Nótese que la vitamina D, para activarse, debe someterse a dos hidroxilaciones: la primera (círculo verde) en el hígado formando 25-hidroxicolecalciferol o calcidiol y la segunda (círculo rojo) en el riñón formando 1,25-dihidroxicolecalciferol o calcitriol, que es la forma activa...
The aim of this study was to evaluate the vitamin D statusassessed by serum 25(OH)D3 (calcidiol) in postmenopausal women who attended a Rheumatologypractice in Madrid area, and to evaluate calcidiol serum levels through one year after twoforms of vitamin D administration. Patients and Methods...