Endocrine Abstracts

A 46-year-old Columbian man, with a previous history of pulmonary sarcoid and renal calculi in 2001, was referred to the Endocrinology clinic in 2005 with persistent hypercalcaemia despite successful treatment of the sarcoid. The initial hypercalcaemia work-up results were as follows: adjusted calcium 2.96 (2.15–2.60), parathyroid hormone (PTH) 9.0 pmol/l (1.1–6.8), 25-(OH)2 vitamin D 71 nmol/l (>50), magnesium 0.99mmol/l (0.65–1.00), creatinine 97 umol/l...

A 53-year-old Asian supermarket produce supervisor was noted at work to have slurred speech, sweating, and to feel lightheaded. Paramedics were called and on arrival his capillary blood glucose (CBG) was 1.7 mmol/l. This rose to 2.7 mmol/l after he was given glucose gel followed by complex carbohydrate. He remained lightheaded so was taken to hospital. CBG on admission was 2.0 mmol/l, so samples were taken for plasma glucose, insulin, C-peptide and sulphonylurea screen. Plasma...