Objective To assess the value of elastosonography in qualitative diagnosis of thyroid nodules.
目的评价超声弹性成像技术定性诊断甲状腺结节的价值。

Objective To assess the role of ultrosonography in the diagnosis of elder acute acalculous cholecystitis.
目得 探讨超声在老年急性非结石性胆囊炎诊断中得价值。

Endosonography guided EMR is a safe and efficient technique for treatment of upper GI superficial submucosal tumors.
结论超声内镜指导食管间质瘤黏膜切除术既准确又安全。