“…In February 1993, following publication of results from a screening trial conducted in Canada, another multidisciplinary workshop was held and the summary of that conference stated a consensus that there was no basis at the time for significant alteration of the ACS screening guidelines for younger women. 3 In October 1993, the ACS in association with the International Union against Cancer (UICC) held an international workshop on the topic of breast cancer screening in premenopausal women. The conclusion of that conference was that although other recommendations were not to be excluded, the available evidence supported the ACS guideline recommendations for periodic breast cancer screening by mammography beginning at 40 years of age.…”