Journal of Clinical Ultrasound最新文献

{"title":"Strain Elastography: A Non-Invasive Modality for Extrathyroidal Extension Assessment in Papillary Thyroid Cancer.","authors":"Huahui Liu, Shuang Liang, Shiwen Zhang, Xiaodan Zhang, Liping Luo, Ying Liu, Xi Zhou, Sainan Guan, Wanling Huang, Cai Hu, Lingli Xiao, Shuguang Liu, Ronghua Yan, Erjiao Xu","doi":"10.1002/jcu.23970","DOIUrl":"https://doi.org/10.1002/jcu.23970","url":null,"abstract":"<p><p>This study investigated the value of strain elastography (SE) in assessing extrathyroidal extension (ETE) in papillary thyroid cancer (PTC). A total of 277 PTC nodules from 245 patients were included. SE demonstrated higher consistency with pathology compared to US (Kappa value: 0.735 vs. 0.562, p = 0.000, respectively). SE also showed superior specificity (91.4% vs. 74.1%, p = 0.000) and accuracy (87.7% vs. 78.3%, p = 0.003) in diagnosing ETE. The area under the curve for SE was significantly higher than for US (0.865 vs. 0.798, p = 0.006). Age and calcification influenced SE's diagnostic performance. SE is a promising noninvasive tool for ETE assessment in PTC.</p>","PeriodicalId":15386,"journal":{"name":"Journal of Clinical Ultrasound","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2025-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143663610","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A Novel Double-Line Sign in Axial and Sagittal View of Ultrasound of Fetal Abdomen to Identify Persistent Right Umbilical Vein.","authors":"Kavita Aneja, Praveen K Nirmalan","doi":"10.1002/jcu.23959","DOIUrl":"https://doi.org/10.1002/jcu.23959","url":null,"abstract":"<p><p>Persistent right umbilical vein (PRUV) is an embryonic vascular developmental abnormality of the fetus with an associated anomaly rate of 13%-40.9%. PRUV can be identified in prenatal ultrasound using axial views of the abdomen. However, the diagnosis may be missed in routine axial views done for abdominal circumference, as oblique views are often required to view the gall bladder. We present a previously unreported and novel double-line sign in axial and sagittal views that we observed in 12 (0.1%) cases of PRUV identified in 11 989 s and third trimester antenatal scans done from 2015 to 2024 at the study institute. Pattern recognition of this new sign in the sagittal view will help to identify PRUV in difficult cases. The usefulness of the sagittal view to diagnose this condition has not been reported previously. The double-line sign seen on axial and sagittal views complement each other to establish the diagnosis of PRUV with certainty.</p>","PeriodicalId":15386,"journal":{"name":"Journal of Clinical Ultrasound","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2025-03-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143656811","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Evaluation of Three-Vessel View Intervessel Distance Measurements in Fetuses Without Congenital Cardiac Defects.","authors":"Ümran Kılınçdemir Turgut, Ebru Erdemoğlu, Mekin Sezik","doi":"10.1002/jcu.23958","DOIUrl":"https://doi.org/10.1002/jcu.23958","url":null,"abstract":"<p><strong>Objectives: </strong>We aimed to compare the intervessel distances on standard 3-vessel views during fetal echocardiography across nonanomalous fetuses between 18 and 23 weeks' gestation. The intervessel measurements included the distances between the main pulmonary artery (PA) and ascending aorta (Ao) (PA-Ao), between Ao and superior vena cava (SVC) (Ao-SVC), and between PA and SVC (PA-SVC).</p><p><strong>Methods: </strong>Throughout a 2-year period, 95 low-risk pregnancies as controls were included. Two evaluators measured intervessel distances from archived images. Scatter plots that included gestational age, femur length (FL), biparietal diameter (BPD), and intervessel distance measurements for nonanomalous fetuses were formed. Inter- and intraobserver reliabilities were assessed by intraclass correlations (ICC).</p><p><strong>Results: </strong>In normal fetuses, PA-Ao and Ao-SVC distance values did not significantly change (p = 0.62 and p = 0.09, respectively), although PA-SVC distance measurements increased (p = 0.0001) with increasing gestational weeks. Interobserver and intraobserver agreement for PA-Ao distance were moderate (ICC, 0.63) and high positive (ICC, 0.79); for Ao-SVC distance, it was low positive (ICC, 0.47) and moderate (ICC, 0.59); for PA-SVC distance, it was high positive (ICC, 0.76) and high positive (ICC, 0.89), respectively.</p><p><strong>Conclusions: </strong>Reference intervals for intervessel distances PA-Ao, Ao-SVC, and PA-SVC in the three-vessel view at 18-23 weeks of gestation were established.</p>","PeriodicalId":15386,"journal":{"name":"Journal of Clinical Ultrasound","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2025-03-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143656834","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Low-Grade Fibromyxoid Sarcoma Incidentally Discovered as a Hip Mass: A Case Report.","authors":"Xinying Jia, Rui Ma, Hongyan Liu, Bo Zhang","doi":"10.1002/jcu.23962","DOIUrl":"https://doi.org/10.1002/jcu.23962","url":null,"abstract":"<p><p>Low-grade fibromyxoid sarcoma (LGFMS) is a rare soft tissue malignant tumor that presents as a slowly enlarging painless mass that is difficult to differentiate from other neoplasms. A 56-year-old woman presented to our clinic with a soft mobile mass in the left buttock and ipsilateral lower limb stiffness. Ultrasonography revealed a hypoechoic mass in the gluteus maximus adhering to and compressing the sciatic nerve. Ultrasound-guided biopsy indicated that the tumor consisted of spindle cells featuring mucinous metaplasia. Postoperative pathology confirmed LGFMS. Postoperative follow-up showed good recovery and no sciatic nerve compression. This case presents an effective approach to diagnose LGFMS.</p>","PeriodicalId":15386,"journal":{"name":"Journal of Clinical Ultrasound","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143648871","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Assessing Right Ventricular Performance During Prone Ventilation in ARDS Patients Using Speckle Tracking Echocardiography.","authors":"Issac Cheong, Federico Matías Álvarez Vilariño, Raúl Alejandro Gómez, Pablo Martín Merlo, Francisco Marcelo Tamagnone","doi":"10.1002/jcu.23954","DOIUrl":"https://doi.org/10.1002/jcu.23954","url":null,"abstract":"<p><strong>Purpose: </strong>Acute respiratory distress syndrome (ARDS) frequently results in right ventricular (RV) dysfunction due to increased afterload and pulmonary vascular resistance. Among the standardized therapeutic strategies for ARDS management, protective ventilation and prone positioning in cases of severe oxygenation deterioration have proven effective, with prone positioning offering additional benefits, including improved RV function, enhanced physiological outcomes such as oxygenation and lung mechanics. This study aims to evaluate the impact of prone positioning on RV performance in ARDS patients using speckle tracking echocardiography (STE).</p><p><strong>Methods: </strong>This observational, retrospective, single-center study aimed to evaluate the effects of prone positioning on RV function in patients with ARDS requiring mechanical ventilation. The study included patients with ARDS of varying severities who were passively ventilated. Transthoracic echocardiography was performed to assess RV function, with a specific focus on RV global longitudinal strain (GLS) and RV free wall strain (RVFWS) in both supine and prone positions using STE.</p><p><strong>Results: </strong>Between August 2021 and April 2024, a total of 16 mechanically ventilated patients were included in the study. Regarding mechanical ventilation parameters, after applying the Bonferroni correction, there was a statistically significant increase in the PaO₂/FiO₂ ratio during the prone position (p = 0.004). Concerning echocardiographic variables, no statistically significant differences were found in left ventricular ejection fraction, basal RV diameter, RV/left ventricular end-diastolic area ratio, or the values of tricuspid annular tissue S' wave, TAPSE, and RV fractional area change. However, during the prone position, there was a significant decrease in RV GLS (p = 0.009) and RVFWS (p = 0.003).</p><p><strong>Conclusion: </strong>This study provides preliminary insights into the impact of the prone position maneuver on RV systolic function in patients with ARDS, suggesting that strain measured by STE could serve as a sensitive marker for detecting subclinical RV dysfunction. Further research with larger sample sizes and prospective designs is needed to confirm and build upon these findings.</p>","PeriodicalId":15386,"journal":{"name":"Journal of Clinical Ultrasound","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143648858","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Development and Validation of an Ultrasound and Clinicopathological Features-Based Nomogram for Predicting Non-Sentinel Lymph Node Metastasis in Breast Cancer Patients: A Single-Center Observational Study.","authors":"Jieyi Ping, Mengjun Cai, Jiazhen Pan, Hailing Zha, Liwen Du, Xiaoan Liu, Xiafei Yu, Cuiying Li","doi":"10.1002/jcu.23960","DOIUrl":"https://doi.org/10.1002/jcu.23960","url":null,"abstract":"<p><strong>Objectives: </strong>The objective of this study was to develop a nomogram based on ultrasound and clinicopathological variables to evaluate the risk of non-sentinel lymph node metastasis (NSLNM) in early breast cancer patients with positive sentinel lymph nodes (SLNs).</p><p><strong>Methods: </strong>A retrospective analysis was conducted on 438 breast cancer patients treated at the First Affiliated Hospital of Nanjing Medical University (Jiangsu Provincial People's Hospital) between June 2017 and August 2024. Patients were randomly divided into training and testing sets in a 7:3 ratio for the development and validation of the nomogram, respectively. Multivariable logistic regression analysis was performed to determine independent predictors of non-sentinel lymph node status, and a nomogram was created to assess the probability of NSLNM.</p><p><strong>Results: </strong>SLN%, lesions, longest diameter of the mass, number of suspicious axillary lymph nodes (ALNs) on US, and level of suspicious ALNs were identified as the final independent predictors of NSLNM in multivariate logistic regression analysis. The nomogram predicting NSLNM was accurately calibrated, with an area under the curve of 0.84 for the training set and 0.82 for the testing set.</p><p><strong>Conclusion: </strong>In this study, we developed a nomogram model for predicting NSLNM based on ultrasound and clinicopathological features, which is useful for accurately assessing the risk of NSLNM in breast cancer patients and serves as a reference for clinicians when deciding how to treat ALNs.</p>","PeriodicalId":15386,"journal":{"name":"Journal of Clinical Ultrasound","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2025-03-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143648862","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The Effect of Tidal Volumes of Mechanically Ventilated Patients on Lung Sliding Amplitude in Point-Of-Care Lung Ultrasound.","authors":"İlker Şirin, Ahmet Burak Erdem, Şerife Büşra Uysal, Şeyda Gedikaslan","doi":"10.1002/jcu.23968","DOIUrl":"https://doi.org/10.1002/jcu.23968","url":null,"abstract":"<p><strong>Objectives: </strong>Several factors influencing lung sliding amplitude have been identified. However, the effect of tidal volume changes on lung sliding amplitude in the same patient remains unclear. In this study, we investigated the relationship between lung sliding amplitude, tidal volume, lung compliance, and mortality.</p><p><strong>Methods: </strong>This was a single-center, observational, and prospective study. Lung sliding amplitudes were measured at four points using ultrasound in patients connected to mechanical ventilators in the emergency department of a tertiary hospital. In patients in whom tidal volume adjustments were made, lung measurements were repeated.</p><p><strong>Results: </strong>A total of 46 patients who met the inclusion criteria between June 2024 and September 2024 were included in the study. After a reduction in tidal volume, lung sliding amplitudes in all four lung regions significantly decreased in the second measurement compared to the first (p < 0.001). There was a weak positive correlation between lung compliance and both right and left basal lung sliding amplitudes (rho: 0.397, rho: 0.298, respectively), which was statistically significant (p = 0.004 and p = 0.045, respectively). There was also a significant relationship between the initially measured right basal lung sliding amplitude and mortality (p = 0.029).</p><p><strong>Conclusion: </strong>In patients receiving mechanical ventilation support, a reduction in tidal volume results in decreased lung sliding amplitude. There is a relationship between lung sliding amplitude measured in the basal lung regions and lung compliance. Lung sliding amplitude measured in the right basal region may be associated with mortality, but this association is not present in other lung regions.</p>","PeriodicalId":15386,"journal":{"name":"Journal of Clinical Ultrasound","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2025-03-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143648873","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Case Description: Infra-Optic Anterior Cerebral Artery in a Neonatal Doppler Ultrasound.","authors":"P Nemegeer, T Vanderhasselt, P Govaert","doi":"10.1002/jcu.23961","DOIUrl":"https://doi.org/10.1002/jcu.23961","url":null,"abstract":"<p><p>There are few publications about the visualization of the circle of Willis and its variations using ultrasound. We hereby document the possibility of detecting a rare and clinically relevant variation of the circle of Willis, the infra-optic origin of the ACA, during routine cranial ultrasound in a preterm girl. Best visualization was with high resolution power doppler imaging, the diagnosis was MR confirmed near term. The importance of this diagnosis lies in the risk of aneurysm formation at an atypical location, information essential for proper management thereof. We suggest it is in a child's best interest to include a careful description of the circle of Willis when a sonographic or MR angio exam is performed for whatever reason.</p>","PeriodicalId":15386,"journal":{"name":"Journal of Clinical Ultrasound","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2025-03-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143648859","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Ultrasonography for Rare Lumbar Hernia Diagnosis: Multimodal Imaging Insights.","authors":"Guo Chen, Caili Tang, Li Wang, Yiwei Hou, Kecan Tian, Li Yi, Yu Yang","doi":"10.1002/jcu.23966","DOIUrl":"https://doi.org/10.1002/jcu.23966","url":null,"abstract":"<p><p>This case report highlights the role of ultrasonography in diagnosing a rare right lumbar hernia in a 57-year-old male presenting with a painless lumbar mass. Ultrasound revealed a hypoechoic mass with disrupted fascial continuity. CT imaging was used for confirmation, showing herniated omental fat. The patient underwent successful surgical repair with mesh implantation and experienced an uneventful recovery. This case underscores the diagnostic value of ultrasonography as a non-invasive, real-time imaging modality in identifying lumbar hernias and differentiating them from other soft tissue masses, complemented by CT for comprehensive evaluation. Early diagnosis ensured effective management and favorable outcomes for the patient.</p>","PeriodicalId":15386,"journal":{"name":"Journal of Clinical Ultrasound","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2025-03-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143647431","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Imaging Manifestations of Thrombus Crossing the Patent Foramen Ovale in Nephrotic Syndrome.","authors":"Ting-Yi Wang, Xiao-Yi Wang, Wen-Hua Liu, Jian-Wei Xia, Lin Li, Guang-Mei Zheng, Pei Hu","doi":"10.1002/jcu.23956","DOIUrl":"https://doi.org/10.1002/jcu.23956","url":null,"abstract":"<p><p>The imbalance of the coagulation, anticoagulation, and fibrinolytic systems in patients with nephrotic syndrome makes them prone to thrombosis at multiple sites. This paper describes the imaging features of a case of NS complicated by a thrombus crossing the patent foramen ovale, providing a reference for clinical diagnosis and treatment.</p>","PeriodicalId":15386,"journal":{"name":"Journal of Clinical Ultrasound","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2025-03-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143648869","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}