Swedish Association for Cardiothoracic Surgery
- Provides information about the association. Parts of the site are in Swedish.
- http://www.sacts.org/

The Society for Heart Valve Disease
- Provides contact information, articles, rules and regulations, meeting and event information.
- http://www.shvd.org/

The Scandinavian Society for Research in CardioThoracic Surgery
- Provides information about the organization, members, meetings and contact information.
- http://www.ssrcts.org/

Netherlands Association for Cardio-Thoracic Surgery
- Includes information on news, committees, members, residents page and events. Also includes contact information. Language Dutch and English.
- http://www.nacts.org/

Korean Society for Thoracic and Cardiovascular Surgery
- Offers basis information about the society including contact address.
- http://www.ktcs.org/

Israel Society of Cardiothoracic Surgery
- Provides information on members, news, events, resources as well as information for the public. English or Hebrew.
- http://www.israel-ctsurg.org/

Italian Society for Cardiac Surgery
- Offers brief information on news, events,committees, research and members. Some listings in Italian.
- http://www.sicch.org/

German Society for Thoracic and Cardiovascular Surgery
- Has information on members, committees, events, awards and annual meetings. Some of the information is available in German only.
- http://www.gstcvs.org/

French Society for Thoracic and Cardiovascular Surgery
- Provides information about meetings, members, committees and other events of interest to cardiovascular surgeons.
- http://www.fstcvs.org/

Brazillian Society of Cardiovascular Surgery
- Has information about the organization, including news, events, their congress and member information.
- http://www.sbccv.org/

Belgian Association for Cardio-Thoracic Surgery
- Provides information on members, meetings, events committees and links to other Belgian health organizations.
- http://www.bacts.org/

The Australasian Society of Cardiac and Thoracic Surgeons
- Includes basic information on members, committees and their journal.
- http://www.ascts.org/

The European Association for Cardio-thoracic Surgery
- Includes information on meetings, events, members, journals, prizes and awards. Also has a discussion forum.
- http://www.eacts.org/

The Society of Cardiothoracic Surgeons of Great Britain and Ireland
- Contains information on membership, committees, useful links, patient information, educational resources and news.
- http://www.scts.org/

International Society for Minimally Invasive Cardiac Surgery
- Provides information on members, news and events and offers a leadership role in shaping the direction of less invasive cardiac surgery on a global basis.
- http://www.ismics.org/

International Society for Heart and Lung Transplantation
- Dedicated to the advancement of the science and treatment of end-stage heart and lung diseases. Provides information about membership, awards, meetings, publications and links.
- http://www.ishlt.org/

Canadian Cardiovascular Society
- Journal-like website with information about cardiovascular research and resources in Canada.
- http://www.ccs.ca/

British Cardiac Society
- Professional association for those involved in cardiac care, mainly physicians and surgeons. Provides information on members, meetings, publications, education and training.
- http://www.bcs.com/

Phillipine Association of Thoracic and Cardiovascular Surgeons
- Provides contact information and information about the association.
- http://www.patacsi.org/