Gautam Malhotra

Assistant Professor

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Dr. Malhotra is a board certified Hepatobiliary and Pancreatic Surgical Oncologist. He is a California native, who completed his undergraduate and masters work at the University of California at Berkeley before moving to the Midwest to complete his MD, PhD, and general surgery training at the University of Nebraska Medical Center. He returned to California and completed his subspecialty training in Complex Surgical Oncology at the City of Hope Cancer Center and was recruited to Keck to provide the latest in surgical care for cancer patients.

Dr. Malhotra has a special interest and expertise in minimally invasive techniques including laparoscopic and robotic surgery. He is also engaged in innovative research with a focus on early detection of pancreatic cancer and novel treatments for colorectal liver metastasis. Dr. Malhotra has presented his work and national and international conferences and has won numerous awards for his research and clinical excellence.


  • Defining MRI Superiority over CT for Colorectal and Neuroendocrine Liver Metastases Cancers (Basel). 2023 Oct 23; 15(20). . View in PubMed
  • Tumor extent impacts survival benefit in minimally invasive colectomy for T4 colon cancer: A propensity matched national cohort analysis J Surg Oncol. 2023 Mar; 127(4):657-667. . View in PubMed
  • The Atlantic divide: contrasting surgical robotics training in the USA, UK and Ireland J Robot Surg. 2023 Feb; 17(1):117-123. . View in PubMed
  • Sternal fixation for isolated traumatic sternal fractures improves pain and upper extremity range of motion Eur J Trauma Emerg Surg. 2022 Feb; 48(1):225-230. . View in PubMed
  • Salvage regional therapy using hepatic artery infusion pump in unresectable chemotherapy resistant colorectal liver metastases Am J Surg. 2022 06; 223(6):1151-1156. . View in PubMed
  • Emotional Distress and Financial Toxicity in Younger Adult Patients Undergoing Oncologic Surgery Ann Surg. 2022 10 01; 276(4):694-700. . View in PubMed
  • PIPAC for the Treatment of Gynecologic and Gastrointestinal Peritoneal Metastases: Technical and Logistic Considerations of a Phase 1 Trial Ann Surg Oncol. 2022 Jan; 29(1):175-185. . View in PubMed
  • Pandemic Operating Room Supply Shortage and Surgical Site Infection: Considerations as We Emerge from the Coronavirus Disease 2019 Pandemic J Am Coll Surg. 2022 04 01; 234(4):571-578. . View in PubMed
  • Intrahepatic Cholangiocarcinoma: Rising Burden and Glaring Disparities Ann Surg Oncol. 2019 Jul; 26(7):1979-1980. . View in PubMed
  • Managing Squamous Cell Esophageal Cancer Surg Clin North Am. 2019 Jun; 99(3):529-541. . View in PubMed
  • Global Curriculum in Research Literacy for the Surgical Oncologist Ann Surg Oncol. 2018 Mar; 25(3):604-616. . View in PubMed
  • Global curriculum in research literacy for the surgical oncologist Eur J Surg Oncol. 2018 Jan; 44(1):31-42. . View in PubMed
  • Neoadjuvant treatment of pancreatic adenocarcinoma: a systematic review and meta-analysis of 5520 patients World J Surg Oncol. 2017 Oct 10; 15(1):183. . View in PubMed
  • Global trends in esophageal cancer J Surg Oncol. 2017 Apr; 115(5):564-579. . View in PubMed
  • The role of Sox9 in mouse mammary gland development and maintenance of mammary stem and luminal progenitor cells BMC Dev Biol. 2014 Dec 20; 14:47. . View in PubMed
  • Absence of mannose-binding lectin in a female with relapsing-remitting multiple sclerosis Isr Med Assoc J. 2012 May; 14(5):333-4. . View in PubMed
  • Derivation of myoepithelial progenitor cells from bipotent mammary stem/progenitor cells PLoS One. 2012; 7(4):e35338. . View in PubMed
  • A block in lineage differentiation of immortal human mammary stem / progenitor cells by ectopically-expressed oncogenes J Carcinog. 2011; 10:39. . View in PubMed
  • Shared signaling pathways in normal and breast cancer stem cells J Carcinog. 2011; 10:38. . View in PubMed
  • Breast cancer subtypes: two decades of journey from cell culture to patients Adv Exp Med Biol. 2011; 720:135-44. . View in PubMed
  • Histological, molecular and functional subtypes of breast cancers Cancer Biol Ther. 2010 Nov 15; 10(10):955-60. . View in PubMed
  • Telomerase-immortalized human mammary stem/progenitor cells with ability to self-renew and differentiate Proc Natl Acad Sci U S A. 2010 Aug 10; 107(32):14146-51. . View in PubMed
  • Actions and comparative efficacy of phosphatidylcholine formulation and isolated sodium deoxycholate for different cell types Aesthetic Plast Surg. 2009 May; 33(3):346-52. . View in PubMed
  • Median cleft of the upper lip Acta Chir Plast. 1994; 36(2):35-7. . View in PubMed
  • Goldenhar’s syndrome–a case report Acta Chir Plast. 1994; 36(4):111-3. . View in PubMed
  • Multiple fractures following camel bite of the face (a case report) Acta Chir Plast. 1994; 36(3):85-8. . View in PubMed
  • Vulvar malformation–a case report Acta Chir Plast. 1994; 36(1):24-5. . View in PubMed