Author

Mahesh Michael Umapathysivam

Observed names: M Umapathysivam, M. Umapathysivam, MAHESH M. UMAPATHYSIVAM, Mahesh M Umapathysivam, Mahesh M. Umapathysivam, Mahesh Umapathysivam, Umapathysivam, Mahesh M.

Institutions: Royal Adelaide Hospital, Flinders Medical Centre, University of Oxford, Queen Elizabeth Hospital, SA Health, Oxford Centre for Diabetes, Endocrinology and Metabolism, Freemasons Foundation Centre for Men's Health, Adelaide University, The University of Adelaide

Observed institutions: Royal Adelaide Hospital, Flinders Medical Centre, University of Oxford, Basil Hetzel Institute, Queen Elizabeth Hospital, SA Health, Oxford Centre for Diabetes, Endocrinology and Metabolism, South Australian Health and Medical Research Institute, Freemasons Foundation Centre for Men's Health, Central Adelaide Local Health Network, Adelaide University, The University of Adelaide

ORCID: 0000-0001-8959-5239

Observed ORCID: 0000-0001-8959-5239

OpenAlex ID: A5016588809

Comparative Effects of Prolonged and Intermittent Stimulation of the Glucagon-Like Peptide 1 Receptor on Gastric Emptying and Glycemia

2013 · Mahesh M. Umapathysivam, Michael Y. Lee, et al. · Diabetes · 192

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Clinical Consequences of Delayed Gastric Emptying With GLP-1 Receptor Agonists and Tirzepatide

2024 · Ryan J Jalleh, Mark P Plummer, et al. · The Journal of Clinical Endocrinology & Metabolism · 146

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Type 2 diabetes risk alleles in PAM impact insulin release from human pancreatic β-cells

2018 · Soren K. Thomsen, Anne Raimondo, et al. · Nature Genetics · 85

Physiology and Pharmacology of Effects of GLP-1-based Therapies on Gastric, Biliary and Intestinal Motility

2024 · Ryan J Jalleh, Chinmay S Marathe, et al. · Endocrinology · 60

Euglycemic Ketoacidosis in Two Patients Without Diabetes After Introduction of Sodium–Glucose Cotransporter 2 Inhibitor for Heart Failure With Reduced Ejection Fraction

2023 · Mahesh M. Umapathysivam, James Gunton, et al. · Diabetes Care · 56

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Approach to the Patient: Reninoma

2023 · Annabelle G Hayes, Michael Stowasser, et al. · The Journal of Clinical Endocrinology & Metabolism · 22

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The Effect of Exogenous Glucose-Dependent Insulinotropic Polypeptide in Combination With Glucagon-Like Peptide-1 on Glycemia in the Critically Ill

2013 · Michael Y. Lee, Jonathan D. Fraser, et al. · Diabetes Care · 21

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SGLT2 Inhibitor–Associated Ketoacidosis vs Type 1 Diabetes–Associated Ketoacidosis

2024 · Mahesh M. Umapathysivam, Bethany Morgan, et al. · JAMA Network Open · 19

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Effects of androgens on glucose metabolism

2022 · Mahesh Umapathysivam, Mathis Grossmann, et al. · Best Practice & Research Clinical Endocrinology & Metabolism · 17

Postprandial plasma GLP-1 levels are elevated in individuals with postprandial hypoglycaemia following Roux-en-Y gastric bypass – a systematic review

2023 · Ryan Joseph Jalleh, Mahesh Michael Umapathysivam, et al. · Reviews in Endocrine and Metabolic Disorders · 16

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Type 2 Diabetes risk alleles in Peptidyl-glycine Alpha-amidating Monooxygenase influence GLP-1 levels and response to GLP-1 Receptor Agonists

2023 · Mahesh M Umapathysivam, Elisa Araldi, et al. · medRxiv · 9

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Intraprocedural cortisol testing improves adrenal vein cannulation success and diagnostic accuracy in assessment of primary aldosteronism, in a medium throughput centre

2022 · Mahesh M. Umapathysivam, Bethany Morgan, et al. · Journal of Human Hypertension · 8

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Response to Dahl et al.: Oral semaglutide improves postprandial glucose and lipid metabolism, and delays gastric emptying, in subjects with type 2 diabetes

2021 · Michael Horowitz, Christopher K. Rayner, et al. · Diabetes Obesity and Metabolism · 7

Impact of gastric emptying and small intestinal carbohydrate absorption on glycemia in health and diabetes: therapeutic implications

2026 · Ryan J. Jalleh, Tongzhi Wu, et al. · Physiological Reviews · 5

Peri-colonoscopy Implications of Sodium-Glucose Cotransporter-2 Inhibitor Therapy: A Mini-review of Available Evidence

2022 · Venkatesan Thiruvenkatarajan, Joshua M. Inglis, et al. · Canadian Journal of Diabetes · 5

Continuous glucose monitoring for cystic fibrosis-related diabetes: impact on quality of life and glycaemic control

2026 · Renee Martini, De-arne Samm, et al. · Diabetes Research and Clinical Practice · 4

Ketone Profiles in Community-Dwelling Adults with Type 1 Diabetes Using Continuous Ketone Monitoring

2026 · Jennifer Ngan, Yee Wen Kong, et al. · Diabetes Technology & Therapeutics · 3

Testosterone and the prevention of type 2 diabetes mellitus: therapeutic implications from recent trials

2024 · Gary Wittert, Mahesh M. Umapathysivam · Current Opinion in Endocrinology Diabetes and Obesity · 3

Accidental exposure to glimepiride from adulterated medication resulting in severe hypoglycaemia

2022 · Annabelle G Hayes, Mahesh M Umapathysivam, et al. · Endocrinology Diabetes and Metabolism Case Reports · 3

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Letter to the Editor: Response to Hamblin et al body mass index is inversely associated with capillary ketones at the time of colonoscopy: Implications for SGLT2i use

2022 · Mahesh M. Umapathysivam, Joshua M. Inglis, et al. · Clinical Endocrinology · 3

Type 2 Diabetes Risk Alleles Reveal a Role for Peptidylglycine Alpha-amidating Monooxygenase in Beta Cell Function

2017 · Anne Raimondo, Soren K. Thomsen, et al. · bioRxiv (Cold Spring Harbor Laboratory) · 3

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Heterogeneity in the management of diabetic ketoacidosis in Australia: a national survey

2025 · Lisa M. Raven, William Lever, et al. · Internal Medicine Journal · 2

A Cross-Sectional Study of Capillary Blood Ketone Concentrations in Heart Failure Based on Sodium-Glucose Co-Transporter-2 Inhibitor Use and Heart Failure Type

2024 · Jia Yong Tan, Luke Andrew Ephraums, et al. · Heart Lung and Circulation · 2

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7700 Two Years Of Testosterone Therapy Reduces Glycemia In Males At High Risk Of Type 2 Diabetes Without Affecting Beta Cell Function: Results From A Randomised Controlled Trial And Cellular Model

2024 · M Umapathysivam, S Nawaz, et al. · Journal of the Endocrine Society · 2

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Propofol-induced transient arginine vasopressin deficiency

2024 · Michael D Luppino, Huyen Nguyen, et al. · Endocrinology Diabetes and Metabolism Case Reports · 2

Works count: 44

Citation count: 698

H-index: 10

I10-index: 10