Clinical Oncology Society of Australia
Welcome
to COSA
COSA is the peak national body for all health professionals whose work involves the care of cancer patients.
Upcoming Events
VIEW EVENTS CALENDARBecome a member
Progress your career and knowledge, access up-to-date news and resources, save on conferences and educational resources.
Join TodayCollaborate and make a difference
Connect with leaders in cancer healthcare, drive advocacy and facilitate research to impact cancer care and control.
VIEW OUR GROUPS
Why become
a member?
COSA membership offers opportunities to connect, collaborate and contribute to improve cancer care
BECOME A MEMBER
Discount registration at COSA’s Annual Scientific Meeting & other events
Online access to the Asia Pacific Journal of Clinical Oncology & many other publications
Greater impact when advocating for improvements in cancer care and control
Upcoming
events
18/11/2025
5th Cancer Council AEA Cancer SIG ECR Conference
Cancer Council and Australasian Epidemiological Association
VIEW EVENT
24/11/2025 - 27/11/2025
AGITG 27th Annual Scientific Meeting
Australasian Gastrointestinal Trials Group
VIEW EVENT
09/12/2025 - 12/12/2025
San Antonio Breast Cancer Symposium
San Antonio Breast Cancer Symposium SABCS
VIEW EVENT
05/02/2026 - 07/02/2026
ABG 34th Annual Scientific Meeting
The Australasian Brachytherapy Group
VIEW EVENT
06/03/2026 - 08/03/2026
Pathology Update 2026
The Royal College of Pathologists of Australia
VIEW EVENT
Education
COSA supports the professional and educational needs of its members by designing, developing and delivering professional development activities. Examples of these include the ASM, Clinical Professional Days, the National Cancer Survivorship Conference and the development of Clinical Practice Guidelines.
Research
COSA facilitates research across the spectrum of cancer care through the ASM, COSA Groups and support for the Cancer Cooperative Trials Groups. COSA also publishes submissions and reports related to cancer research issues in Australia.
Advocacy
COSA is active in advocating for improvements in cancer care policy in Australia. COSA regularly makes submissions to government and other organisations on matters of significance to COSA members. COSA also releases reports and position statements developed by COSA members.
Collaboration
COSA works to enhance cancer care in Australia through the development of professional networks. COSA members with a common interest in a discipline, disease type or area of need form Groups to discuss issues and develop solutions to common problems in cancer care.
Join Australia's leading oncology community & make an impact
Become a COSA memberTwitter
@COSAoncology
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COSAoncology 14 hours ago
It's a wrap! Thank you to the 1255 delegates who joined us in Adelaide for COSA-IPOS 2025 and to everyone who made our meeting a huge success. Watch the video for all the stats and see you in Sydney next year at #COSA26. #COSAIPOS2025 #COSA25 pic.
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COSAoncology 14 hours ago
Congratulations to the winner of the 'Best of the Best Oral: Supportive Care' Christina Signorelli at #COSAIPOS2025 #COSA25 pic.
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COSAoncology 14 hours ago
Congratulations to the winner of the 'Best of the Best Oral: Service provision' Davina Gillard at #COSAIPOS2025 #COSA25 pic.
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COSAoncology yesterday
Congratulations to the winner of the 'Best of the Best Oral: Epidemiology' Kin Yin Carol Chan at #COSAIPOS2025 #COSA25 pic.
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COSAoncology yesterday
Congratulations to the winner of the 'Best of the Best Rapid Fire Oral: Exploring whole person cancer care – psychosocial and physical' Annie Curtis at #COSAIPOS2025 #COSA25 pic.
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COSAoncology yesterday
Congratulations to the winner of the 'Best of the Best Rapid Fire Oral: AI and lived experience - redefining cancer care' Mikaela Doig at #COSAIPOS2025 #COSA25 pic.
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COSAoncology yesterday
Congratulations to the winner of the 'Best of the Best Oral: Health Services' Huah Shin Ng at #COSAIPOS2025 #COSA25 pic.
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COSAoncology 2 days ago
Congratulations to the winner of the 'Best of the Best Oral: Education' Jennifer Kilkus at #COSAIPOS2025 #COSA25 pic.
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COSAoncology 2 days ago
Congratulations to the winner of the 'Best of the Best Oral: Clinical research' Shalini Vinod at #COSAIPOS2025 #COSA25 pic.
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COSAoncology 2 days ago
Congratulations to the winner of the Best of the 'Best Oral Rapid Fire Presentation: Innovations for better patient outcomes' Benita VR Rajvi at #COSAIPOS2025 #COSA25 pic.
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