SAN ANTONIO (EGMN) - Bilateral oophorectomy in women younger than age 45 is associated with a subsequent doubled prevalence of osteoporosis and a similarly elevated rate of arthritis, compared with women with intact ovaries.These findings from a new analysis of the Third National Health and Nutrition Examination Survey (NHANES III) had a further twist: The likelihood of having low bone mineral density and/or arthritis was even greater in the subgroup of women not on hormone replacement therapy following...