OOIR: Observatory of International Research

Papers

(The median citation count of Ultrasonography is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-08-01 to 2026-08-01.)

Article	Citations
Utility of fusion imaging for the evaluation of ultrasound quality in hepatocellular carcinoma surveillance	43
Endoscopic ultrasonography is useful for predicting perforation in the endoscopic resection of gastric submucosal tumors originating from the muscularis propria: a retrospective case-control study	41
Construction of a nomogram model for predicting benignity and malignancy in adnexal masses	32
Comparison of ultrasound-detected and undetected hepatocellular carcinomas: a post-hoc, subgroup analysis from the MAGNUS-HCC surveillance trial	25
Optic nerve sheath diameter, strain ratio, and shear wave elastography	25
The efficiency of contrast-enhanced endoscopic ultrasound (EUS) combined with EUS elastography for pancreatic cancer diagnosis: a systematic review and meta-analysis	24
Agreement of shear wave and strain elastography according to the size of the region of interest: a study of epidermal cysts	24
A prospective comparison of two ultrasound attenuation imaging modes using different frequencies for assessing hepatic steatosis	23
Relationship between endometriosis and uterine cervical elasticity assessed using ultrasound strain elastography	22
Percutaneous radiofrequency ablation of solitary hepatic metastases from colorectal cancer: risk factors of local tumor progression-free survival and overall survival	21
Quantitative analysis using intraoperative contrast-enhanced ultrasound in adult-type diffuse gliomas with isocitrate dehydrogenase mutations: association between hemodynamics and molecular features	20
Sonazoid-enhanced ultrasonography for noninvasive imaging diagnosis of hepatocellular carcinoma: special emphasis on the 2022 KLCA-NCC guideline	20
Transient elastography with controlled attenuation parameter versus two-dimensional shear wave elastography with attenuation imaging for the evaluation of hepatic steatosis and fibrosis in NAFLD	19
Predicting the chemotherapeutic response of colorectal cancer liver metastasis using shear-wave elastography	16
A new single-sagittal-plane deep learning approach for continuous bladder volume monitoring: a feasibility study	14
Unraveling distinctions between contrast-enhanced ultrasound and CT/MRI for liver mass diagnosis	13
Intraoperative sonography using high-frequency transducer during living Donor liver transplantation with modified right-lobe graft	13
Direct deep learning analysis of three-dimensional automated breast ultrasound videos with reading mode optimization for breast cancer diagnosis	13
Multiparametric ultrasound for upper extremity dialysis access evaluation	13
The role of Doppler ultrasonography in the detection and management of nutcracker syndrome	13
Pelvic pain of venous origin: diagnostic insights from transvaginal ultrasonography	13
Nerve entrapment syndromes: detection by ultrasound	13
Improving breast ultrasonography education: the impact of AI-based decision support on the performance of non-specialist medical professionals	12
Pelvic ultrasonography of the postpartum uterus in patients presenting to the emergency room with vaginal bleeding and pelvic pain	12
2022 Taiwan clinical multicenter expert consensus and recommendations for thyroid radiofrequency ablation	12

Transperineal versus transrectal prostate fiducial insertion in radiation treatment of prostate cancer: a systematic review and meta-analysis	11
Malignancy risk stratification and subcategorization of K-TIRADS intermediate suspicion thyroid nodules: a retrospective multicenter study	11
Essentials for parathyroid imaging and intervention: what radiologists need to know	10
How to use intestinal ultrasonography in patients with Crohn disease: its role in the assessment of disease activity and disease monitoring in the era of the treat-to-target strategy	10
Advantages of thyroid core needle biopsy: an emerging selective first-line biopsy modality	10
Applications of artificial intelligence in obstetrics	9
Supplemental automated breast ultrasound in negative screening mammography: early-stage cancer detection in dense breasts with limited yield in non-dense breasts	9
Ultrasound-guided ethanol ablation versus the Sistrunk operation as a primary treatment for thyroglossal duct cysts	9
Plaque biomarkers from high-frame rate vector flow imaging and shear wave elastography in mild carotid stenosis	8
Unsupervised speckle noise reduction technique for clinical ultrasound imaging	8
Non-ablative focused ultrasound induces an adaptive immune response to suppress pancreatic cancer: a preclinical study	8
Application of O-RADS US combined with MV-Flow to diagnose ovarian-adnexal tumors	8
Ablation therapy for patients with colorectal liver metastases with and without extrahepatic metastases: evaluation of long-term outcomes and prognostic factors	8
Accuracy of attenuation imaging in the assessment of pediatric hepatic steatosis: correlation with the controlled attenuation parameter	8
The role of transabdominal ultrasound in pancreatic cyst surveillance: correlation with cross-sectional imaging findings and malignancy risk	8
Role of high-frequency ultrasound in differentiating benign and malignant skin lesions: potential and limitations	8
How many times should we repeat measurements of the ultrasound-guided attenuation parameter for evaluating hepatic steatosis?	8
Intelligent handheld ultrasound improving the ability of non-expert general practitioners in carotid examinations for community populations: a prospective and parallel controlled trial	7
Diagnostic performance of ultrasound-derived fat fraction for assessing steatotic liver disease with histopathology as the reference	7
Predictors of tumor conspicuity on Kupffer-phase Sonazoid-enhanced ultrasonography in liver tumors: implications for fusion-guided ablation	7
Transabdominal ultrasonography as an alternative modality for pancreatic cyst surveillance: potentials and limitations	7
Knot-and-ear sign: a pathognomonic ultrasonographic feature of suture granuloma after thyroid surgery	7
Long-term follow-up of the radiofrequency ablation of benign thyroid nodules: the value of additional treatment	7
Perivascular space volume measurement at the inferior basal ganglia on cranial ultrasound in neonates: associations with germinal matrix hemorrhage and brain maturation	7
Ultrasound-guided ablation of hepatocellular carcinoma: a review of its past, present, and future	7
Non-invasive evaluation of testicular torsion using ultrasound shear wave elastography: an experimental study	7
Casting light on the overlooked trigger point of the interosseous muscles in metatarsalgia: insights and treatment strategies	7
A simplified approach to ovarian lesions based on the O-RADS US risk stratification and management system	6
Erratum: Potential role of two-dimensional shear wave elastography, including liver stiffness measurement and dispersion slope, for management of chronic hepatitis B	6
The utility of two-dimensional shear wave elastography for predicting prostate cancer: a preliminary study	6
Risk of thyroid cancer in a lung cancer screening population of the National Lung Screening Trial according to the presence of incidental thyroid nodules detected on low-dose chest CT	6
Cutting-edge progress of intravascular ultrasound in lower-extremity vascular interventions	6
Usefulness of 2D shear wave elastography for the evaluation of hepatic fibrosis and treatment response in patients with autoimmune hepatitis	6
Comparison of micro-flow imaging and contrast-enhanced ultrasonography in assessing segmental congestion after right living donor liver transplantation	6
Two-dimensional shear wave elastography (ElastQ) accurately rules out liver fibrosis and rules in advanced chronic liver disease across liver disease etiologies: a prospective multicenter study	6
Ultrasonographic differential diagnosis of medial elbow pain	6
High-contrast spectroscopic photoacoustic characterization of thermal tissue ablation in the visible spectrum	6
Integration of high-frequency ultrasound with the Global Acne Grading System for prediction of treatment efficiency in acne vulgaris	6
Arterial stiffness in subclinical atherosclerosis quantified with ultrafast pulse wave velocity measurements: a comparison with a healthy population using propensity score matching	6
Advanced fibrosis leads to overestimation of steatosis with quantitative ultrasound in individuals without hepatic steatosis	6
Inter-observer and intra-observer reliability between manual segmentation and semi-automated segmentation for carotid vessel wall volume measurements on three-dimensional ultrasonography	5
Percutaneous radiofrequency ablation of hepatocellular carcinoma in a recent cohort at a tertiary cancer center: incidence and factors associated with major complications and unexpected hospitalizatio	5
Artificial intelligence models for the diagnosis and management of liver diseases	5
Intra-individual comparison of two-dimensional shear wave elastography techniques using plane wave imaging and the multi-beam technique: are they interchangeable in measuring liver fibrosis?	5
Prostate gland volume estimation: anteroposterior diameters measured on axial versus sagittal ultrasonography and magnetic resonance images	5
Association of triglyceride-driven residual atherosclerotic risk with carotid stiffening assessed using ultrafast ultrasound imaging in individuals with hypertriglyceridemia	5
Posterior subependymal germinal matrix hemorrhage as a mild form of hemorrhage in extremely preterm infants: neurodevelopmental outcomes at corrected ages of 18-24 months	5
Ultrasound-based follow-up of low-suspicion thyroid nodules with cytopathologic confirmation: is nodule growth associated with malignancy?	5
Evaluation of physical properties and image quality of a breast tissue phantom with glycerol-enhanced polyvinyl chloride plastisol for ultrasound imaging	4
Combined application of deep learning and conventional computer vision for kidney ultrasound image classification in chronic kidney disease: preliminary study	4

Two-dimensional elastography and dispersion slope for allograft evaluation after pediatric liver transplantation	4
Recognition and appreciation of our peer reviewers: honoring the 2025 best reviewer awards	4
Value of Doppler ultrasonography in predicting clinical outcomes for patients with acute cellular rejection after liver transplantation	4
Diagnostic performance of vector flow imaging–derived wall shear stress and radiofrequency echo-tracking–derived arterial stiffness indices in severe carotid stenosis	4
Hemodynamics in Doppler ultrasonography	4
Comparison between vibration-controlled transient elastography and point shear wave elastography for assessment of hepatic fibrosis based on magnetic resonance elastography	4
Pulmonary artery stiffness in fetuses with tetralogy of Fallot	4
Clinical applications of shear wave dispersion imaging for breast lesions: a pictorial essay	4
Combined fine-needle aspiration with core needle biopsy for assessing thyroid nodules: a more valuable diagnostic method?	4
Ultrasonographic features of the skin and subcutis: correlations with the severity of breast cancer–related lymphedema	4
Quantifying carotid stiffness in a pre-hypertensive population with ultrafast ultrasound imaging	3
Scale-attentional U-Net for the segmentation of the median nerve in ultrasound images	3
Combined use of shear-wave elastography and Doppler ultrasonography in equivocal fibroepithelial lesions of the breast diagnosed by core needle biopsy	3
Intra-individual comparison of liver stiffness measurements by magnetic resonance elastography and two-dimensional shear-wave elastography in 888 patients	3
Does transperineal ultrasound predict the risk of perineal trauma in women with term pregnancy? A prospective observational study	3
Predicting multigenic co-mutations in differentiated thyroid cancer using contrast-enhanced ultrasonography: model development and internal validation	3
Effect of an annotation-free artificial intelligence system for simultaneous detection and diagnosis on breast ultrasonography: a multireader, multicase study across diverse healthcare professionals	3
Measuring diaphragmatic excursion using 4-dimensional ultrasound: a feasibility study	3
Kupffer-phase Sonazoid ultrasound LI-RADS for liver cancer: diagnostic performance and algorithm modification	3
Ultrasound findings of subpial hemorrhage in neonates	3
Foot pain in children and adolescents: a problem-based approach in musculoskeletal ultrasonography	3
A computationally efficient pulse compression method of Barker-coded excitation using a mismatched filter in medical ultrasound imaging	3
Overcoming the limitations of screening mammography in Japan and Korea: a paradigm shift to personalized breast cancer screening based on ultrasonography	3
Erratum: Comprehensive ultrasonographic evaluation of normal and fibrotic kidneys in a mouse model with an ultra-highfrequency transducer	3
Shaping the future of <italic>Ultrasonography</italic>: bimonthly publication and global growth	3
Assessment of renal stiffness in primary hyperparathyroidism using shear-wave elastography and changes after microwave ablation	3
Thrombus stiffness as an independent predictor of endovascular treatment success in hemodialysis fistulas: a study using ultrasound elastography	3
Recognition and appreciation of our peer reviewers: honoring the 2024 best reviewer awards	3
Role of Doppler US and elastography prior to biopsy to identify candidates for avoidance of surgery following neoadjuvant chemotherapy for breast cancer	3
Feasibility of a deep learning artificial intelligence model for the diagnosis of pediatric ileocolic intussusception with grayscale ultrasonography	2
Percutaneous ablation of liver metastases from colorectal cancer: a comparison between the outcomes of ultrasound guidance and CT guidance using propensity score matching	2
Synchronous tele-ultrasonography is helpful for a naive operator to perform high-quality thyroid ultrasound examinations	2
Impact of an immediate short waiting period on ultrasound-based ablative margin assessment following radiofrequency ablation for hepatocellular carcinoma	2
Ultrasonography: celebrating 10 years of progress and opening a new chapter in 2024	2
Ultrasonography of acute retroperitoneum	2
Ultrasonography-assisted near-infrared spectroscopy imaging enhanced by gold nanorods in a xenograft mouse model of prostate cancer	2
Additive predictive value of preoperative thyroid ultrasound parameters for postoperative hypothyroidism after hemithyroidectomy: a single-center retrospective study	2
Modulation of cell viability, apoptosis, and autophagy in pancreatic cancer cells using therapeutic ultrasound with microbubbles and gemcitabine	2
Diagnostic performance of ultrasound risk stratification systems on thyroid nodules cytologically classified as indeterminate: a systematic review and meta-analysis	2
The new definition of metabolic dysfunction-associated steatotic liver disease: the role of ultrasound and elastography	2
Ultrasound evaluation of clinical mimics of deep vein thrombosis: essential insights for radiologists in interpretation	2
BI-RADS v2025 for breast ultrasound: key updates and Asian perspectives	2
Severity of hyperechoic pancreas on preoperative ultrasonography: high potential as a clinically useful predictor of a postoperative pancreatic fistula	2
Subcategorization of intermediate suspicion thyroid nodules based on suspicious ultrasonographic findings	2
Washout-parametric imaging with Sonazoid for enhanced differentiation of focal liver lesions	2
Diagnostic performance of quantitative ultrasonography for hepatic steatosis in a health screening program: a prospective single-center study	2
Characterization of non-alcoholic fatty liver disease–related hepatocellular carcinoma on contrast-enhanced ultrasound with Sonazoid	2
Follow-up of benign thyroid nodules confirmed by ultrasound-guided core needle biopsy after inconclusive cytology on fine-needle aspiration biopsy	2
Effects of hepatic fibrosis on the quantification of hepatic steatosis using the controlled attenuation parameter in patients with chronic hepatitis B	2
Adaptive singular value decomposition filtering of high-intensity focused ultrasound interference enables real-time ultrasound-guided therapy	2
Toward acquisition protocol standardization for estimating liver fat content using ultrasound attenuation coefficient imaging	2
Erratum: Noninvasive assessment of hepatic steatosis using a pathologic reference standard: comparison of CT, MRI, and US-based techniques	2