Dr. George Chang, MD

• General Surgery

• Colorectal Surgery

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• South Baylo University School Of Oriental Medicine At Los Angeles

  Medical School, 2003

• A National Study of the Use of Asymptomatic Systemic Imaging for Surveillance Following Breast Cancer Treatment, 2018-05-17

• Adequacy of the National Quality Forum's Colon Cancer Adjuvant Chemotherapy Quality Metric: Is 4 Months Soon Enough?, 2014-07-31

• A Systematic Review of Patient Perspectives on Surveillance after Colorectal Cancer Treatment, 2017-06-22

• Preoperative Radiation Therapy with Concurrent Capecitabine, Bevacizumab and Erlotinib for Rectal Cancer: A Phase I Trial, 2013-12-05

• Non-operative management or "watch and wait” for rectal cancer with complete clinical response after neoadjuvant chemoradiotherapy - a critical appraisal., 2017-03-21

• Rectal Cancer Patients Younger Than 50 Years Lack a Survival Benefit From NCCN Guideline-Directed Treatment for Stage II and III Disease, 2018-07-09

• Postoperative chemotherapy use following neoadjuvant chemoradiotherapy for rectal cancer: analysis of Surveillance, Epidemiology, and End Results-Medicare data, 1998-2007, 2014-01-28

• Increasing Disparities in Age-Related Incidence of Colon and Rectal Cancer in the United States, 1975-2010, 2015-11-23

• Imaging Surveillance for Surgically Resected Stage I Non-Small Cell Lung Cancer: Is More Always Better?, 2018-10-24

• Overall Survival in Phase 3 Clinical Trials and the Surveillance, Epidemiology, and End Results Database in Patients With Metastatic Colorectal Cancer, 1986-2016 A Systematic Review Overall Survival in Phase 3 Trials in Patients With Colorectal Cancer, 1986-2016, 2022-05-24

• Metformin use and improved response to therapy in rectal cancer, 2013-02-03

• Association between Adherence to National Comprehensive Cancer Network Treatment Guidelines and Improved Survival in Patients with Colon Cancer, 2012-12-21

• Racial Differences in Survival and Response to Therapy in Patients with Metastatic Colorectal Cancer: A Secondary Analysis of CALGB/SWOG 80405 (Alliance A151931), 2021-08-10

• The comparative effectiveness of decision aids in diverse populations with early stage prostate cancer: a study protocol for a cluster-randomized controlled trial in the NCI Community Oncology Research Program (NCORP), Alliance A191402CD, 2018-08-06

• A proposed staging system and stage-specific interventions for familial adenomatous polyposis, 2016-01-06

• Impact of age and comorbidity on treatment of non-small cell lung cancer recurrence following complete resection: A nationally representative cohort study, 2016-11-09

• Detection of Pathogenic Germline Variants Among Advanced Colorectal Cancer Patients Undergoing Tumor Genomic Profiling For Precision Medicine, 2019-02-14

• Decision Aids for Localized Prostate Cancer in Diverse Minority Men: Primary Outcome Results from a Multi-Centered Cancer Care Delivery Trial (Alliance A191402CD), 2021-12-10

• Association Between Intensity of Post-Treatment Surveillance Testing, Detection of Recurrence, and Survival in Patients with Stage I-III Colorectal Cancer (AFT-02), 2018-05-22

• Definitive Intensity-Modulated Chemoradiation for Anal Squamous Cell Carcinoma: Outcomes and Toxicity of 428 Patients Treated at a Single Institution, 2022-01-28

• Successes and lessons learned in database development for national multi-site cancer care delivery research trials: the Alliance for Clinical Trials in Oncology experience, 2022-08-09

• Magnetic resonance imaging directed surgical decision making for lateral pelvic lymph node dissection in rectal cancer after total neoadjuvant therapy (TNT), 2022-07-15

• Comparative Effectiveness of Primary Tumor Resection in Patients with Stage IV Colon Cancer, 2016-08-01

• Development of an Online Curriculum for Surgeons on the Use of Pelvic MRI in Rectal Cancer and Results of a Pilot Study, 2021-10-27

• Functional Deficits and Symptoms of Long-Term Survivors of Colorectal Cancer Treated by Multimodality Therapy Differ by Age at Diagnosis, 2014-09-12

• Peritoneal Recurrence after Resection for Stage I-III Colorectal Cancer: A Population Analysis, 2022-12-15

• High Rate of Positive Circumferential Resection Margins Following Rectal Cancer Surgery: A Call to Action, 2017-01-13

• Benchmarking Outcomes for Definitive Treatment of Young-Onset, Locally Advanced Rectal Cancer, 2021-10-09

• Assessment of Ileostomy Output Using Telemedicine: A Feasibility Trial, 2021-11-05

• CEA as a blood-based biomarker in anal cancer, 2021-05-25

• More Frequent Surveillance Following Lung Cancer Resection is Not Associated with Improved Survival: A Nationally Representative Cohort Study, 2019-02-08

• The Impact of Ileostomy-Related Complications on the Multidisciplinary Treatment of Rectal Cancer, 2013-10-02

• Number of Lymph Nodes Examined and Prognosis Among Pathologically Lymph Node-Negative Patients After Preoperative Chemoradiation Therapy for Rectal Adenocarcinoma, 2011-02-15

• Oncological outcomes after robotic proctectomy for rectal cancer: analysis of a prospective database, 2017-04-27

• Proteomic features of colorectal cancer identify tumor subtypes independent of oncogenic mutations and independently predict relapse-free survival, 2017-09-21

• Serum exosomal miR-4772-3p is a predictor of tumor recurrence in stage II and III colon cancer, 2016-10-24