Since Feb 2026: Associate Consultant, Surgical Oncology, Sringeri Sharada Equitas Hospital, Chennai
May 2025 to Jan 2026- Junior Consultant Surgical Oncology, Apollo Speciality Hospital, Teynampet, Chennai
Jan 2024 to April 2025- Ad Hoc Assistant Professor- Surgical Oncology, at Regional Cancer Centre, Trivandrum
Jan 2020 to Nov 2020- Senior Resident - General Surgery at Mahatma Gandhi Medical College and Research Institute, Puducherry
Field of interest
Colorectal and Peritoneal Surface Malignancies including Cytoreductive Surgery, HIPEC, PIPAC
Breast Oncology and Oncoplastic Breast Surgery
GI and Visceral Malignancies
Head and Neck Malignancies
Thoracic Malignancies
Courses and Certifications
Course in Basic Laparoscopy – JIPMER, 2019
Conference and Certificate Course on Surgical Techniques in Robotic Gastrointestinal Surgery – JIPMER, 2019
2nd Cadaver Course on Local, Regional, Distant Flaps; Brachial Plexus Reconstruction and Introduction to Microvascular Surgery – JIPMER, 20204
National Workshop on Faculty Development Program on Effective Teaching in Clinical Setting: Tips and Tricks – Department of Surgery, MGMCRI, 2020
BCBR (Basic Course in Biomedical Research) – 2023
Publications
Sivacoumarane S, et al. 'Role of Neoadjuvant Chemotherapy in Locally Advanced Carcinoma Stomach: An Analysis of the Short-Term Outcomes.' Cureus. 2022 Apr 7; 14(4). doi: 10.7759/cureus.23936.
Sivacoumarane S, et al. 'Oncological outcomes following Metastasectomy in Colorectal cancer.' European Journal of Surgical Oncology. Volume 50, Issue 2, 107703.
Sivacoumarane, S., Wagh, M.S., Mathew, A.P. et al. Comparison of the Clavien-Dindo Classification and the Comprehensive Complication Index in Assessing Postoperative Complications in Gastrointestinal Malignancies. Indian J Surg Oncol (2025).
Manchikanti, D., Sivacoumarane, S., Krishnamoorthy, A. et al. Isolated Abdominal Wall Recurrences in Colorectal Cancer: A Case Series and Review of Literature. Indian J Surg Oncol (2025).
Sivacoumarane, S., Krishnamoorthy, A., Augustine, P. et al. Neoplasm within Neoplasm—A Rare Case of Breast Carcinoma with Isolated Metastasis to a Uterine Leiomyoma. Indian J Surg Oncol (2025)