Dal Mo Yang
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View article: Comparison of Biparametric MRI and Multiparametric MRI Using Split Dynamic MRI in Prostate Cancer Diagnosis
Comparison of Biparametric MRI and Multiparametric MRI Using Split Dynamic MRI in Prostate Cancer Diagnosis Open
Purpose To compare the diagnostic performance between biparametric MRI (bpMRI) and multiparametric MRI (mpMRI) using split dynamic MRI for detecting clinically significant prostate cancer (csPCa) with Prostate Imaging and Reporting Data Sy…
View article: Imaging and Clinical Findings of Xanthogranulomatous Inflammatory Disease of Various Abdominal and Pelvic Organs: A Pictorial Essay
Imaging and Clinical Findings of Xanthogranulomatous Inflammatory Disease of Various Abdominal and Pelvic Organs: A Pictorial Essay Open
Xanthogranulomatous (XG) inflammatory disease is a rare benign disease involving various organs, including the gallbladder, bile duct, pancreas, spleen, stomach, small bowel, colon, appendix, kidney, adrenal gland, urachus, urinary bladder…
View article: Ultrasonography of intrascrotal torsed appendages: size and interval between symptom onset and the ultrasonographic examination according to echogenicity
Ultrasonography of intrascrotal torsed appendages: size and interval between symptom onset and the ultrasonographic examination according to echogenicity Open
Purpose: This study investigated the size of torsed appendages and the interval between symptom onset and the ultrasonographic examination according to the echogenicity of the torsed appendages.Methods: This was a retrospective analysis of…
View article: Various Intratesticular Hypoechoic Lesions on Scrotal Sonography
Various Intratesticular Hypoechoic Lesions on Scrotal Sonography Open
Sonography with a high-frequency transducer is the modality of choice for imaging the scrotum. Most intratesticular lesions are hypoechoic. Differentiation of intratesticular hypoechoic lesions as either malignant or benign is important be…
View article: Small testes: clinical characteristics and ultrasonographic findings
Small testes: clinical characteristics and ultrasonographic findings Open
The purpose of this pictorial essay is to describe the ultrasonographic and clinical findings of patients with small testes due to a wide range of causes. We retrospectively reviewed the ultrasonographic and clinical findings of various ca…
View article: Testicular atrophy after mumps orchitis: ultrasonographic findings
Testicular atrophy after mumps orchitis: ultrasonographic findings Open
On ultrasonography, atrophic testes after mumps orchitis tended to exhibit an oblong shape, heterogeneous low echogenicity with multiple hyperechoic islands, and decreased vascularity.
View article: Groin abnormalities: ultrasonographic and clinical findings
Groin abnormalities: ultrasonographic and clinical findings Open
Groin lesions can be classified as neoplastic or non-neoplastic. Neoplastic lesions include lipoma, epidermoid cyst, angiomyofibroblastoma-like tumor, liposarcoma, and synovial sarcoma, as well as metastases from lymphoma, neuroendocrine c…
View article: Predictive Performance of Ultrasound-Determined Non-Alcoholic Fatty Pancreas Disease Severity for Intermediate and High Risk of Coronary Heart Disease
Predictive Performance of Ultrasound-Determined Non-Alcoholic Fatty Pancreas Disease Severity for Intermediate and High Risk of Coronary Heart Disease Open
Purpose To evaluate non-alcoholic fatty pancreas disease severity on ultrasound (US-determined NAFPD) as a risk factor for coronary heart disease (CHD) and to evaluate its predictive value for intermediate/high CHD risk compared with US-de…
View article: Principles for evaluating the clinical implementation of novel digital healthcare devices
Principles for evaluating the clinical implementation of novel digital healthcare devices Open
With growing interest in novel digital healthcare devices, such as artificial intelligence (AI) software for medical diagnosis and prediction, and their potential impacts on healthcare, discussions have taken place regarding the regulatory…
View article: Diagnostic errors when interpreting abdominopelvic computed tomography: a pictorial review
Diagnostic errors when interpreting abdominopelvic computed tomography: a pictorial review Open
Diagnostic errors remain an inevitable occurrence during abdominopelvic CT (APCT) interpretation, despite advances in imaging technology. The main cause of error is failure to identify a lesion (i.e. perceptual error) and failure to recogn…
View article: Second Edition of Research on Relative Value Scales and Cost Reduction of Radiologic Tests
Second Edition of Research on Relative Value Scales and Cost Reduction of Radiologic Tests Open
From 2010 to 2015, the Ministry of Health and Welfare conducted the second edition of research on the relative value scale to correct the imbalance in the current relative value scale among medical departments by converting the current sys…
View article: A Case of Fibrovascular Polyp of the Stomach: Sonographic and Computed Tomographic Findings
A Case of Fibrovascular Polyp of the Stomach: Sonographic and Computed Tomographic Findings Open
Fibrovascular polyps are rare, pedunculated, tumor-like lesions that are usually found in the esophagus; occurrence in the stomach is very rare. To our knowledge, sonographic and CT findings of a fibrovascular polyp in the stomach have nev…
View article: Dynamic Enhanced Computed Tomographic Findings of a Perirenal Capillary Hemangioma
Dynamic Enhanced Computed Tomographic Findings of a Perirenal Capillary Hemangioma Open
Hemangiomas are benign mesenchymal neoplasms that rarely occur in the kidney and perirenal space. Perirenal hemangiomas can mimic the appearance of exophytic renal cell carcinoma or various retroperitoneal tumors. We report a case of perir…
View article: External Iliac Arterial Obstruction Caused by Satinsky Atrauma Forceps in Renal Transplantation (with Four Case Report)
External Iliac Arterial Obstruction Caused by Satinsky Atrauma Forceps in Renal Transplantation (with Four Case Report) Open
External iliac arterial obstruction is relatively rare in renal transplantation, and may cause surgical failure and ipsilateral leg ischaemia. Prompt diagnosis and management of this kind of complication is essential to rescue the patient …