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Employment (1)

Seoul St. Mary's Hospital: Seoul, Korea, KR

2019-02-01 to present (Surgery)
Employment
Source: Self-asserted source
Chang Ik Yoon

Education and qualifications (1)

Yonsei University College of Medicine: Seodaemun-gu, Seoul, KR

Master (Surgery)
Education
Source: Self-asserted source
Chang Ik Yoon

Professional activities (4)

Korean Surgical Society: Jung-gu, Seoul, KR

(Surgery)
Service
Source: Self-asserted source
Chang Ik Yoon

Korean Medical Association: Yongsan-gu, Seoul, KR

(Surgery)
Service
Source: Self-asserted source
Chang Ik Yoon

Korean Cancer Association: Seoul, KR

(Surgery)
Service
Source: Self-asserted source
Chang Ik Yoon

Korean Breast Cancer Society: Seoul, KR

(Surgery)
Membership
Source: Self-asserted source
Chang Ik Yoon

Works (31)

Characteristics and Prognosis of Breast Cancer Patients With Prior Hormone Replacement Therapy: Insights From the Korean Breast Cancer Society Registry

Journal of Breast Cancer
2024 | Journal article
DOI: 10.4048/jbc.2024.0186
Contributors: Chai Won Kim; Yongsik Jung; Joon Jeong; Hee Jeong Kim; Jung Eun Choi; Young Jin Suh; Ku Sang Kim; Woo Chan Park; Chang Ik Yoon; Young Joo Lee et al.
Source: check_circle
Crossref

Prediction of Cardiac Toxicity by Measurement of Coronary Artery Calcium Scoring Method Using Chest Computed Tomography in Early Breast Cancer Patients Treated with Trastuzumab

Breast Care
2023 | Journal article
DOI: 10.1159/000527683
Contributors: Chang Ik Yoon; Suyon Chang; Jeaneum Park; Dooreh Kim; Young Joo Lee; Soo Youn Bae; Woo-Chan Park
Source: check_circle
Crossref

Risk of Secondary Cancer after Adjuvant Tamoxifen Treatment for Ductal Carcinoma In Situ: A Nationwide Cohort Study in South Korea

Diagnostics
2023-02-20 | Journal article
DOI: 10.3390/diagnostics13040792
Contributors: Dooreh Kim; Jooyoung Oh; Jeong-Ho Seok; Hye Sun Lee; Soyoung Jeon; Chang Ik Yoon
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Avoiding unnecessary intraoperative sentinel lymph node frozen section biopsy of patients with early breast cancer

Annals of Surgical Treatment and Research
2022 | Journal article
DOI: 10.4174/astr.2022.102.5.241
Contributors: Jongwon Kang; Tae-Kyung Yoo; Ahwon Lee; Jun Kang; Chang Ik Yoon; Bong Joo Kang; Sung Hun Kim; Woo Chan Park
Source: check_circle
Crossref

Low incidence of lymph node metastasis in patients with microinvasive breast cancer: a Korean nationwide study

Annals of Surgical Treatment and Research
2022 | Journal article
DOI: 10.4174/astr.2022.102.6.306
Contributors: Pill Sun Paik; Nam Sun Paik; Eun Sook Lee; Jung Eun Choi; Joon Jeong; Hyun Jo Youn; Chang Ik Yoon; Soo Youn Bae; Tae-Kyung Yoo
Source: check_circle
Crossref

The Radiological Response Rate Pattern Is Associated With Recurrence Free Survival in Breast Cancer Patients Undergoing Neoadjuvant Chemotherapy

Journal of Breast Cancer
2022 | Journal article
DOI: 10.4048/jbc.2022.25.e19
Contributors: Juneyoung Ahn; Woo-Chan Park; Chang Ik Yoon; Pill Sun Paik; Min Kyung Cho; Tae-Kyung Yoo
Source: check_circle
Crossref

Residual Tumor Patterns of Breast Cancer on MRI after Neo-Adjuvant Chemotherapy: Impact on Clinicopathologic Factors and Prognosis

Diagnostics
2022-09-23 | Journal article
DOI: 10.3390/diagnostics12102294
Contributors: Yoon Jin Cha; Na Lae Eun; Dooreh Kim; Soong June Bae; Sung Gwe Ahn; Joon Jeong; Woo-Chan Park; Yangkyu Lee; Chang Ik Yoon
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

RT-induced dynamic changes in the lymphocyte-to-monocyte ratio in patients with breast cancer indicate poor prognosis.

Breast cancer research and treatment
2022-04-15 | Journal article
DOI: 10.1007/s10549-022-06601-8
PMID: 35426542
Source: Self-asserted source
Chang Ik Yoon

Analysis of risk factors associated with survival in human epidermal growth factor receptor 2-positive ductal carcinoma in situ using Korean Breast Cancer Society Database

Annals of Surgical Treatment and Research
2021 | Journal article
DOI: 10.4174/astr.2021.101.6.315
Contributors: Sol Ji Ahn; Chang Ik Yoon; Pill Sun Paik; Tae-Kyung Yoo; Namsun Park; Eun Sook Lee; Jung Eun Choi; Joon Jeong; Hyun Jo Youn; Woo-Chan Park
Source: check_circle
Crossref

Clinical Features of Breast Cancer in South Korean Patients with Germline TP53 Gene Mutations

Journal of Breast Cancer
2021 | Journal article
DOI: 10.4048/jbc.2021.24.e16
Part of ISSN: 1738-6756
Part of ISSN: 2092-9900
Source: Self-asserted source
Chang Ik Yoon
grade
Preferred source (of 3)‎

Metastasis Risk Assessment Using BAG2 Expression by Cancer-Associated Fibroblast and Tumor Cells in Patients with Breast Cancer.

Cancers
2021-09-16 | Journal article
DOI: 10.3390/cancers13184654
PMID: 34572878
PMC: PMC8470501
Source: Self-asserted source
Chang Ik Yoon

The association between the expression of nuclear Yes-associated protein 1 (YAP1) and p53 protein expression profile in breast cancer patients

PLOS ONE
2021-05-10 | Journal article
DOI: 10.1371/journal.pone.0250986
Part of ISSN: 1932-6203
Source: Self-asserted source
Chang Ik Yoon

High Nuclear Expression of Yes-Associated Protein 1 Correlates With Metastasis in Patients With Breast Cancer

Frontiers in Oncology
2021-02-25 | Journal article
DOI: 10.3389/fonc.2021.609743
Part of ISSN: 2234-943X
Source: Self-asserted source
Chang Ik Yoon

Prognostic value of neutrophil-to-lymphocyte ratio in human epidermal growth factor receptor 2-negative breast cancer patients who received neoadjuvant chemotherapy.

Scientific reports
2020-08-04 | Journal article
DOI: 10.1038/s41598-020-69965-1
PMID: 32753659
PMC: PMC7403312
Source: Self-asserted source
Chang Ik Yoon

Radiotherapy-Induced High Neutrophil-to-Lymphocyte Ratio is a Negative Prognostic Factor in Patients with Breast Cancer

Cancers
2020-07-14 | Journal article
DOI: 10.3390/cancers12071896
Contributors: Chang Ik Yoon; Dooreh Kim; Sung Gwe Ahn; Soong June Bae; Chihwan Cha; Soeun Park; Seho Park; Seung Il Kim; Hye Sun Lee; Ju Young Park et al.
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Comparison of complications according to incision types in nipple-sparing mastectomy and immediate reconstruction.

Breast (Edinburgh, Scotland)
2020-07-03 | Journal article
DOI: 10.1016/j.breast.2020.06.009
PMID: 32653836
PMC: PMC7375566
Source: Self-asserted source
Chang Ik Yoon

Repeat Sentinel Lymph Node Biopsy for Ipsilateral Breast Tumor Recurrence After Breast Conserving Surgery With Sentinel Lymph Node Biopsy: Pooled Analysis Using Data From a Systematic Review and Two Institutions

Frontiers in oncology
2020-01-01 | Journal article
PMC: PMC7538804
Source: Self-asserted source
Chang Ik Yoon

Measuring Tumor Extent Based on Subtypes Using Magnetic Resonance Imaging: Radiologic-Pathologic Discordance and High Positive Margin Rates in Breast Cancer

Journal of Breast Cancer
2019 | Journal article
DOI: 10.4048/jbc.2019.22.e36
Part of ISSN: 1738-6756
Part of ISSN: 2092-9900
Source: Self-asserted source
Chang Ik Yoon
grade
Preferred source (of 2)‎

A nomogram constructed using intraoperative ex vivo shear-wave elastography precisely predicts metastasis of sentinel lymph nodes in breast cancer.

European radiology
2019-11-06 | Journal article
DOI: 10.1007/s00330-019-06473-5
PMID: 31696293
PMC: PMC6957551
Source: Self-asserted source
Chang Ik Yoon

Local Treatment in Addition to Endocrine Therapy in Hormone Receptor-Positive and HER2-Negative Oligometastatic Breast Cancer Patients: A Retrospective Multicenter Analysis.

Breast care (Basel, Switzerland)
2019-10-29 | Journal article
DOI: 10.1159/000503847
PMID: 32982652
Source: Self-asserted source
Chang Ik Yoon

Associations between absolute neutrophil count and lymphocyte-predominant breast cancer.

Breast (Edinburgh, Scotland)
2019-10-03 | Journal article
DOI: 10.1016/j.breast.2019.09.013
PMID: 31607527
PMC: PMC7375640
Source: Self-asserted source
Chang Ik Yoon

High A20 expression negatively impacts survival in patients with breast cancer.

PloS one
2019-08-26 | Journal article
DOI: 10.1371/journal.pone.0221721
PMID: 31449546
PMC: PMC6709902
Source: Self-asserted source
Chang Ik Yoon

Low PR in ER(+)/HER2(-) breast cancer: high rates of TP53 mutation and high SUV.

Endocrine-related cancer
2019-02-01 | Journal article
DOI: 10.1530/erc-18-0281
PMID: 30407916
PMC: PMC6347277
Source: Self-asserted source
Chang Ik Yoon

Immediate Breast Reconstruction Does Not Have a Clinically Significant Impact on Adjuvant Treatment Delay and Subsequent Survival Outcomes.

Journal of breast cancer
2019-01-22 | Journal article
DOI: 10.4048/jbc.2019.22.e7
PMID: 30941238
PMC: PMC6438834
Source: Self-asserted source
Chang Ik Yoon

A phase II study investigating the acute toxicity of targeted intraoperative radiotherapy as tumor-bed boost plus whole breast irradiation after breast-conserving surgery in Korean patients.

Breast cancer research and treatment
2018-11-22 | Journal article
DOI: 10.1007/s10549-018-5038-x
PMID: 30467660
Source: Self-asserted source
Chang Ik Yoon

Comparison of tumor-infiltrating lymphocytes of breast cancer in core needle biopsies and resected specimens: a retrospective analysis.

Breast cancer research and treatment
2018-06-05 | Journal article
DOI: 10.1007/s10549-018-4842-7
PMID: 29869774
Source: Self-asserted source
Chang Ik Yoon

Chemosensitivity to doxorubicin of ER-positive/HER2-negative breast cancers with high 21-gene recurrence score: A study based on in vitro chemoresponse assay.

PloS one
2017-11-08 | Journal article
DOI: 10.1371/journal.pone.0187679
PMID: 29117208
PMC: PMC5695596
Source: Self-asserted source
Chang Ik Yoon

Comparison of patients with small (≤2 cm) breast cancer according to adherence to breast screening program.

PloS one
2017-11-02 | Journal article
DOI: 10.1371/journal.pone.0186988
PMID: 29095835
PMC: PMC5667799
Source: Self-asserted source
Chang Ik Yoon

Pylorus- and spleen-preserving total pancreatoduodenectomy with resection of both whole splenic vessels: feasibility and laparoscopic application to intraductal papillary mucin-producing tumors of the pancreas.

Surgical endoscopy
2012-01-12 | Journal article
DOI: 10.1007/s00464-011-2113-3
PMID: 22237756
Source: Self-asserted source
Chang Ik Yoon

Early experience with diagnosis and management of eroded gastric bands.

Journal of the Korean Surgical Society
2011-12-27 | Journal article
DOI: 10.4174/jkss.2012.82.1.18
PMID: 22324042
PMC: PMC3268139
Source: Self-asserted source
Chang Ik Yoon

Laparoscopic distal pancreatectomy with division of the pancreatic neck for benign and borderline malignant tumor in the proximal body of the pancreas.

Journal of laparoendoscopic & advanced surgical techniques. Part A
2010-09-01 | Journal article
DOI: 10.1089/lap.2009.0348
PMID: 20629517
Source: Self-asserted source
Chang Ik Yoon

Peer review (3 reviews for 2 publications/grants)

Review activity for International journal of radiation oncology, biology, physics. (1)
Review activity for PloS one. (2)
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