GROINSS-V II Multicenter observational study Is radiotherapy a safe - PowerPoint PPT Presentation

GROINSS-V II • Multicenter observational study • Is radiotherapy a safe alternative for lymphadenectomy in patients with a positive SN ? – SN negative : follow-up – SN positive : radiotherapy (50 Gy)

Update GROINSS-V II Dec 2005 – Oct 2016 1715 registrations 1800 1600 1400 1200 1000 800 600 400 200 0 Dec05 June10 Oct16 Inclusion every three months

UMCG, NL VUMC, NL MUMC, NL 180 AMC, NL Eindhoven/Tilburg, NL Radboud UMC, NL UMCU, NL 160 NKI-AVL, NL LUMC, NL Erasmus MC, NL Leuven, BE SE (Karlstad, Lund, Uppsala) 140 Sahlgrenska, SE Linkoping, SE Praag, CR Plzen, CR Denmark (Copenhagen, Aarhus) 120 Cambridge, UK Birmingham, UK Leeds, UK Manchester, UK 100 Nottingham, UK Norfolk&Norwich, UK London, UK Maidston and Tunbridge, UK James Cook hospital, UK 80 University Hospital Llandough, UK Royal Surrey, UK Roayl Derby, UK Singleton, UK St Michaels Hospital, UK 60 St Bartholomew's London, UK Norwegian Radium Hospital, NO CHUM, Canada Dalhousie, Canada 40 Toronto, Canada Graz, A Jena, DE Rhode Island, USA Oklahoma, USA 20 MD Anderson CC, USA Baystate MC, USA Kansas University CC, USA Memorial Sloan Kettering, USA Morristown MC, USA 0 St Josephs Phoenix, USA Ohio State University, USA Womens CC Nevada, USA Magee Womens Hospital UPMC, USA

GROINSS-V II • On October 7, 2016 the study completed the accrual of 150 patients with micrometastases in the SN ! • GROINSS-V III: in preparation