Objective The major causes of fetal left-sided cardiac small is hypoplastic left heart syndrome, however,other causes lead to fetal left-sided cardiac small, different pathogenesis results in differen
Objective The study was performed to evaluate the characteristics of left ventricular systolic longitudinal strain in uremic patients and its relationship with dialysis time using three-dimensional sp
Objective To investigate the value of image fusion technology in judging the positions of abnormal blood flow signals detected by color doppler in sacroiliac joint areas of ankylosing spondylitis pati
Objective To evaluated interobserver variabilities in the TI-RADS categorization of sonographic (US) features of thyroid nodules, which defined as their diameters.Methods The retrospective study was c
目的 探讨乳腺癌发生与演进过程中血管生成作用及其变化规律.方法 应用实时超声造影微血管成像(MVI)技术及时间-强度曲线定量分析技术检测50例正常乳腺,50例单纯增生,50例非典型增生(AH),50例导管内原位癌,50例浸润性导管癌微血管造影特征及灌注参数峰值强度(PI)曲线下面积(AUC)、廓清时间(WOT),免疫组化技术检测微血管密度(MVD)、血管内皮生长因子(VEGF)及受体Flk-1/K
Objectives To investigate the value of spatiotemporal image correlation (STIC) technique with multiple rendering modes in the complete atrioventricular septal defect (AVSD) diagnosis.Methods We retros
Objective To evaluate the left ventricular systolic function by three-dimensional speckle tracking imaging(3D-STI) in different patterns of hypertension.Methods The study population includes 90 hypert
Purpose To evaluate the usefulness of conventional ultrasound (US), US elasticity imaging (EI), and acoustic radiation force impulse (ARFI) imaging in prediction of malignancy in thyroid nodules.Mater
Purpose The goal of this study was to investigate the use of measuring ultrasonic backscattered spectral centroid shift (SCS) to evaluate tumor early response to chemotherapy.Material and methods Expe
Objective To investigate high-frequency ultrasonographic characteristics of normal eyelid and eyeball wall.Methods Each anatomic layer of in vitro porcine eyelid and eyeball wall was positioned by fin