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Dr Lee Jung Ah

Dr Lee Jung Ah

MD (Korea), GS Specialist (Korea), PhD (Gen Surg, Korea)

Senior Staff Physician

KK Women's and Children's Hospital

Specialty: Breast Surgery

Sub-specialties: Breast Surgery

Conditions Treated by this Doctor:
Benign Breast Diseases, Breast Cancer .

Clinical Appointments

  • Senior Staff Physician KK Breast Centre KK Women's and Children's HospitalKK Women's and Children's Hospital
  • Clinical Assistant Professor, Duke-NUS Medical School


Dr Lee Jung Ah is a Senior Staff Surgeon of KK Breast Department, KK Women's and Children's Hospital (KKH).

She graduated medical school in Korea and was trained as a General Surgeon in Korea University Hospital. After becoming a General Surgeon, she continued her fellowship in the same hospital, specializing in Breast and Endocrine Surgery.

In 2011, Dr Lee obtained her PhD in General Surgery and started her career as a Breast Surgeon in KKH.


  • MD (Korea) 2004
  • GS Specialist (Korea) 2008
  • PhD (Gen Surg, Korea) 2011

Professional Appointments and Committee Memberships

  • Senior Staff Physician, Department of Breast Surgery, KKH 2018 – Present
  • Clinical Assistant Professor, Duke-NUS Medical School 2021
  • Adjunct Instructor, Duke- NUS Medical School 2020 - 2021
  • Staff Physician, Department of Breast Surgery, KKH 2013 - 2018
  • Senior Staff Registrar, Department of Breast Surgery, KKH 2011 - 2013
  • Clinical Instructor, Department of General Surgery, Korea University Hospital 2009 – 2011


  • Singapore Health Quality Service Award Gold, 2017
  • Singapore Health Quality Service Award Silver, 2014
  • Service From The Heart, 2012
  • 2010 AACR Translational Research Scholars scholarship supported by Susan G. Komen for the Cure®, USA
  • 2008 The Best Presentation Roche Award, South Korea

Research Interests


  • Predictive Factors and Survival Rate for Brain Metastasis from Breast Cancer, JA Lee, JW Bae, SU Woo, JB Lee, BW Koo, Journal of Breast Cancer. June 2008; 11(2): 71-76
  • The Clinical Significance of Minimal Extrathyroid Extension in Patients with Papillary Thyroid Microcarcinoma, JB Lee, HY Kim, SW Woo, WS Ryu, JA Lee, GS Son, JW Bae, YM Lee, Korean Journal of Endocrine Surgery. Dec 2008; 8(4): 243-249
  • A Single Surgeon’s Learning Curve and Experience on Endoscopic and Robotic Thyroid Surgery Using Bilateral Axillo-Breast Approach, JA Lee, HY Kim, SU Woo, GS Son, ES Lee, JB Lee, JW Bae, Korean Journal of Laparoscopic Surgery. April 2009; 82-82
  • A Study Regarding Predictive Factors for Malignancy of Papillary Lesions on Core needle Biopsy of the Breast, MH Ha, JA Lee, SG Lee, GS Son, ES Lee, JW Bae, Journal of Breast Cancer. Dec 2010; 13(4): 398-402
  • Correlation between COX-2 expression and hormone receptors in invasive ductal breast cancer, JA Lee, JW Bae, SU Woo, H Kim, CH Kim, Journal of the Korean Surgical Society. Mar 2010; 78(3): 140-148
  • Triple negative breast cancer in Korea-distinct biology with different impact of prognostic factors on survival, JA Lee, KI Kim, JW Bae, YH Jung, H An, ES Lee, Breast cancer research and treatment. Aug 2010; 123(1): 177-187
  • Prognostic implications of microRNA-21 overexpression in invasive ductal carcinomas of the breast, JA Lee, HY Lee, ES Lee, I Kim, JW Bae, Journal of Breast Cancer. Dec 2011; 14(4): 269-275
  • D2-40, podoplanin, and CD31 as a prognostic predictor in invasive ductal carcinomas of the breast, JA Lee, JW Bae, SU Woo, H Kim, CH Kim, Journal of breast cancer. June 2011; 14(2): 104-111
  • Brain-derived neurotrophic factor genetic polymorphism (rs6265) is protective against chemotherapy-associated cognitive impairment in patients with early stage breast cancer, Terence Ng, Shu Mei Teo, Hui Ling Yeo, Maung Shwe, Yan Xiang Gan, Yin Ting Cheung, Koon Mian Foo, Mooi Tai Cham, Jung Ah Lee, Yee Pin Tan, Gilbert Fan, Wei Sean Yong, Madhukumar Preetha, Wei-Jen Kiley Loh, Si-Lin Koo, Amit Jain, Guek Eng Lee, Mabel Wong, Rebecca Dent, Yoon Sim Yap, Raymond Ng, Chiea Chuen Khor, Han Kiat Ho, Alexandre Chan, Neuro-oncology. Aug 2015; 18(2): 244-251
  • Outcome after neoadjuvant chemotherapy in Asian breast cancer patients, Li Yan Lim, Hui Miao, Joline SJ Lim, Soo Chin Lee, Nirmala Bhoo‐Pathy, Cheng Har Yip, Nur Aishah Taib, Patrick Chan, Ern Yu Tan, Swee Ho Lim, Geok Hoon Lim, Evan Woo, Yia Swam Tan, Jung Ah Lee, Mabel Wong, Puay Hoon Tan, Kong Wee Ong, Fuh Yong Wong, Yoon Sim Yap, Mikael Hartman, Cancer medicine. Jan 2017; 6(1): 173-185
  • Incidence and prognosis of non-metastatic triple negative breast cancer (TNBC) among different races in Southeast Asia, VS Alcantara, GH Lim, SH Lim, R Sultana, JA Lee, Journal of Surgical Oncology. April 2017; 115(5): 523-537

Research Trials