[Rheumatology and osteoporosis (RETOSS): a vision of postmenopausal osteoporosis in rheumatology departments throughout Spain].

Objective: To know the characteristics of the postmenopausal women with osteoporosis consulting Rheumatology Hospital Divisions in Spain.

Methods: An epidemiologic, observational, transverse and multicentric study was performed from June to September 2008 in 63 rheumatology divisions in Spain. Six hundred and twenty nine osteoporotic postmenopausal women were studied using a questionnaire designed to get demographic, clinical, radiological, bone density, and functional information.