Endocrine Abstracts

Introduction: Primary skeletal muscle lymphomas are extremely rare, accounting for less than 1% of extra-nodal lymphomas.1 Hypercalcaemia is a common reason for admission to hospital. There are four main mechanisms by which neoplasms can cause hypercalcaemia; secretion of parathyroid hormone-related peptide, osteolytic metastases, (rarely) ectopic PTH secretion, and expression of 1 alpha hydroxylase, causing excess activated vitamin D and gastrointestinal absorption...