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Byun Seon-kyung

Kyung Hee University · Medicine

About the Lab

Professor Byun Seon-kyung's research lab specializes in gastrointestinal oncology, with a focus on the clinicopathological characteristics, molecular markers, and treatment outcomes of rare and aggressive gastrointestinal cancers such as gastric hepatoid adenocarcinoma and colorectal cancer in older adults. The lab investigates predictive biomarkers like ERCC1 expression to optimize chemotherapy response and explores symptom management in cancer patients, particularly neuropathic pain and breakthrough cancer pain. Their work emphasizes improving quality of life through early palliative care discussions and evidence-based treatment strategies for elderly and high-risk cancer populations.

gastrointestinal oncologycancer painmolecular markersgeriatric oncologypalliative care

Research Overview

Papers
112
Total Citations
1,370
Papers (5y)
23
Primary Field
Medicine

Research Output Trend

Figures are computed from collected data and may differ slightly.

Publications per year (5y)
23total
2022
2023
2024
2025
2026
Citations per year (5y)
86total
20222023202420252026

Selected Papers

15
1
Article|81 citations·2011
Clinicopathologic characteristics and treatment outcomes of hepatoid adenocarcinoma of the stomach, a rare but unique subtype of gastric cancer
Sun Kyung Baek, Sae‐Won Han, Do‐Youn Oh, Seock‐Ah Im, Tae‐You Kim, Yung‐Jue Bang
SJR Q2BMC GastroenterologyOA

BACKGROUND: Gastric hepatoid adenocarcinoma (HAC) is a special type of gastric cancer that morphologically mimics hepatocellular carcinoma. In this study, we performed an evaluation of clinicopathologic characteristics, treatment outcome, and prognosis in patients with gastric HAC. METHODS: We consecutively enrolled patients with pathologically proven gastric HAC at Seoul National University Hospital between January 1996 and December 2008 and conducted a retrospective review. Among 15,253 patien

SurgeryMedicine
2
Article|36 citations·2016
The Association between End-of-Life Care and the Time Interval between Provision of a Do-Not-Resuscitate Consent and Death in Cancer Patients in Korea
Sun Kyung Baek, Hye Jung Chang, Ja Min Byun, Jae Joon Han, Dae Seog Heo
SJR Q1Cancer Research and TreatmentOA

Earlier attainment of DNR permission was associated with reduced use of medical intervention. Thus, physicians should discuss death with terminal cancer patients at the earliest practical time to prevent unnecessary and uncomfortable procedures and reduce health care costs.

Public Health, Environmental and Occupational HealthMedicine
3
Article|35 citations·2011
Effect of advanced cancer patients’ awareness of disease status on treatment decisional conflicts and satisfaction during palliative chemotherapy: a Korean prospective cohort study
Sun Kyung Baek, Si-Young Kim, Dae Seog Heo, Young Ho Yun, Myung Kyung Lee
SJR Q1Supportive Care in Cancer
Public Health, Environmental and Occupational HealthMedicine
4
Article|24 citations·2006
Increased ERCC Expression Correlates with Improved Outcome of Patients Treated with Cisplatin as an Adjuvant Therapy for Curatively Resected Gastric Cancer
Sun Kyung Baek, Si-Young Kim, Jae Jin Lee, Yoon Wha Kim, Hwi Joong Yoon, Kyung Sam Cho
SJR Q1Cancer Research and TreatmentOA

PURPOSE: It has been reported that the overexpression of the excision repair cross-complementing 1 (ERCC1) gene, which is essential for the repair of cisplatin (CDDP)-DNA adducts, negatively influences the effectiveness of CDDP-based therapy for primary gastric cancer. We investigated whether the ERCC1 expression was associated with survival for gastric cancer patients in an adjuvant setting. MATERIALS AND METHODS: We retrospectively analyzed 44 patients who were diagnosed with stage II or highe

Molecular BiologyBiochemistry, Genetics and Molecular Biology
5
Article|14 citations·2015
A Korean Nationwide Survey for Breakthrough Cancer Pain in an Inpatient Setting
Sun Kyung Baek, Do Yeun Kim, Seok Yun Kang, Sun Jin Sym, Young Sung Kim, Juneyoung Lee
SJR Q1Cancer Research and TreatmentOA

The prevalence of BTcP was 29% in patients admitted with controlled BCP. Although the patients had well-controlled BCP, BTcP showed association with a lower quality of life in patients with cancer. More medical attention is needed for detection and management of BTcP.

Anesthesiology and Pain MedicineMedicine
6
Article|10 citations·2021
Clinical characteristics and survival of colorectal cancer patients in Korea stratified by age
Sun Kyung Baek, Ji Sung Lee, In Gyu Hwang, Jong Gwang Kim, Tae Won Kim, Seung Kook Sohn, Mi Yeon Kang, Sang‐Cheol Lee
SJR Q2The Korean Journal of Internal MedicineOA

Old patients with CRC show different histology from younger patients. They are more frequently to have colon as primary lesion. They undergo less adjuvant therapy. Further studies and evidence-based guidelines for older patients with CRC are warranted to improve their outcome.

OncologyMedicine
7
Article|9 citations·2021
Significance of descriptive symptoms and signs and clinical parameters as predictors of neuropathic cancer pain
Sun Kyung Baek, Sang Won Shin, Su‐Jin Koh, Jung Han Kim, Hyo Jung Kim, Byoung Yong Shim, Seok Yun Kang, Sang Byung Bae, Hwan‐Jung Yun, Sun Jin Sym, Hye Sook Han, Ha Yeong Gil
SJR Q1PLoS ONEOA

PURPOSE: Evaluation of symptoms and signs for the management of neuropathic cancer pain (NCP) is challenging. This study aimed to identify clinical predictors of NCP and symptoms and signs most relevant of those in Korean patients. METHODS: This nationwide, descriptive, cross-sectional, multicenter, observational study included 2,003 cancer patients aged ≥20 years who reported a visual analog scale (VAS) score ≥1 for pain and provided informed consent for participation. The Douleur Neuropathic (

Anesthesiology and Pain MedicineMedicine
8
Review|7 citations·2012
Second-line chemotherapy for advanced gastric cancer in Korea
Sun Kyung Baek, Siyoung Kim, Jae-Heon Jeong, Kyung San Cho, Hwi‐Joong Yoon
SJR Q1Gastric Cancer
Pulmonary and Respiratory MedicineMedicine
9
Article|7 citations·2021
Preparation and Practice of the Necessary Documents in Hospital for the “Act on Decision of Life-Sustaining Treatment for Patients at the End-of-Life”
Sun Kyung Baek, Hwa Jung Kim, Jung Hye Kwon, Ha Yeon Lee, Young‐Woong Won, Yu Jung Kim, Sujin Baik, Hyewon Ryu
SJR Q1Cancer Research and TreatmentOA

PURPOSE: Six forms relating to decisions on life-sustaining treatment (LST) for patients at the end-of-life (EOL) in hospital are required by the "Act on Decision of LST for Patients at the EOL." We investigated the preparation and creation status of these documents from the database of the National Agency for Management of LST. MATERIALS AND METHODS: We analyzed the contents and details of each document necessary for decisions on LST, and the creation status of forms. We defined patients comple

Public Health, Environmental and Occupational HealthMedicine
10
Review|6 citations·2019
Evaluating the recent developments in palliative chemotherapy for metastatic colorectal cancer
Sun Kyung Baek, Kyu Taek Lee, Sang Byung Bae, Sang‐Cheol Lee
SJR Q2The Korean Journal of Internal MedicineOA

The incidence of colorectal cancer (CRC) has increased. CRC is the third most common cancer and the fourth most common cause of cancer-related deaths in Korea. Palliative chemotherapy can be used to shrink tumors and ease symptoms caused by the cancer when cure is not possible. It is important to identify chemotherapeutic agents that can be used to effectively treat metastatic CRC (mCRC) and thus improve the survival and quality of life of patients with mCRC. This review aimed to evaluate the re

OncologyMedicine
11
Article|5 citations·2020
<p>Lenvatinib-Induced Acute Pancreatitis in a Patient with Metastatic Thyroid Cancer: A Case Report</p>
Hong Jun Kim, Jae Joon Han, Chi Hoon Maeng, Sun Kyung Baek
International Journal of General MedicineOA

Physicians should consider acute pancreatitis as a differential diagnosis for patients complaining of abdominal pain while on lenvatinib, regardless of hyperamylasemia or hyperlipasemia. Systematic collection of data on acute pancreatitis development during lenvatinib treatment should be considered, and further research is warranted to identify the mechanism of acute pancreatitis associated with multi-target tyrosine kinase inhibitors such as lenvatinib.

Endocrinology, Diabetes and MetabolismMedicine
12
Article|4 citations·2013
Noninterventional Observational Study Using High-Dose Controlled-Release Oxycodone (CR Oxycodone) for Cancer Pain Management in Outpatient Clinics
Sun Kyung Baek, Hye Won Shin, Young Jin Choi, Dae Young Zang, Do-Yeun Cho, Hun Mo Ryoo, Jin Ho Baek, Sam Yong Kim, Hong-Suk Song
SJR Q1Pain MedicineOA

PURPOSE: Efficacy, safety, and quality of life (QoL) for patients receiving larger doses of controlled-release oxycodone (CR oxycodone) in outpatient clinics are evaluated. METHODS: The use of high-dose CR oxycodone and adjuvant drugs for pain management, pain intensity, parameters associated with quality of life, and adverse effects in cancer patients treated with high-dose CR oxycodone (≥80 mg/day) was prospectively observed for 8 weeks. Data from 486 cancer patients receiving high-dose CR oxy

Anesthesiology and Pain MedicineMedicine
13
Article|4 citations·2022
Effect of Acupuncture on Delayed Emesis for the Patients Who Received High-Emetogenic Chemotherapy with Standard Antiemetic Prophylaxis (KHMC-HO-01): An Open-Label, Randomized Study
Chi Hoon Maeng, Seunghoon Lee, Jae Joon Han, Hong Jun Kim, Dongwoo Nam, Jun‐Hee Lee, Sun Kyung Baek
Evidence-based Complementary and Alternative MedicineOA

Background: Chemotherapy-induced nausea and vomiting (CINV) is one of the most important issues associated with chemotherapy. The additional or synergistic effect of acupuncture on CINV remains controversial. Methods: Patients were randomized into either the group that received standard antiemetics with acupuncture (Arm A) or standard antiemetics only (Arm C). Acupuncture with manual stimulation was applied at eight predefined points and was started before the first cycle of chemotherapy on the

SurgeryMedicine
14
Article|3 citations·2012
Early Detection of BCR-ABL Fusion Gene of Cerebrospinal Fluid (CSF) by RT-PCR in Relapsed Acute Lymphoblastic Leukemia with Philadelphia Chromosome
Na Eun Jang, Sun Kyung Baek, Jae-Heon Jeong, Si-Young Kim, Hwi‐Joong Yoon, Kyung Sam Cho, Kyung Hwan Jeong, Tae Sung Park
SJR Q3Laboratory MedicineOA

As polymerase chain reaction (PCR) is increasingly applied in clinical medicine, early detection and more accurate diagnosis is possible. Using molecular methods with cerebrospinal fluid (CSF) samples in addition to existing cytological methods is of value even if only occult malignant cells are present. We describe a case of central nervous system (CNS) leukemia in a patient with Philadelphia chromosome–positive acute lymphoblastic leukemia confirmed by reverse transcription PCR (RT-PCR) in a C

Public Health, Environmental and Occupational HealthMedicine
15
Article|2 citations·2024
The Modified S-GRAS Scoring System for Prognosis in Korean with Adrenocortical Carcinoma
Sun Kyung Baek, Seung Hun Lee, Seung Shin Park, Chang Ho Ahn, Sung Hye Kong, Won Woong Kim, Yu-Mi Lee, Su Jin Kim, Dong Eun Song, Tae‐Yon Sung, Kyu Eun Lee, Jung Hee Kim
SJR Q1Endocrinology and MetabolismOA

BACKGRUOUND: Adrenocortical carcinomas (ACCs) are rare tumors with aggressive but varied prognosis. Stage, Grade, Resection status, Age, Symptoms (S-GRAS) score, based on clinical and pathological factors, was found to best stratify the prognosis of European ACC patients. This study assessed the prognostic performance of modified S-GRAS (mS-GRAS) scores including modified grade (mG) by integrating mitotic counts into the Ki67 index (original grade), in Korean ACC patients. METHODS: Patients who

SurgeryMedicine

Research Areas

OncologyPulmonary and Respiratory MedicinePublic Health, Environmental and Occupational HealthAnesthesiology and Pain MedicineMolecular BiologyHematology

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