Dr. Vishvak Chanthar K.M.M.

MS, DNB, M.Ch (Endocrine and Breast Surgery), FMAS, MNAMS

Chief of Breast Surgical Oncology
Department of Surgical Oncology

Book an Appointment

Rajiv Gandhi Cancer Institute, Sector - 5, Rohini, Delhi - 110 085

About

Dr. Vishvak Chanthar is a distinguished Endocrine and Breast Surgeon renowned for his expertise in comprehensive Breast cancer care as well as Endocrine surgeries. With a solid background in endocrine (thyroid, parathyroid, adrenal, endocrine pancreas) surgery, breast surgery, and clinical research, he brings a wealth of experience to his practice.

Specializing in Endocrine and Breast Surgery, Dr. Vishvak Chanthar is highly proficient in thyroid, parathyroid, endocrine pancreas, adrenal surgeries, mastectomy, breast conservation, Oncoplastic breast reconstruction, risk reduction breast surgery, sentinel lymph node biopsy, and microwave ablation of thyroid and breast lesions. His professional journey includes significant roles at Sanjay Gandhi Postgraduate Institute of Medical Sciences, Lucknow, where he served as an assistant professor in the Department of Endocrine and Breast Surgery, focusing on endocrine procedures, mastectomies, Oncoplastic breast conservation techniques, and breast reconstruction. He has further honed his skills through experiences at the breast unit in Guys and St Thomas NHS Foundation Hospital in London, United Kingdom and at the Minimal Invasive Endocrine Division of Police General Hospital in Bangkok, Thailand.

Dr. Vishvak’s academic achievements are noteworthy, marked by numerous accolades and awards. Actively engaged with esteemed international and national surgical societies, he has contributed significantly to the field’s literature. Moreover, he is a seasoned educator, mentoring undergraduates, postgraduates, MCh, and DNB trainees specializing in Endocrine and Breast Surgery. He has served as faculty in various prestigious breast and endocrine surgery conferences, workshops, and masterclasses.

Currently, Dr. Vishvak Chanthar serves as the Chief of Breast Surgical Oncology (Onco Breast Surgery Unit) in the department of Surgical Oncology at the Rajiv Gandhi Cancer Institute and Research Centre, Delhi, where he continues to provide exceptional care and expertise in his field.

Specialized Areas

Comprehensive breast cancer care:

– Modified radical mastectomy
– Skin / Nipple sparing mastectomy
– Breast conservation surgery
– Oncoplastic breast reconstruction
– Sentinel lymph node biopsies in breast cancer
– Vacuum assisted biopsies in breast tumors
– Microwave ablation of benign breast lesions
– Totally Implantable Vascular Access Device (TIVAD) / Chemoport placement

Comprehensive Endocrine Surgery:

– Conventional open thyroid and parathyroid surgeries
– Minimal access (Robotic/Endoscopic) thyroid and parathyroid surgery
– Safe yet complete/radical thyroid surgery for cervical and retrosternal goitres, and cancers
– Microwave ablation of thyroid nodules
– Laparoscopic adrenal, pancreatic surgery
– Thoracoscopic Thymectomy for myasthenia gravis

Educational Background

International Fellow in Minimally Invasive Surgery Division focusing on Trans Oral Endoscopic Thyroidectomy Vestibular Approach (TOETVA) and Ultrasound Guided Percutaneous Microwave Ablation of Thyroid Nodule, at Police General Hospital, Bangkok, Thailand
Honorary clinical observership at Breast unit in Guys and St Thomas NHS Foundation Trust, London, United Kingdom
Fellow Minimal Access Surgery, Association of Minimal Access Surgeons of India
M.Ch.(Endocrine Surgery), Sanjay Gandhi Postgraduate Institute of Medical Sciences, Lucknow, India
DNB (General Surgery), National Board of Examination, New Delhi, India
MS (General Surgery), Coimbatore Medical College, Coimbatore, India
MBBS, Madurai Medical College, Madurai, India

Experience

November 2023 onwards: Consultant, Department of Surgical Oncology, Rajiv Gandhi Cancer Institute and Research Centre, Rohini, Delhi, India
2021-2023: Assistant Professor in Department of Endocrine and Breast Surgery, Sanjay Gandhi Postgraduate Institute of Medical Sciences, Lucknow, India
2018-2021: Senior Resident (M.Ch) in Department of Endocrine and Breast Surgery, Sanjay Gandhi Postgraduate Institute of Medical Sciences, Lucknow, India
2017-2018: Senior Assistant Professor in Institute of General Surgery, Madras Medical College, Chennai, India
2015-2017: Assistant Professor in Institute of General Surgery, Madras Medical College, Chennai, India
2014-2015: Senior Resident in Department of General Surgery, Government Thiruvannamalai Medical College and Hospital, Thiruvannamalai, India
2011-14: Junior Resident in Department of General Surgery, Coimbatore Medical College, Coimbatore, India

Professional Journey

Achievements

First and the only surgeon in India to receive Dr. Selwyn Taylor award (Dr. Selwyn Taylor was the first president of the International Association of Endocrine Surgeons), the most prestigious award for Endocrine Surgeons across the world for the outstanding research contribution in the field of Endocrine Surgery
First surgeon in India to receive Dr.Fujimoto first prize for the outstanding research work in the field of Endocrine Surgery
Best outgoing student in the postgraduate (General Surgery) training, Coimbatore Medical College, Coimbatore, India

Awards

Best Video Presentation – Annual Conference of Association of Rural Surgeons of India (ASRI 2023) Theme:“Bench to Bedside Mastology”, 05 May 2023, SGPGI, Lucknow, India
Second Prize in the Paper Presentation, 6thAnnual Conference of the Asian Society of Mastology, November 2022, Jaipur, India
Selwyn Taylor Award for Best Podium Presentation at the International Association of Endocrine Surgeons Meeting at International Surgical Week August 2022, Vienna, Austria
IAES Travel Award at the International Association of Endocrine Surgeons Meeting at International surgical Week, August 2022,Vienna,Austria
Professional Enhancement Grant by TATA Education and Development Trust for international clinical observership at Guys and St Thomas NHS Foundation Trust, London, Aug–Sept 2022
Fujimoto First Prize for Outstanding Research Work, 17thBiennial Congress of Asian Association of Endocrine Surgeons, March 2020, Melbourne, Australia
First Prize – Best of Endocrine Surgery Publication Presentation, 21stAnnual conference of Indian Association of Endocrine Surgeons, September 2020, New Delhi, India
Best Research Skills Award, 32ndFoundation Day, Sanjay Gandhi Postgraduate Institute of Medical Sciences, September 2021, Lucknow, India
First Prize – Best Research Paper Award – 81stAnnual Conference of Association of Surgeons of India, December 2021, India
Asian Association of Endocrine Surgeons Travel Grant, March 2020, Melbourne, Australia

Publication

I. Original Article:

Agarwal G, Chanthar KMMV. Commentary: Outcomes of Metaplastic Breast Cancer vs. Triple-Negative Breast Cancer. World J Surg. 2023 December
Agarwal G, Vishvak Chanthar KMM, Sattavan S, et al . Cost-Efficacy Analysis of Use of Frozen Section Histology for Margin Assessment During Breast Conservation Surgery in Breast Cancer Patients. World J Surg. 2023 October
Vishvak Chanthar KMM, Agarwal G, et al. Predictive and Prognostic Role of Tumor-Infiltrating Lymphocytes in Patients with Advanced Breast Cancer Treated with Primary Systemic Therapy. World J Surg. 2023 Feb.
Vishvak Chanthar KMM, Khanna R, Agarwal G, et al. Cardiac Changes and Their Reversal Following Curative Surgery in Pheochromocytoma: PheoCard Prospective Cohort Study. World J Surg. 2023
COVID Surg Collaborative; GlobalSurg Collaborative. SARS-CoV-2 infection and venous thromboembolism after surgery: an international prospective cohort study. Anaesthesia. 2022 Jan
COVID Surg Collaborative; GlobalSurg Collaborative. Effects of pre-operative isolation on postoperative pulmonary complications after elective surgery: an international prospective cohort study. Anaesthesia. 2021 Nov
COVID Surg Collaborative, GlobalSurg Collaborative. SARS-CoV-2 vaccination modelling for safe surgery to save lives: data from an international prospective cohort study. Br J Surg. 2021 Mar
COVID Surg Collaborative; GlobalSurg Collaborative. Timing of surgery following SARS-CoV-2infection: an international prospective cohort study. Anaesthesia. 2021 Jun
Parotid ductal calculus – a case report ;Med-ej of The TN M.G.R. Medical University , 2014
LRINEC – An objective scoring system as a tool for early diagnosis of Necrotizing Fasciitis, Med-ej of The TN Dr. M.G.R. Medical University, 2014

II. Letter to Editor:

Chanthar K M M V, Agarwal G. Comment on: Risk Factors of Redo Surgery After Unilateral Focused Parathyroidectomy – Conclusions From a Comprehensive Nationwide Database of 13,247 Interventions Over 6 Years. Ann Surg. 2020 Dec 23

III. Book Chapters:

Vishvak Chanthar, Agarwal G. Symptoms and Natural History of Primary Hyperparathyroidism. In “Endocrine Surgery: A South Asian Perspective” – CRC Press, Francis & Taylor Inc
Vishvak Chanthar, Sabaretnam M. Papillary Thyroid Microcarcinoma. In “Endocrine Surgery: A South Asian Perspective” – CRC Press, Francis & Taylor Inc

IV. Ongoing Research:

Age at Diagnosis and its Related Outcome in Patients with Breast Cancer
Tyrosine Kinase Inhibitors and its Rationale in Advanced Thyroid Malignancy
Oligometastatic Disease Vs Locally Advanced Breast Cancer Outcome: An Evaluation of Curative Potential with Comparable Treatment Approaches

V. Reviewer:

Breast Global Journal
Indian Journal of Endocrinology and Metabolism
Indian Journal of Surgical Oncology

Membership

International

International Surgical Society – ISS (Active Member)
International Association of Endocrine Surgeons – IAES (Active Member)
Breast Surgery International – BSI (Active Member)
Association of Breast Surgery – ABS (Active Member)
European Society of Surgical Oncology – ESSO (Active Member)

National

Association of Surgeons of India – ASI (Life Member)
Association of Minimal Access Surgeons of India – AMASI (Life Member)
Indian Association of Endocrine Surgeons – IAES (Life Member)
Asian Society of Mastology – ASOMA (Life Member)
Association of Breast Surgeons of India – ABSI (Life Member)
National Academy of Medical Sciences (India) – NAMS (Life Member)

Dr. Vishvak Chanthar K.M.M.