目的：通过股动脉数字减影血管造影（DSA）探讨股骨头缺血性坏死（ANFH）的血液动力学改变及其在发病中的作用。
Objective:To evaluate the haemodynamic change and its role in the pathogenesis of avascular necrosis of the femoral head(ANFH)by selective digital subtraction angiography(DSA).
初步认为动脉数字减影血管造影及动脉栓塞术应用于头面部肿瘤性或血管性疾病是安全而可靠的，对该类疾病的诊断和治疗有重要临床意义。
It was concluded that IADSA and interventional embolization could be per-formed safely in craniofacial tumors and vascular disorders and showed great value in diagnosis and treatment.
目的探讨CT血管造影术(CTA)与数字减影血管造影术(DSA)相比在诊断颈动脉狭窄疾病方面的可靠性。
Objective to explore the reliability of computer tomography angiography (CTA) and digital subtraction angiography (DSA) in the diagnosis of carotid artery stenosis.
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