Context: Ovarian cancers represent the 4th cause of mortality by cancer for women in France and were responsible of more than 3 000 deaths in 2005. The Standards, Options: Recommendations (SOR) project has been undertaken by the French National Federation of Cancers Centers is now part of the French National Cancer Institute since the 1st of may 2008. The project involves the development and updating of evidence-based clinical practice guidelines (CPG) in oncology. Following the monitoring process, we identifi ed new data conferring suffi cient elements to justify an updating of the CPG concerning the surgical, the medical fi rst-line and consolidation treatments of epithelial ovarian cancers. Objectives: To update the CPG according to the methodology SOR.