Home PageRegistration is now open for SSO 2020. SSO 2020 will feature the debut of SSO HUB, a new and interactive experience that replaces the conventional exhibit hall. The HUB will feature five clinical zones – Breast/Endocrine, HPB, Melanoma/Sarcoma, Colorectal/Upper GI and Immuno-Oncology. Each Zone will have a theater where posters, videos and meet the expert sessions will take place. All of this in addition to the HUB main stage where you may view debates, challenging case reviews, industry spotlights, clinical trial spotlights and team competitions.

Learn more about the HUB and SSO 2020 here.


Surgical Management of Primary Retroperitoneal Sarcomas: Rationale for Selective Organ Resection

Authors: Mark Fairweather, MD, Jiping Wang, MD, PhD, Vickie Y. Jo, MD, Elizabeth H. Baldini, MD, MPH,Monica M. Bertagnolli, MD, and Chandrajit P. Raut, MD, MSc

Recently, some have argued for routine resection of adjacent but uninvolved organs in patients with retroperitoneal sarcoma (RPS) without stipulating the rationale for such organ resection (beyond the need to achieve a macroscopically complete resection) or examining histopathologic organ invasion (HOI). This study reviewed the authors’ experience with primary RPS to investigate the rate and rationale for individual organ resection and the rate of HOI.

View this Journal CME article and others at ExpertED@SSO.



Advanced Cancer Therapies logoSSO Advanced Cancer Therapies is taking place February 15 – 17, 2020 at the Rosen Shingle Creek Hotel in Orlando, FL. Advanced Cancer Therapies, formerly known as the International Symposium on Regional Cancer Therapies, is SSO’s surgical oncology event that focuses on regional therapies including HIPEC, regional limb infusions and perfusions for sarcomas melanomas and other diseases.  To register for this event, visit You will find this event in the under the Live Events & Symposia category of the product catalog.


In September 2015, The Lancet Oncology Commission published “Global Cancer Surgery: Delivering Safe, Affordable and Timely Cancer Surgery,” a review of the inequities in global cancer care. As a follow-up to the first report, Chandrakanth Are, MD, surgical oncologist and global advocate on elevating standards for international surgical cancer care, has been appointed by the Lancet Oncology Commission to lead the development of The Lancet Oncology Commission on Global Cancer Surgery- Part II Report. Through his leadership as the Chair of the Society of Surgical Oncology’s (SSO) International Committee and Director of the Global Forum of Cancer Surgeons (GFCS), he is well-equipped to take on the issues that vary dramatically from country to country. Learn more about this upcoming publication.

Listen to the Annals of Surgical Oncology's podcast, Speaking of SurgOnc

Speaking of SurgOnc™ is a podcast brought to you by the Annals of Surgical Oncology (ASO) and the Society of Surgical Oncology (SSO). The series is hosted by ASO Deputy Editor Dr. Frederick L. (Rick) Greene, who will expand upon ideas from articles published in the Annals of Surgical Oncology. Once a month, Dr. Greene will interview authors and leading experts in surgical oncology.

Listen to the most recent episode here or by pressing play on the audio player below.


Connect, collaborate and expand your network.​

Find fellowship with peers from around the world in My SSO Community. Gain valuable insights, explore innovative ideas and share knowledge through candid, member-only conversations.

Join the conversation now.

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SSO 2020 will feature the debut of SSO HUB, a new and interactive experience that replaces the conventional exhibit hall. 

Learn more about the HUB here.

MARCH 25-28, 2020

To register for Advanced Cancer Therapies, visit You will find this event in the under the Live Events & Symposia categor

FEBRUARY 15-17, 2020

This important event consists of both didactic sessions and a hands-on laboratory component. There will also be evening social events.

NOVEMBER 18-20, 2019

ExpertED@SSO is your source for premier continuing education with programs.

Browse our database of other meetings available across the worldwide surgical oncology community.

SSO will hold a one day CGSO Board Exam Review Course in January 2020. Registration is open now.