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Effect of Group-Based Cognitive Training on Cognitive Performance, Depression, and Quality of Life in Community-Dwelling Elderly

Ko E, Ko E, Han MI, Han MI, Lee KH, Lee KH, Hong SJ, Hong SJ

Objective: There are reports that cognitive training improves cognitive performance in patients with mild cognitive impairment and dementia. However, the research on the effects of cognitive training in the community-dwelling...
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Utility of Antioxidants in the Treatment of Male Infertility: Clinical Guidelines Based on a Systematic Review and Analysis of Evidence

Agarwal A, Leisegang K, Majzoub A, Henkel R, Finelli R, Panner Selvam MK, Tadros N, Parekh N, Ko EY, Cho CL, Arafa M, Alves MG, Oliveira PF, Alvarez JG, Shah R

It is widely accepted that oxidative stress plays an important role in the pathophysiology of male infertility and that antioxidants could have a significant role in the treatment of male...
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Incidentally Detected Hypopharyngeal Mass during Endotracheal Intubation

Cho A, So J, Ko EY, Choi D

Hypopharyngeal mass is an uncommon condition in the aerodigestive tract. There were only a few cases have been published in the medical literature. We experienced a case of incidentally detected...
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A Case of Expiratory Limb Filter Obstruction in Heated Circuit Kit

Lee M, Ko EY, Lee SJ, Cho A, Chung YH, Koo BS, Lee JH

Antimicrobial filters that prevent cross-contamination through anesthesia equipment are commonly used in operating rooms. Occlusion of this filter leads to the patient’s airway obstruction, which may lead to fatal outcomes....
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Effect of a Deep Learning Framework-Based Computer-Aided Diagnosis System on the Diagnostic Performance of Radiologists in Differentiating between Malignant and Benign Masses on Breast Ultrasonography

Choi JS, Han BK, Ko ES, Bae JM, Ko EY, Song SH, Kwon MR, Shin JH, Hahn SY

OBJECTIVE: To investigate whether a computer-aided diagnosis (CAD) system based on a deep learning framework (deep learning-based CAD) improves the diagnostic performance of radiologists in differentiating between malignant and benign...
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MRI Criteria for Predicting Invasive Lesions in Biopsy-Proven Ductal Carcinoma in Situ

Lee J, Park KW, Ko EY, Han BK, Ko ES, Choi JS, Nam M, Cho SY

PURPOSE: To evaluate the criteria for predicting invasive lesions with preoperative breast MRI in ductal carcinoma in situ (DCIS) histopathologically diagnosed with biopsy. MATERIALS AND METHODS: We retrospectively analyzed the preoperative...
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Additional lesions seen in magnetic resonance imaging of breast cancer patients: the role of second-look ultrasound and imaging-guided interventions

Park SY, Han BK, Ko ES, Ko EY, Cho EY

PURPOSE: The purpose of this study was to investigate the final outcomes of magnetic resonance imaging (MRI)-identified additional lesions (MRALs) in breast cancer patients and the role of second-look ultrasound...
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Complementary Role of Elastography Using Carotid Artery Pulsation in the Ultrasonographic Assessment of Thyroid Nodules: A Prospective Study

Hahn SY, Shin JH, Ko EY, Bae JM, Choi JS, Park KW

OBJECTIVE: The aim of this study was to evaluate the diagnostic performance of gray-scale ultrasonography (US), Doppler scan, and elastography using carotid artery pulsation in the diagnosis of thyroid nodules...
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Radiologic Findings of Primary Mucinous Cystadenocarcinoma of the Breast: A Report of Two Cases and a Literature Review

Seong M, Ko EY, Han BK, Cho SY, Cho EY, Lee SK, Lee JE

Primary mucinous cystadenocarcinoma (MCA) of the breast is a rare but pathologically distinct breast tumor. There have been some case reports on primary MCA of the breast; however, they have...
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Breast Imaging Reporting and Data System Category 3 Lesions Detected on Whole-Breast Screening Ultrasound

Nam SY, Ko EY, Han BK, Shin JH, Ko ES, Hahn SY

PURPOSE: This study assessed the incidence and cancer rate of probably benign lesions detected on bilateral whole-breast screening ultrasound (US), which corresponded to US Breast Imaging Reporting and Data System...
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Screening Ultrasound in Women with Negative Mammography: Outcome Analysis

Hwang JY, Han BK, Ko EY, Shin JH, Hahn SY, Nam MY

PURPOSE: To show the results of an audit of screening breast ultrasound (US) in women with negative mammography in a single institution and to analyze US-detected cancers within a year...
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Ultrasonographic Classification of the Metastases to the Thyroid Gland

Lee KH, Shin JH, Han BK, Ko EY, Ko ES, Hahn SY, Ryu JH

BACKGROUND AND OBJECTIVES: To classify the metastases to the thyroid gland arising from non-thyroidal malignancies on ultrasound (US). MATERIALS AND METHODS: We enrolled 45 consecutive patients with metastases to the thyroid...
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Natural Products for Chemoprevention of Breast Cancer

Ko EY, Moon A

Breast cancer is the primary cause of cancer death in women. Although current therapies have shown some promise against breast cancer, there is still no effective cure for the majority...
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Invasive Ductal Carcinoma Arising within a Mammary Hamartoma: Case Report

Bae JM, Ko EY, Han BK

Breast hamartomas are typically a benign condition and rarely develop into malignant lesions. The coexistence of carcinoma and a breast hamartoma is rare; only 15 cases have been reported in...
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A comparison of lymphocytic thyroiditis with papillary thyroid carcinoma showing suspicious ultrasonographic findings in a background of heterogeneous parenchyma

Nam SY, Shin JH, Ko EY, Hahn SY

PURPOSE: The aim of this study was to compare ultrasonographic features in patients with lymphocytic thyroiditis (LT) and papillary thyroid carcinoma (PTC) having suspicious thyroid nodule(s) in a background of...
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Initial Experience with Magnetic Resonance-Guided Vacuum-Assisted Biopsy in Korean Women with Breast Cancer

Jung HN, Han BK, Ko EY, Shin JH

PURPOSE: The aim of this study is to describe our initial experience with magnetic resonance (MR)-guided biopsy and to determine the malignancy rate of additional lesions identified by MR only...
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Incidental Thyroid Lesions Detected on 18F-Fluorodeoxyglucose Positron Emission Tomography/CT in Patients with Non-Thyroidal Cancer: Clinical Implications and the Value of Ultrasound

Lee KH, Shin JH, Han BK, Ko EY, Ko ES, Hahn SY, Choi JY

PURPOSE: To evaluate the clinical implications of subsequent ultrasound (US) for incidental thyroid lesions (ITLs) detected on positron emission tomography/computed tomography (PET/CT) in patients with non-thyroidal cancer. MATERIALS AND METHODS: We...
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Breast Metastases from Extramammary Malignancies: Typical and Atypical Ultrasound Features

Mun SH, Ko EY, Han BK, Shin JH, Kim SJ, Cho EY

Breast metastases from extramammary malignancies are uncommon. The most common sources are lymphomas/leukemias and melanomas. Some of the less common sources include carcinomas of the lung, ovary, and stomach, and...
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Early Experience of Busan-Ulsan Regional Cardiocerebrovascular Center Project in the Treatment of ST Elevation Myocardial Infarction

Lee DH, Seo JM, Choi JH, Cho YR, Park K, Park TH, Kim MH, Kim YD, Maeng SY, Kim DY, Ko EY, Park JS

BACKGROUND/AIMS: The purpose of this study was to compare changes in primary percutaneous coronary artery intervention (PCI) outcomes after starting the government-directed Busan-Ulsan Regional Cardiocerebrovascular Center Project. METHODS: Patients with ST...
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Comparison of New and Established Full-Field Digital Mammography Systems in Diagnostic Performance

Ko ES, Han BK, Kim SM, Ko EY, Jang M, Lyou CY, Chang JM, Moon WK, Kim RB

OBJECTIVE: To compare the diagnostic performance of new and established full-field digital mammography (FFDM) systems. MATERIALS AND METHODS: During a 15-month period, 1038 asymptomatic women who visited for mammography were prospectively...
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