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S. Rajaratnam · SciRah

Researcher profile · Semantic Scholar

S. Rajaratnam

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S. Rajaratnam — researcher profile on SciRah

h-index: 18
Works: 102
Citations: 943

Most-cited papers

Endocrinological outcomes following endoscopic and microscopic transsphenoidal surgery in 113 patients with acromegaly.
Sauradeep Sarkar, S. Rajaratnam, Geeta Chacko, A. Chacko
2014Clinical neurology and neurosurgery (Dutch-Flemish ed. Print)70 citations
Semantic Scholar
ECTOPIC CUSHING SYNDROME: A 10-YEAR EXPERIENCE FROM A TERTIARY CARE CENTER IN SOUTHERN INDIA.
Samantha Sathyakumar, T. Paul, H. S. Asha, B. R. Gnanamuthu +4 more
2017Endocrine Practice51 citations
Semantic Scholar
A Practical Guide to Diabetes Mellitus
N. Thomas, K. Jeyaraman, H. Asha, Jachin Velavan +4 more
201248 citations
Semantic Scholar
Aetiological, clinical and metabolic profile of hypokalaemic periodic paralysis in adults: a single-centre experience.
N. Rao, M. John, N. Thomas, S. Rajaratnam +1 more
2006National Medical Journal of India47 citations
Semantic Scholar
The current role of transcranial surgery in the management of pituitary adenomas
Ravindran Pratheesh, S. Rajaratnam, Krishna Prabhu, S. Mani +2 more
2012Pituitary44 citations
Semantic Scholar
Posterior dislocation of the sternoclavicular joint: A case report and review of the clinical anatomy of the region
S. Rajaratnam, M. Kerins, L. Apthorp
2002Clinical anatomy (New York, N.Y. Print)42 citations
Semantic Scholar
Incidence, predictors and early post-operative course of diabetes insipidus in paediatric craniopharygioma: a comparison with adults
Ravindran Pratheesh, D. Swallow, S. Rajaratnam, K. Jacob +3 more
2013Child's Nervous System37 citations
Semantic Scholar
Pure endoscopic transsphenoidal surgery for functional pituitary adenomas: outcomes with Cushing’s disease
Sauradeep Sarkar, S. Rajaratnam, Geeta Chacko, S. Mani +2 more
2015Acta Neurochirurgica36 citations
Semantic Scholar
Hydrocortisone dose and postoperative diabetes insipidus in patients undergoing transsphenoidal pituitary surgery: a prospective randomized controlled study
S. Rajaratnam, M. Seshadri, M. Chandy, V. Rajshekhar
2003British Journal of Neurosurgery34 citations
Semantic Scholar
Usefulness of Succinate dehydrogenase B (SDHB) immunohistochemistry in guiding mutational screening among patients with pheochromocytoma‐paraganglioma syndromes
R. Pai, M. Manipadam, Pradyumn Singh, Andrew Ebenazer +2 more
2014Acta Pathologica, Microbiologica et Immunologica Scandinavica (APMIS)25 citations
Semantic Scholar
The 'hook effect' on serum prolactin estimation in a patient with macroprolactinoma.
A. Unnikrishnan, S. Rajaratnam, M. Seshadri, A. S. Kanagasapabathy +1 more
2001Neurology India25 citations
Semantic Scholar
USP8, USP48, and BRAF mutations differ in their genotype-phenotype correlation in Asian Indian patients with Cushing’s disease
A. Abraham, R. Pai, Daniel L. Beno, Geeta Chacko +5 more
2021Endocrine22 citations
Semantic Scholar
Delayed Hyponatremia Following Surgery for Pituitary Adenomas: An Under-recognized Complication
S. Rajaratnam, L. Jeyaseelan, V. Rajshekhar
2020Neurology India21 citations
Semantic Scholar
Our experience with papillary thyroid microcancer
A. John, P. Jacob, R. Oommen, S. Nair +2 more
2014Indian journal of endocrinology and metabolism21 citations Open access
Semantic Scholar
Paget's disease of bone: experience from a centre in southern India.
Anjali, N. Thomas, S. Rajaratnam, N. Shanthly +2 more
2006Journal of Association of Physicians of India21 citations
Semantic Scholar
Endoscopic ultrasonography--a sensitive tool in the preoperative localization of insulinoma.
A. Joseph, N. Kapoor, E. Simon, A. Chacko +7 more
2013Endocrine Practice20 citations
Semantic Scholar
Sjögren’s, Renal Tubular Acidosis And Osteomalacia - An Asian Indian Series
P. Sandhya, D. Danda, S. Rajaratnam, N. Thomas
2014Open Rheumatology Journal19 citations Open access
Semantic Scholar
Detection of large deletions in the VHL gene using a Real-Time PCR with SYBR Green
Andrew Ebenazer, S. Rajaratnam, R. Pai
2013Familial Cancer18 citations
Semantic Scholar
Outcome of Treatment for Medullary Thyroid Carcinoma—a Single Centre Experience
A. Cherian, Pooja Ramakant, R. Pai, M. Manipadam +10 more
2018Indian Journal of Surgical Oncology14 citations Open access
Semantic Scholar
High Index of Clinical Suspicion With Optimal Surgical Techniques and Adjuvant Radiotherapy Is Critical to Reduce Locoregional Disease Progression in Parathyroid Carcinoma
B. Selvan, M. J. Paul, M. Seshadri, N. Thomas +9 more
2013American Journal of Clinical Oncology14 citations
Semantic Scholar
Obesity Indicators and Health-related Quality of Life - Insights from a Cohort of Morbidly Obese, Middle-aged South Indian Women.
Shobana Ramasamy, M. Joseph, S. Jiwanmall, D. Kattula +8 more
2020European Endocrinology13 citations Open access
Semantic Scholar
The role of urinary fractionated metanephrines in the diagnosis of phaeochromocytoma
K. Jeyaraman, Vasanthi Natarajan, N. Thomas, P. Jacob +7 more
2013The Indian journal of medical research13 citations
Semantic Scholar
p.Arg82Leu von Hippel-Lindau (VHL) Gene Mutation among Three Members of a Family with Familial Bilateral Pheochromocytoma in India: Molecular Analysis and In Silico Characterization
A. John, G. C, Andrew Ebenazer, M. Seshadri +3 more
2013PLoS ONE13 citations Open access
Semantic Scholar
Presurgical Screening of Fine Needle Aspirates from Thyroid Nodules for BRAF Mutations: A Prospective Single Center Experience
R. Hemalatha, R. Pai, M. Manipadam, Grace Rebekah +6 more
2018Indian journal of endocrinology and metabolism12 citations Open access
Semantic Scholar
Psychiatric Burden in the Morbidly Obese in Multidisciplinary Bariatric Clinic in South India
S. Jiwanmall, D. Kattula, M. Nandyal, S. Devika +9 more
2018Indian Journal of Psychological Medicine12 citations Open access
Semantic Scholar
Paget's Disease of Bone: An Entity Still Exists in India
K. Cherian, N. Kapoor, Sahana Shetty, Felix K. Jebasingh +6 more
2018Indian journal of endocrinology and metabolism11 citations Open access
Semantic Scholar
Neurofibromatosis type 1, pheochromocytoma with primary hyperparathyroidism: A rare association
K. Behera, Amrit Nanaiah, Ashumi Gupta, S. Rajaratnam
2013Indian journal of endocrinology and metabolism11 citations Open access
Semantic Scholar
Postoperative Hormonal Outcomes in Patients with Large and Giant Non-functioning Pituitary Adenomas
Manish Baldia, S. Rajaratnam, V. Rajshekhar
2020Neurology India10 citations
Semantic Scholar
Evaluation of a protocol-based treatment strategy for postoperative diabetes insipidus in craniopharyngioma.
Ravindran Pratheesh, D. Swallow, M. Joseph, D. Natesan +3 more
2015Neurology India10 citations
Semantic Scholar
Mutations Seen Among Patients with Pheochromocytoma and Paraganglioma at a Referral Center From India
R. Pai, Andrew Ebenazer, M. J. Paul, Niranjan Thomas +8 more
2014Hormone and Metabolic Research10 citations
Semantic Scholar
Allele-specific PCR and next generation sequencing based genetic screening for Congenital Adrenal Hyperplasia in India.
L. Ravichandran, S. Korula, H. S. Asha, Deny Varghese +14 more
2021European Journal of Medical Genetics9 citations Open access
Semantic Scholar
Normal adrenal gland thickness on computerized tomography in an Asian Indian adult population
R. John, T. Putta, B. Simon, A. Eapen +3 more
2018Indian Journal of Radiology and Imaging9 citations Open access
Semantic Scholar
Radiation-induced opticochiasmatic glioblastoma multiforme following conventional radiotherapy for Cushing's disease
Sauradeep Sarkar, S. Rajaratnam, S. Backianathan, Geeta Chacko +1 more
2014British Journal of Neurosurgery9 citations
Semantic Scholar
Spot urine cortisol–creatinine ratio – A useful screening test in the diagnosis of Cushing's syndrome
N. Kapoor, V. Job, L. Jayaseelan, S. Rajaratnam
2012Indian journal of endocrinology and metabolism9 citations Open access
Semantic Scholar
Midgut volvulus in an adult.
M. Puvaneswary, S. Rajaratnam
2003Australasian Radiology9 citations
Semantic Scholar
Pituitary gland imaging
S. Rajaratnam
2013Indian journal of endocrinology and metabolism8 citations Open access
Semantic Scholar
Acromegaly in pregnancy
T. G. Koshy, S. Rajaratnam, J. Mathews, V. Rajshekhar
2012Indian journal of endocrinology and metabolism8 citations Open access
Semantic Scholar
Suppurative neck abscess due to tuberculous thyroiditis.
A. Unnikrishnan, G. R. Koshy, S. Rajaratnam, M. Seshadri +1 more
2002Journal of Association of Physicians of India8 citations
Semantic Scholar
Selective perioperative steroid supplementation protocol in patients undergoing endoscopic transsphenoidal surgery for pituitary adenomas
Shireen R. Chacko, A. Abraham, H. Asha, N. Kapoor +2 more
2020Acta Neurochirurgica7 citations
Semantic Scholar
RET mutations in a large indian family with medullary thyroid carcinoma
D. Mahesh, Arun G. Nehru, Mandalam S. Seshadri, N. Thomas +3 more
2014Indian journal of endocrinology and metabolism7 citations Open access
Semantic Scholar
Acute adrenal insufficiency due to primary antiphospholipid antibody syndrome
K. Behera, N. Kapoor, Mandalam S. Seshadri, S. Rajaratnam
2013Indian journal of endocrinology and metabolism7 citations Open access
Semantic Scholar
The diagnosis of osteoporosis among subjects of Southern Indian origin above 50 years of age: the impact of the indian council of medical research vs caucasian bone mineral density reference standards
T. Paul, M. Mruthyunjaya, A. H. Shyamasunder, Dukhabandu Naik +3 more
20137 citations Open access
Semantic Scholar
Endoscopic transsphenoidal excision of a GH-PRL-secreting pituitary macroadenoma in a patient with McCune–Albright syndrome
Manikandan S. Natarajan, Krishna Prabhu, Geeta Chacko, S. Rajaratnam +1 more
2012British Journal of Neurosurgery7 citations
Semantic Scholar
Familial carotid body tumors in patients with SDHD mutations: a case series.
N. Kapoor, R. Pai, Andrew Ebenazer, I. Sen +4 more
2012Endocrine Practice6 citations
Semantic Scholar
Mutational analysis of RET proto‐oncogene among patients with medullary thyroid carcinoma and ‘at risk’ carriers from India
R. Pai, G. A. Nehru, P. Samuel, M. J. Paul +8 more
2011Clinical Endocrinology6 citations
Semantic Scholar
17‐Alpha hydroxylase deficiency: An unusual cause of secondary amenorrhoea
J. Philip, Anjali, N. Thomas, S. Rajaratnam +1 more
2004Australian and New Zealand journal of obstetrics and gynaecology6 citations
Semantic Scholar
‘ALWAYS CHEW YOUR CHILLIES’: A REPORT OF SMALL BOWEL OBSTRUCTION WITH PERFORATION
S. Rajaratnam, N. Boyle, W. Owen
2001International journal of clinical practice6 citations
Semantic Scholar
Dopamine receptor expression predicts cabergoline response in persistent somatotroph adenoma
Remya Rajan R., Hesarghatta Shyamasunder, G. Chacko, D. S +7 more
2025Pituitary5 citations
Semantic Scholar
Clinical Profile and Mutations Associated with Multiple Endocrine Neoplasia-Type1 (MEN1) and Their First-Degree Relatives at Risk of Developing MEN1: A Prospective Study
A. H. Shyamasunder, R. Pai, H. Ramamoorthy, Dhananjayan Sakhti +10 more
2021Hormone and Metabolic Research5 citations Open access
Semantic Scholar
Role of cortical sparing adrenalectomy and novel variant of mutation in patient with von Hippel–Lindau disease
R. J. Boaz, Pooja Ramakant, Andrew Ebenazer, R. Pai +3 more
2011Indian journal of endocrinology and metabolism4 citations Open access
Semantic Scholar

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