Dr. Karthik Balachandran

MBBS, MD (Medicine), DM (Endocrinology)

Specialist Endocrinology

Work Experience

• Dr. Karthik has over seven years of experience as Consultant Endocrinologist. Prior joining to Zulekha hospital he worked as an Associate Professor and Consultant Endocrinologist at Sri Ramchandra Medical College and Research Institute, Chennai, India. He specializes in diabetes, hypothyroidism, hyperthyroidism, and metabolic bone diseases.
• He gained experience in management of wide spectrum of endocrine conditions including Type 1 & Type 2 diabetes, hyperthyroidism, hypothyroidism, obesity, hypoglycemia, disorders of pituitary, parathyroid, adrenal and gonads.
• He has also worked as an Associate Professor and mentored DM Endocrinology students. He completed his MBBS, MD and DM from JIPMER – an institute of national importance. He is the member of Endocrine Society (USA), Endocrine Society of India. He has been an invited speaker in national and international conferences. He has published over 45 papers in peer reviewed national and international journals.

Languages Spoken

• Tamil
• English
• Hindi

Special Interests

• Diabetes
• Hypothyroidism
• Hyperthyroidism
• Metabolic bone diseases
• Obesity

Research / Publications

• Yalamanchi A, Asirvatham AR, Balachandran K, Mahadevan S, Sundaram S, Rajendiran S. Erdheim Chester Disease - Unusual Presentation with Isolated Skeletal Lytic Lesions. J Orthop Case Rep. 2022;12:63-67.
• Sridhar S, Balachandran K, Nazirudeen R, Natarajan V, Sangumani J. Clinical Profile of Addison’s Disease in a Tertiary Care Institute, Southern India - The Changing Landscape. Indian J Endocrinol Metab. 2022;26:50-54.
• Asirvatham AR, Balachandran K, Jerome P, Venkatesan V, Koshy T, Mahadevan S. Clinical, biochemical and genetic characteristics of children with congenital adrenal hyperplasia due to 17α-hydroxylase deficiency. Journal of Pediatric Endocrinology and Metabolism. 2020;33:1051-1056.
• Balachandran K, Asirvatham AR, Mahadevan S. Orocrinology: Expanding the Horizon. Indian J Endocrinol Metab. 2020;24:374-375.
• Asirvatham AR, Kannan S, Mahadevan S et al. Is Paget Disease of Bone more Common in South India? Clinical Characteristics, Therapeutic Outcome and follow-up of 66 Patients from Tamil Nadu. Indian J Endocrinol Metab. 2020;24:306-311.
• Sanjeevi A, Asirvatham AR, Balachandran K, Mahadevan S. Atypical presentation of autoimmune polyglandular syndrome type 1 in the fifth decade. BMJ Case Rep. 2021;14:e241680.
• Mori KS, Balachandran K, Asirvatham AR, Mahadevan S. ‘H-syndrome’: a multisystem genetic disorder with cutaneous clues. BMJ Case Rep. 2021;14:e238973.
• Balachandran K, Asirvatham AR, Mahadevan S. Orocrinology: Expanding the horizon. Indian Journal of Endocrinology and Metabolism. 2020;24:374.
• Asirvatham AR, Kannan S, Mahadevan S et al. Is paget disease of bone more common in South India? Clinical characteristics, therapeutic outcome and follow-up of 66 patients from Tamil Nadu. Indian Journal of Endocrinology and Metabolism. 2020;24:306.
• Balachandran K. Surfing the Vildagliptin Tsunami. Indian J Endocrinol Metab. 2020;24:224-226.
• Asirvatham AR, Balachandran K, Balasubramanian S, Mahadevan S. Myoedema in secondary hypothyroidism: an often unelicited clinical sign of hypothyroid myopathy. BMJ Case Rep. 2019;12
• Balachandran K. Masked Klinefelter Syndrome. Indian J Endocrinol Metab. 2019;23:645-646.
• Asirvatham AR, Balachandran K, Mahadevan S, Balasubramaniam SK. Hypothalamic-Pituitary-Adrenal Axis Recovery Following the 1-mg Overnight Dexamethasone Suppression Test in Healthy Volunteers. Int J Endocrinol Metab. 2020;18:e94908.
• Asirvatham AR, Balachandran K, Jerome P, Venkatesan V, Koshy T, Mahadevan S. Clinical, biochemical and genetic characteristics of children with congenital adrenal hyperplasia due to 17α-hydroxylase deficiency. J Pediatr Endocrinol Metab. 2020
• Balachandran K, Asirvatham AR, Mahadevan S. Calcium-Calcitriol: A Match made in Heaven. Indian J Endocrinol Metab. 2019;23:649-650.
• Asirvatham AR, Balachandran K, Mahadevan S, Balasubramanian S. Lingual dyskinesia in hyperthyroidism. Case Reports. 2017;2017:bcr-2017.
• Sukumar SP, Balachandran K, Sahoo JP, Kamalanathan S. Zebra lines in osteogenesis imperfecta on bisphosphonate therapy. BMJ Case Rep. 2013;2013
• Asirvatham AR, Balachandran K, Kumar S, Mahadevan S. VANISHING SPHENOIDAL MASS. Endocr Pract. 2019
• Kamalanathan S, Balachandran K, Ananthakrishnan R, Hamide A. Turner’s syndrome presenting as metabolic bone disease. Indian J Endocrinol Metab. 2012;16:637-639.
• Sahoo J, Balachandran K, Kamalanathan S et al. Tumor(s) induced osteomalacia--a curious case of double trouble. J Clin Endocrinol Metab. 2014;99:395-398.
• Balachandran K, Asirvatham AR, Mahadevan S. The Impact of GE Lunar vs ICMR Database in Diagnosis of Osteoporosis among South Indian Subjects. Indian J Endocrinol Metab. 2019;23:525-528.
• Patil MM, Parameswaran S, Kamalanathan S, Sahoo JP, Balachandran K, Kar SS. The effect of hypothyroidism on serum irisin level in patients with nondiabetic chronic kidney disease: A pilot study with a cross-sectional design. Saudi J Kidney Dis Transpl. 2018;29:911-915.
• The CKD-EPI Pakistan Equation: A small step for Pakistan, a great leap for South Asia. [editorial]. J Pak Med Assoc 2018;68(9):1157.
• Technosocial Competence in Diabetology. [editorial]. Indian J Endocrinol Metab 2017;21(4):489.
• Balachandran K, Asirvatham AR, Mahadevan S. Stress Dose Causing Distress. Indian J Endocrinol Metab. 2019;23:267.
• Kamani S, Sampathkumar G, Asirvatham AR, Balachandran K. Sertoli-Leydig cell tumour in a patient with non-classic congenital adrenal hyperplasia: an uncommon duo. BMJ Case Rep. 2019;12
• Balachandran K, Vignesh G, Mahesh DM et al. Reassessment of elicitation of myoedema in evaluation of overt hypothyroidism: A pilot study. Indian J Endocrinol Metab. 2012;16:S356-7.
• Vignesh G, Balachandran K, Kamalanathan S, Hamide A. Myoedema: A clinical pointer to hypothyroid myopathy. Indian J Endocrinol Metab. 2013;17:352.
• Balachandran K, Kamalanathan S, Gopalakrishnan S, Murugananadham K. Multiple endocrine neoplasia 2B: delayed presentation, rapid diagnosis. BMJ Case Rep. 2013;2013
• Balachandran K, Asirvatham AR, Balasubramanian S, Mahadevan S. Menses without Uterus. Indian J Endocrinol Metab. 2018;22:437-438.
• Asirvatham AR, Balachandran K, Mahadevan S, Balasubramanian S. Lingual dyskinesia in hyperthyroidism. BMJ Case Rep. 2017;2017
• Kamalanathan S, Balachandran K, Packirisamy G, Hamide A. Graves’ disease--familiar foe, unfamiliar face. BMJ Case Rep. 2012;2012
• Asirvatham AR, Balachandran K, Kannan S, Balasubramaniam SK, Mahadevan S. FRAX First - Pragmatic Approach in Resource Poor Settings. Indian J Endocrinol Metab. 2018;22:757-759.
• Balachandran K, Asirvatham AR, Mahadevan S. Flummoxed by Diamox. Indian J Endocrinol Metab. 2018;22:433-434.
• Balaji R, Ramanathan M, Bhavanani AB, Ranganadin P, Balachandran K. Effectiveness of Adjuvant Yoga Therapy in Diabetic Lung: A Randomized Control Trial. Int J Yoga. 2019;12:96-102.
• Balachandran K. Dual PPAR α/γ Agonists: Continuing Cardiac Concerns. Indian J Endocrinol Metab. 2019;23:586-587.
• Balachandran K, Kamalanathan S, Sahoo JP, Das AK, Halanaik D. Differential response of idiopathic sporadic tumoral calcinosis to bisphosphonates. Indian J Endocrinol Metab. 2014;18:521-525.
• Kalra S, Balachandran K. De-Hearsay (Diabetes e-Hearsay). J Pak Med Assoc. 2017;67:1293-1295.
• Sukumar SP, Balachandran K, Jayakumar et al. Congenital hypothyroidism - An usual suspect at an unusual age: A case series. Indian J Endocrinol Metab. 2013;17:S184-7.
• Balachandran K. Cold Chain and Insulin: Should We Follow the Polio Vaccine Example. Indian J Endocrinol Metab. 2019;23:379.
• Kamalanathan S, Balachandran K, Parthan G, Hamide A. Chvostek’s sign: a video demonstration. BMJ Case Rep. 2012;2012
• Balachandran K, Asirvatham AR, Mahadevan S. Base Rate, Occam’s Razor, and Hypoglycemia. Indian J Endocrinol Metab. 2018;22:572-573.
• Patil M, Sahoo J, Kamalanathan S et al. Assessment of insulin injection techniques among diabetes patients in a tertiary care centre. Diabetes Metab Syndr. 2017;11 Suppl 1:S53-S56.
• Sukumar SP, Balachandran K, Sahoo JP, Kamalanathan S. Acute lymphocytic leukaemia presenting as a metabolic bone disease. BMJ Case Rep. 2013;2013
• Kumar R, Balachandran K, Kamalanathan S, Sahoo JP. A unique cause of interosseous membrane calcification. BMJ Case Rep.
2015;2015
• Kamalanathan S, Balachandran K, Halanaik D, Chandra S. A unique ca(u)se of quadriparesis. BMJ Case Rep. 2012;2012