Endocrine Abstracts

Insulin Autoimmune Syndrome (IAS)/Hirata disease is a very rare condition in which anti-insulin antibodies result in accumulation of high circulating concentrations of insulin in complexes. Hypoglycaemia in IAS occurs when insulin is released from the antibodies during fasting. We present two contrasting cases of Hirata disease. Both patients presented with symptomatic hypoglycaemia. Patient-A is a 52-year old obese Thai female, with acanthosis nigricans and a strong family hi...