Searchable abstracts of presentations at key conferences in endocrinology

ea0037ep314 | Calcium and Vitamin D metabolism | ECE2015

Idiopathic hypercalcaemia in pregnancy not due to PTHrP: suggestion for another pathomechanism by genetic defect of 24-hydroxylase

Horvath Csaba , Meszaros Szilvia , Acs Orsolya , Hosszu Eva , Nemeth Julia , Csupor Emoke , Szathmari Miklos , Acs Nandor , McCloskey Eugene V

A 32-year-old women initially presented with recurrent kidney stones and was found to have nephrocalcinosis. She was found to normocalcaemic but hypercalciuric, with a plasma ionized calcium at upper-limit of normal and a PTH in lower normal range. One year later, during the first trimester of a pregnancy, she presented with severe hypercalcaemia, hypercalciuria and suppression of PTH. Extensive investigations for causes of hypercalcaemia excluded hyperparathyroidism, other en...