The SA Journal Diabetes & Vascular Disease Volume 18 No 2 (November 2021)

H Y P E R I N S U L I N A E M I A ISSN 1811-6515 THE SOUTH AFRICAN JOURNAL OF Diabetes & vascular disease Corresponding Editor DR FA MAHOMED Head of Internal Medicine Madadeni Hospital Newcastle KwaZulu-Natal Consulting Editor PROF J-C MBANYA National Editorial Board DR A AMOD Centre for Diabetes, Endocrinology and Metabolic Diseases, Life Healthcare, Chatsmed Gardens Hospital, Durban SR K BECKERT Diabetes Nurse, Paarl PROF F BONNICI Emeritus Professor, Faculty of Health Sciences, University of Cape Town and President of Diabetes South Africa PROF R DELPORT Department of Family Medicine, University of Pretoria DR L DISTILLER Director of the Centre of Diabetes and Endocrinology, Houghton, Johannesburg PROF WF MOLLENTZE Head of Department of Internal Medicine, University of the Free State, Bloemfontein PROF CD POTGIETER Specialist Nephrologist, University of Pretoria and Jakaranda Hospital, Pretoria PROF K SLIWA Associate Professor of Medicine and Cardiology, Baragwanath Hospital, University of the Witwatersrand, Johannesburg PROF YK SEEDAT Emeritus Professor of Medicine and Honorary Research Associate, University of Natal, Durban International Editorial Board PROF IW CAMPBELL Physician, Victoria Hospital, Kircaldy, Scotland, UK PROF PJ GRANT Professor of Medicine and head of Academic Unit of Molecular Vascular Medicine, Faculty of Medicine and Health, University of Leeds; honorary consultant physician, United Leeds Teaching Hospitals NHS Trust, UK PROF J-C MBANYA Professor of Endocrinology, Faculty of Medicine and Biomedical Sciences, University of Yaounde I, Cameroon and President, International Diabetes Federation PROF N POULTER Professor of Preventive Cardiovascular Medicine, Imperial College, School of Medicine, London, UK DR H PURCELL Senior Research Fellow in Cardiology, Royal Brompton National Heart and Lung Hospital, London, UK VOLUME 18 NUMBER 2 • november 2021 www.diabetesjournal.co.za CONTENTS 17 From the Editor’s Desk FA Mahomed 18 Research Article Resistivity index in the diagnosis and assessment of loss of renal function in diabetic nephropathy YO Jinadu, YR Raji, SO Ajayi, BL Salako, A Arije, S Kadiri 26 Diabetes News Novo Nordisk launches once-weekly Ozempic ® for the treatment of type 2 diabetes in South Africa Fasting as a weight-loss intervention in gestational diabetes: Australian trial Metformin may reduce mortality risk three-fold in patients with COVID-19 and diabetes Empagliflozin EMPEROR-Preserved trial announces ‘breakthrough’ results