ACE2 and Hyperglycemia: Multiple case studies and expert recommendations have been published exploring the bidirectional relationship between COVID-19, hyperglycaemia and diabetes mellitus.3,5,6,7 Angiotensin converting enzyme 2 acts as an entry point for SARS-CoV-2 and certain diabetogenic effects of COVID-19 have been suggested, such as beta cell function aggravation, stress hyperglycaemia and abnormal glucose metabolism.