Search for hidden secondary causes in postmenopausal women with osteoporosis.

Objective: The prevalence of secondary processes in women with postmenopausal osteoporosis (OP) is not well known. The aim of this study was to analyze the prevalence of conditions contributing to bone loss in postmenopausal women with OP and to evaluate the clinical characteristics and the impact of these disorders on the severity of the disease.

Methods: A total of 204 postmenopausal women (mean +/- SD age, 64.