Cortina Research Laboratory
Hub for Collaborative Medicine
Mission Statement
Our mission is to improve patient outcomes and healthcare delivery by generating evidence-based advances in high-quality patient-centered care.
Chandler S. Cortina, MD
Associate Professor, Division of Surgical Oncology
ccortina@mcw.edu
Research Summary
Our group focuses on improving patient outcomes and healthcare delivery through innovative health services and clinical outcomes research. Through multidisciplinary collaboration, we generate actionable evidence to advance the quality, accessibility, and equity of healthcare systems. Our work aims to identify opportunities to improve care delivery, inform clinical practice, and ultimately enhance outcomes for patients and health systems.
Research Focus Areas
Breast Surgical Outcomes Research
Our multidisciplinary team conducts impactful breast health research focused on surgical outcomes, health equity, healthcare delivery, and patient experiences, while fostering the development of future academic clinicians and researchers through mentorship and training.
Learn about Breast Surgical Outcomes Research
Sexual Minority Groups (SMG) Health Research
This research collaborative seeks to advance sexual minority groups health research through multidisciplinary collaboration, patient engagement, and training opportunities that support future researchers and improve health outcomes.
Funding Support
- NIH National Cancer Institute (NCI) R03
- NIH National Cancer Institute (NCI) K08
- Advancing a Healthier Wisconsin (AHW) Momentum Award
- Advancing a Healthier Wisconsin (AHW) Milestone Award
- Patient Centered Outcomes Research Institute (PCORI)
Join Our Lab
Please contact us if you are a medical student, resident, fellow, faculty, postdoctoral researcher, or graduate student interested in pursuing research within our lab.
Lab Members
Chandler S. Cortina, MD, MS, FSSO, FACS
Associate Professor
Krissa Packard, MS, ACRP-CP, CRA
Research Program Director
Elizabeth (Beth) Jeanes, MS, CCRP
Clinical Research Coordinator III
Mariya Reztsova, MD
Drexel University College of Medicine
Lisha Chen
Medical Student
Lauren Cohen
Medical Student
Recent Publications
-
(Conroy MM, Gaur KS, Rein LE, Szabo A, Walker J, Cobb A, Cortina CS, Kong AL.) Ann Surg Oncol. 2026 Sep 17 PMID: 42753065 09/17/2026
-
(Conroy MM, Cortina CS, Kong AL.) Ann Surg Oncol. 2026 Sep 14 PMID: 42736420 SCOPUS ID: 2-s2.0-105050638015 09/15/2026
-
Long-Term Outcomes of a Statewide Initiative to Reduce Margin Re-Excisions After Lumpectomy.
(Cortina CS, Yang Q, Cartmill R, Zhu P, Hanlon BM, Pung D, Pavuluri Quamme SR, Lawson E, Weber JJ, Lautner MA, Kong AL, Schumacher J.) JAMA Surg. 2026 Sep 02 PMID: 42684690 PMCID: PMC13539435 SCOPUS ID: 2-s2.0-105049571163 09/03/2026
-
Characterizing Active Statewide Surgical Quality Collaboratives Across the United States.
(Chen L, Baskin AS, Dossett LA, Cortina CS.) Ann Surg Open. 2026 Sep;7(3):e707 PMID: 42775312 PMCID: PMC13596941 09/23/2026
-
(Conroy MM, Gaur KS, Rein LE, Szabo A, Walker J, Cobb A, Cortina CS, Kong AL.) Ann Surg Oncol. 2026 Aug 22 PMID: 42632876 SCOPUS ID: 2-s2.0-105047935528 08/23/2026
-
Assessing Time to Surgery in Asian Women With Breast Cancer: A National Cancer Database Analysis.
(Gaur KS, Conroy MM, Rein LE, Szabo A, Walker J, Cobb A, Cortina CS, Kong AL.) J Surg Oncol. 2026 Aug 10 PMID: 42574586 SCOPUS ID: 2-s2.0-105046906771 08/10/2026
-
ASO Author Reflections: Artificial Intelligence in the Scientific Merit Review Process.
(Cohen LN, Seibert D, Kothari AN, Cortina CS.) Ann Surg Oncol. 2026 Jul 30 PMID: 42530842 07/30/2026
-
(Cohen LN, Seibert D, Kosten T, Wolfrath N, Al-Hilli Z, Kantor O, Singh P, Teshome M, Blair S, Hieken TJ, Wilke LG, Kothari A, Cortina CS.) Ann Surg Oncol. 2026 Jul 15 PMID: 42458167 07/16/2026
-
Expanding Eligibility for Targeted Axillary Dissection.
(Cortina CS, Hieken TJ.) Ann Surg Oncol. 2026 Jul 06 PMID: 42406217 PMCID: PMC13401757 07/06/2026
-
Characteristics of Gender-Diverse Patients With Breast Cancer.
(Cortina CS, Brazauskas R, Flanagan MR, Dill ED, Joseph KP, Trifonov A, Mukhtar RA, Kim EA, Kantor O, Barmettler G, Rezak KM, Rosenberger LH, Jordan SW, Perez MM, Jimenez RB, Smart AC, Kopkash KA, Hughes TM, Walker JC, Lautner MA, Siegel EL, Brabender DE, Al-Hilli Z, Cassidy MR, Weiss A, McCaffrey RL, Lee MC, Kaoutzanis C, Nguyen KN, Son JD, Williams AD, Madrigrano A, McLaughlin SA, Petroll AE, Stolley M.) JAMA Netw Open. 2026 Jul 01;9(7):e2624824 PMID: 42490110 PMCID: PMC13397088 SCOPUS ID: 2-s2.0-105045912460 07/23/2026