Sigita Cahoon, MD, MPH

Assistant Professor of Clinical Obstetrics & Gynecology

Co-Director of Labor & Delivery

Well-being Director, Department of Obstetrics & Gynecology

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Dr. Cahoon received her BA in Biology at Boston University and her MD from the University of Miami. She completed her residency in Obstetrics and Gynecology at LAC+USC Medical Center, followed by a fellowship in Global Women’s Health at LAC+USC, while also completing her MPH through USC. She is Board Certified in her specialty and is a Fellow of the American Congress of Obstetricians and Gynecologists.

As Assistant Professor of Clinical Obstetrics & Gynecology, Dr. Cahoon is dedicated to educating residents and medical students on labor and delivery, in the operating room, and in the clinic. She also coordinates reproductive health education for pre-clinical medical students. Dr. Cahoon’s research interests focus on addressing social determinants of health and reproductive health disparities, including healthcare delivery for incarcerated women. She also has a strong interest in global health, and has worked on cervical cancer prevention, contraception, and prenatal care delivery in low-resource settings, and has conducted projects in Uganda, Panama, Haiti, and Nepal, as well as Los Angeles.


  • Uptake of postplacental intrauterine device placement at cesarean delivery AJOG Glob Rep. 2023 Feb; 3(1):100157. . View in PubMed
  • Metastatic extent-specific prognosis of women with stage IVB cervical cancer: multiple versus single distant organ involvement Arch Gynecol Obstet. 2023 02; 307(2):533-540. . View in PubMed
  • Trends, Characteristics, and Maternal Morbidity Associated With Unhoused Status in Pregnancy JAMA Netw Open. 2023 07 03; 6(7):e2326352. . View in PubMed
  • Endometrial cancer arising in adenomyosis versus endometrial cancer coexisting with adenomyosis: are these two different entities? Arch Gynecol Obstet. 2017 Jun; 295(6):1459-1468.. View in PubMed
  • Association of Low-Dose Aspirin and Survival of Women With Endometrial Cancer Obstet Gynecol. 2016 Jul; 128(1):127-137. . View in PubMed
  • Surgical menopause and increased risk of nonalcoholic fatty liver disease in endometrial cancer Menopause. 2016 Feb; 23(2):189-96. . View in PubMed
  • Weight Change Pattern and Survival Outcome of Women with Endometrial Cancer Ann Surg Oncol. 2016 09; 23(9):2988-97. . View in PubMed
  • Contributing factors for menopausal symptoms after surgical staging for endometrial cancer Menopause. 2016 05; 23(5):535-43. . View in PubMed
  • Significance of adenomyosis on tumor progression and survival outcome of endometrial cancer Ann Surg Oncol. 2014 Dec; 21(13):4246-55. . View in PubMed
  • Feto-maternal outcomes of pregnancy complicated by ovarian malignant germ cell tumor: a systematic review of literature Eur J Obstet Gynecol Reprod Biol. 2014 Oct; 181:145-56. . View in PubMed