Kyu-Chong Lee

Hierarchical classification of acute and chronic osteoporotic vertebral compression fractures of the lumbar spine using X-ray images

Joohyun Kim, Keewon Shin, Sungjae An, Subum Lee et autres

OBJECTIVE: To develop and validate a hierarchical deep learning model for differentiating acute and chronic lumbar osteoporotic vertebral compression fractures (OVCFs) using X-ray images. MATERIALS AND METHODS: We retrospectively reviewed approximately 2600 lateral lumbar radiographs obtained from patients clinically suspected of having …

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Clinical feasibility of camera-type X-ray for intraoperative imaging of hip arthroplasty: a pilot study

Kyu-Chong Lee, Joo Hui Kim, Seok Ha Hong, Kyung‐Sik Ahn et autres

kr, jp (code pays fourni par la source)

Fibro-osseous pseudotumor of the digit: a challenging case involving the distal interphalangeal joint and flexor tendon

Hyo Bin Yoon, Chang Ho Kang, Kyung‐Sik Ahn, Chul Hwan Kim et autres

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Emerging MRI-Based Imaging Markers in Musculoskeletal Imaging: Advancing Diagnosis and Prognosis

Yejin Park, Chang Ho Kang, Kyung‐Sik Ahn, Kyu-Chong Lee

Imaging biomarkers are anatomical, physiological, and biochemical indicators that are derived from medical images, representing objective and quantifiable imaging parameters.They are used for disease diagnosis, assessment of severity, evaluation of treatment response, and prediction of prognosis.In MRI, signal intensity varies depending on …

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Quantitative MR Imaging Marker: Effective Cross-Sectional Area of the rotator cuff and Its Correlation with the Biodex Isokinetic Test

Kyu-Chong Lee, Woong Kyo Jeong, Kyung‐Sik Ahn, Woo Young Kang et autres

OBJECTIVE: To evaluate the correlation between the effective cross-sectional area (eCSA) of the Rotator Cuff muscle measured using Dixon MRI and the outcomes of the Biodex Isokinetic Test. METHODS: The cross-sectional area (CSA) of the subscapularis (SSc), supraspinatus (SST), and infraspinatus+teres minor …

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Multimodal Generative Artificial Intelligence Model for Creating Radiology Reports for Chest Radiographs in Patients Undergoing Tuberculosis Screening

Eun Kyoung Hong, Hae Won Kim, Ok Kyu Song, Kyu-Chong Lee et autres

Background: Chest radiographs play a crucial role in tuberculosis screening in high-prevalence regions, although widespread radiographic screening requires expertise that may be unavailable in settings with limited medical resources.

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UANV: UNet-based attention network for thoracolumbar vertebral compression fracture angle measurement

Yurim Lee, Joohyun Kim, Kyu-Chong Lee, Sungjae An et autres

Kyphosis is a prevalent spinal condition where the spine curves in the sagittal plane, resulting in spine deformities. Curvature estimation provides a powerful index to assess the deformation severity of scoliosis. In current clinical diagnosis, the standard curvature estimation method for quantitatively …

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A Comparison of Automatic Bone Age Assessments between the Left and Right Hands: A Tool for Filtering Measurement Errors

Kyu-Chong Lee, Chang Ho Kang, Kyung‐Sik Ahn, Kee‐Hyoung Lee et autres

This study aimed to investigate whether the left and right hands yield the same bone age using the automated bone age assessment (BAA) system and proposed the right-hand BAA as a tool for filtering out measurement errors. The Bland–Altman, Passing–Bablok, and Spearman …

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Comparison of the Size Measurement of Gallbladder Polyps by Three Different Radiologists in Abdominal Ultrasonography

Kyu-Chong Lee, Jin-Kyem Kim, Dong Kyu Kim

BACKGROUND: There is little information regarding the size measurement differences in gallbladder (GB) polyps performed by different radiologists on abdominal ultrasonography (US). AIM: To reveal the differences in GB polyp size measurements performed by different radiologists on abdominal US. METHODS: From June …

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Electron density dual-energy CT can improve the detection of lumbar disc herniation with higher image quality than standard and virtual non-calcium images

Juhyun Jeong, Sungwon Ham, Euddeum Shim, Baek Hyun Kim et autres

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Sacroiliitis in inflammatory bowel disease on abdominal computed tomography: prevalence, misses, and associated factors

DK Kim, Kyu-Chong Lee, JK Kim

OBJECTIVE: To evaluate the prevalence and rate of a missed diagnosis of sacroiliitis on abdominal computed tomography (CT) in patients with inflammatory bowel disease (IBD). Factors associated with sacroiliitis were also assessed. METHOD: This retrospective study included 210 patients with IBD (mean …

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Femoral Neck Shaft Angle Measurement for Differentiating Femoral Head Stress Fracture from Avascular Necrosis

Dong Kyu Kim, Kyu-Chong Lee, Kyung‐Sik Ahn, Chang Ho Kang

OBJECTIVE: The study aimed to evaluate whether the measurement of Femoral Neck Shaft Angle (FNSA) can be helpful in differentiating femoral head Stress Fracture (SF) from Avascular Necrosis (AVN). METHODS: From September 2019 to April 2022, sixty-four patients [median age 32.0 years, …

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