• Worked in Department of Diabetes, Endocrinology & Metabolism, All India Institute of Medical Sciences, New Delhi and in Auckland City Hospital, New Zealand.
• Worked in Department of Endocrinology, Madras Medical College, Chennai

• The Endocrine Society
• Endocrine Society of India (ESI)
• Endocrine Society of TamilNadu (ESTN)
• American Association of Clinical Endocrinology(AACE)
• Life member – Indian Society of Paediatric and Adolescent Endocrinology (ISPAE),
• Member – International Society of Pediatric and Adolescent Diabetes(ISPAD)
• European Association for Study of Diabetes (EASD)

• First Prize in Endocrine Quiz in Amrita Institute of medical Sciences, 2013
• AV Gandhi award for excellence in Endocrinology (Best Clinical Accumen) 2014
• ISPAD award for Clinical Fellowship 2014
• First Rank – All India DM Endocrinology Examination 2010 Research - during DM endocrinology
• Best Doctor Award - Endocrinology - Tamilnadu Directorate of Medical Services
• Residential program (submitted to AIIMS, New Delhi) Project 1: Effect of oral administration of probiotic preparation VSL#3 on the metabolic control in individuals with type-1 diabetes mellitus (T1DM); a randomized, double- blind, placebo controlled trial – A pilot study Project 2: Childhood Obesity in India: a multi-centre study on its measurement and determinants – ICMR PROJECT

• Ramkumar S. Bilateral thecoma presenting as premenopausal hirsutism: Laproscopic removal.

              Indian J Endocrinol Metab. 2013 Dec;17(Suppl 3):S662-4. Read in Pubmed at  http://www.ncbi.nlm.nih.gov/pubmed/24910832

• Ramkumar S. Type 2 diabetes mellitus in children and youth.

              Indian J Pediatr. 2013 Mar;80 Suppl 1:S87-94.Read in Pubmed at http://www.ncbi.nlm.nih.gov/pubmed/23430571

• Shabir I, Marumudi E, Ramkumar. 5 α-Reductase Type 2 Deficiency - Response to Dihydrotestosterone Gel: Correspondence.

              Indian J Pediatr. 2014 Sep;81(9):984. Read in Pubmed at http://www.ncbi.nlm.nih.gov/pubmed/24052182

• Ramkumar S. Ectopic insulin secreting neuroendocrine tumor of kidney with recurrent hypoglycemia: a diagnostic dilemma. BMC Endocr Disord. 2014 Apr 17;14:36. Read in Pubmed at http://www.ncbi.nlm.nih.gov/pubmed/24741994
• Ramkumar S. Stromal Leydig Cell Hyperplasia Presenting As Virilising Ovarian Mass in Post-Menopausal Woman. Endocrine Abstracts. Female Reproductive Endocrinology II. June 2014. Read online at http://press.endocrine.org/doi/abs/10.1210/endo-meetings.2014.RE.8.SUN-0019
• Ramkumar S. Sexual precocity with pituitary macroadenoma and bilateral multicystic ovaries - a case report. International Journal of Pediatric Endocrinology 2013, 2013(Suppl 1):P200. Read online at http://www.ijpeonline.com/content/2013/S1/P200
• Ramkumar S. Early initiation of insulin in a child with T2DM and clinical course - a case report International Journal of Pediatric Endocrinology 2013, 2013(Suppl 1):P26. Read online at http://www.ijpeonline.com/content/2013/S1/P26Ramkumar S. Precocious puberty and ovarian tumors – 2 case report. International Journal of Pediatric Endocrinology 2013, 2013(Suppl 1):P80. Read online at http://www.ijpeonline.com/content/2013/S1/P80
• Ramkumar S. Genu valgum and primary hyperparathyroidism in children. Int J Case Rep Images 2014;5(6):401–407.

             Read online at http://www.ijcasereportsandimages.com/archive/2014/006-2014-ijcri/CS-10041-06-2014-ramkumar/index.php

• Praveen PA, Kumar SR, Tandon N. Type 2 diabetes in youth in South Asia. Curr Diab Rep. 2015 Feb;15(2):571.

             Read online at http://www.ncbi.nlm.nih.gov/pubmed/25620404

Published abstracts (Conference proceedings):

• Presentation in national Endocrine conference: (ESICON 2010) titled “profile of autoimmune hypothyroidism in T1DM in children <12yrs”
• Poster Presentation in national Paediatric Endocrine conference: (ISPAE 2011) titled “Juvenile granulosa cell tumor presenting as precocious puberty– a case report”
• Poster Presentation in APPES Conference 2012 titled“Early initiation of Insulin in a child with T2DM and clinical course”
• Poster Presentation in APPES Conference 2012 titled “Precocious Puberty and Ovarian Tumors – 2 Case Reports”
• Poster Presentation in APPES Conference 2012 titled “Sexual Precocity with Pituitary Macroadenoma and Bilateral Multicystic Ovaries - A Case Report”
• How high is tsh in central hypothyroidism? Accepted as poster aace meeting 2014
• Growth hormone therapy in a child with germinoma: a fatal case report accepted as poster aace meeting 2014 9. Teriparatide treatment (pre-surgical versus post-surgical) in the outcome of atypical femur fracture. accepted as poster aace meeting 2014
• Stromal leydig cell hyperplasia presenting as virilsing ovarian mass in post-menopausal woman- accepted as poster The Endocrine Society meeting
• Review article on “what’s new in Neonatal Resuscitation?” in Indian Journal of Practical Pediatrics 2009
• Review article on “Type 2 diabetes mellitus in children and youth.. Indian J Pediatr. 2013.
• Correspondence on “5 a-Reductase Type 2 Deficiency - Response to Dihydrotestosterone Gel:” Indian J Pediatr. 2013
• Brief Communication: Bilateral thecoma presenting as premenopausal hirsutism: Laparoscopic removal. Indian J Endocr Metab 2013
• Genu valgum and primary hyperparathyroidism in children –in International journal of case reports and images 2014 jan
• Ectopic insulin secreting neuroendocrine tumor of kidney –in BMC endocrine disorders 2014 Mar 2014, 14:36 doi:10.1186/1472-6823-14-36.