The quantitative assessment of the cervix is crucial for the estimation of pre-term delivery risk and the prediction of the success of labor induction. We conducted a cross-sectional study using shear wave elastography based on the supersonic shear imaging technique. The shear wave speed (SWS) of the lower anterior part of the cervix was quantified over an 8-mm region of interest in 157 pregnant women. Cervical SWS is slightly but significantly reduced in patients diagnosed with pre-term labor and in patients who actually delivered pre-term.
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http://dx.doi.org/10.1016/j.ultrasmedbio.2015.06.020 | DOI Listing |
Med Sci Sports Exerc
December 2024
Department of Rehabilitation Sciences, Ghent University, Ghent, BELGIUM.
Purpose: Eccentric calf training for Achilles tendinopathy shows variable success in athletes. Recent insights suggest a role for tendon fluid flow (exudation or redistribution) during exercise, which explains post-exercise reductions in thickness and increases in stiffness of the tendon. This fluid flow is thought to be beneficial as it may promote tendon remodeling, reduce intratendinous pressure, and alleviate pain.
View Article and Find Full Text PDFJ Comput Assist Tomogr
December 2024
From the Functional Department, Leshan Traditional Chinese Medicine Hospital, Leshan, China.
Purpose: This study aims to evaluate the diagnostic value of standardized semiquantitative scoring of color Doppler ultrasound combined with liver stiffness measurement (LSM) of sound touch elastography (STE) in chronic hepatitis B (CHB) patients, providing a reference for the liver fibrosis diagnosis.
Methods: We performed ultrasound and STE on CHB patients, with liver biopsies as the benchmark. We compared the differences in ultrasound standardized semiquantitative scoring and LSM among patients with different stages of liver fibrosis, and evaluated the diagnostic efficacy of significant liver fibrosis using receiver operating characteristic (ROC) curves and the area under the ROC curve alone or in combination.
Electromagn Biol Med
January 2025
Department of Applied Mathematics, University of Calcutta, Kolkata, India.
The current investigation explores tri-hybrid mediated blood flow through a ciliary annular model, designed to emulate an endoscopic environment. The human circulatory system, driven by the metachronal ciliary waves, is examined in this study to understand how ternary nanoparticles influence wave-like flow dynamics in the presence of interfacial nanolayers. We also analyze the effect of an induced magnetic field on Ag-Cu-/blood flow within the annulus, focusing on thermal radiation, heat sources, buoyancy forces and ciliary motion.
View Article and Find Full Text PDFJ Ultrasound Med
January 2025
Department of Radiology, Basaksehir Cam and Sakura City Hospital, Istanbul, Turkey.
Objectives: To evaluate the role of shear wave elastography (SWE) in distinguishing acute from subacute thrombi in thrombosed arteriovenous fistulas (AVFs) and explore the relationship between thrombus stiffness and outcomes of balloon angioplasty.
Materials And Methods: This retrospective study included 44 dialysis patients with thrombosed AVFs from June 2022 to June 2024. Patients underwent Doppler ultrasound and SWE to assess thrombus age, followed by balloon angioplasty.
Sci Rep
January 2025
Department of Radiology, The Second Affiliated Hospital of Wannan Medical College, Kangfu Road, Wuhu, 241006, China.
This study aimed to develop a Least Absolute Shrinkage and Selection Operator (LASSO) logistic regression (LR) model using quantitative imaging features from Shear Wave Elastography (SWE) and Contrast-Enhanced Ultrasound (CEUS) to assess the malignancy risk of BI-RADS 4 breast lesions (BLs). The features predictive of malignancy in the LASSO analysis were used to construct a nomogram. Female patients (n = 111) with BI-RADS 4 BLs detected via routine ultrasound at Ma'anshan People's Hospital underwent SWE, CEUS, and histopathological examinations were enrolled in this study.
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