ECCO represents and serves the interests of over 50.000 professionals in oncology through its 24 Member Organisations.

 

	Founding Member Societies
	European Association for Cancer Research (EACR)
	European Society for Medical Oncology (ESMO)
	European Society for Therapeutic Radiology and Oncology (ESTRO)
	European Oncology Nursing Society (EONS)
	European Society of Surgical Oncology (ESSO)
	European Society for Paediatric Oncology (SIOPE)

 

	Full Member Societies
	European Association of Neuro-Oncology (EANO)
	European Organisation for Research and Treatment of Cancer (EORTC)
	European School of Oncology (ESO)
	European Society of Breast Cancer Specialists (EUSOMA)
	European Association of Urology (EAU)
	European Society of Gynaecological Oncology (ESGO)
	European Society of Oncology Pharmacy (ESOP)

 

	Advisory Members
	International Union Against Cancer (UICC)
	Breast International Group (BIG)
	European Group for Blood and Marrow Transplantation (EBMT)
	The European Breast Cancer Coalition (EUROPA DONNA)
	European Society of Skin Cancer Prevention (EUROSKIN)
	Organisation of European Cancer Institutes (OECI)
	Flims Alumni Club (FAC)
	European Association of Nuclear Medicine (EANM)
	Association of European Cancer Leagues (ECL)
	The European Prostate Cancer Coalition (Europa Uomo)
	Myeloma Euronet (Myeloma Euronet)