Objective to study hemodynamic changes in central and peripheral blood vessels of high risk pregnant fetuses and to evaluate the value of color Doppler ultrasound examination in perinatal monitoring.
目的研究高危胎儿心脏和外周血液动力学变化及评价彩色多普勒超声检查在围生儿监护中的价值。
Methods: The ultrasonic portrait and internal and peripheral blood supply of tumor in 71 patients with bile duct carcinoma, who were confirmed by operation and pathology examination were analysed.
方法：对71例经手术病理证实的胆管癌超声图像，肿瘤内部及周边血供进行分析。
Methods: The ultrasonic portrait and internal and peripheral blood supply of tumor in 71 patients with bile duct carcinoma, who were confirmed by operation and pathology examination were analysed.
方法：对71例经手术病理证实的胆管癌超声图像，肿瘤内部及周边血供进行分析。
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