High frequency color doppler ultrasonography is of value in diagnosis and differential diagnosis of the cervical lymph nodes diseases.
高频超声彩色多普勒血流显像对颈部淋巴结病变具有诊断和鉴别诊断价值。
Purpose: To study deep venous valvular incompetence of lower extremity by using high-frequency ultrasonography and color doppler.
目的：应用高频超声显像与彩色多普勒对下肢深静脉瓣功能不全进行检测研究。
Objective To evaluate the role of high frequency ultrasonography (HFU) and color Doppler flow imaging (CDFI) features in the diagnosis of breast cancer.
目的探讨乳腺癌的高频超声图像特征及彩色多普勒血流表现。
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