automatic biopsy device with negative pressure under the guidance of ultrasound through an oblique Angle were performed in 669 patients with nephropathy.
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