Endocrine Abstracts

In May 2011 a 55-year-old South East Asian man had a tumour removed from the floor of his mouth. The histology was consistent with a brown tumour of hyperparathyroidism. His PTH was raised at 12.3 pmol/l (NR 1.6–7.5) and he was referred to the endocrinology clinic. His serum calcium was 2.22 mmol/l (NR 2.2–2.6 mmol/l) and his serum 25 (OH) vitamin D level was <15 (NR >50 nmol/l) with a normal alkaline phosphatase. He had no symptoms of osteomalacia. He is a v...