Endocrine Abstracts

A 45-year-old woman presented with a 6-week history of constipation and generalised abdominal pains. Blood biochemistry revealed a corrected serum calcium of 4.99 mmol/l, phosphate 0.82 mmol/l, and intact parathyroid hormone (i-PTH) of 0.2 pmol/l (normal range 1–6.1 pmol/l). Serum parathyroid hormone related peptide (PTH-rP) was 5.3 pmol/l (normal range <1.8 pmol/l). Computed tomography demonstrated an 11.0×11.6 cm ovarian tumour with cystic and solid areas and h...