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目的经皮活检对软组织肿瘤诊断价值已广为接受。当肉瘤较大时,取材较困难。研究假设超声对比剂能够辨别肿瘤中心区域,从而为粗针活检(CNB)定位。方法回顾性
The purpose of percutaneous biopsy diagnosis of soft tissue tumors has been widely accepted. When the sarcoma is larger, the material is more difficult to draw. The study hypothesized that ultrasound contrast agents will be able to discern the tumor’s central region and thereby locate the CNB. Method retrospectively