This site is no longer offering information regarding Thoracic Outlet Syndrome.

Merger Information

Effective Saturday, May 14, 2011,  the American TOS Association will cease some operations temporarily or permanently while we make a possible transfer to the new organization. No new memberships will be authorized on or after Saturday May 14, 2011.  . Any membership made on May 14, 2011 will not be processed and/or refunded.

Memberships to ATOSA as of Friday May 13, 2011 will be honored and benefits will continue.

Merger Update  02/09/2012 Merger placed on hold as our Founder's surgical complications and health have worsened. Most pages of this website will be closed for the remainder of the year. Current paid membership will continue and member forum will still remain available until all memberships have expired.

Update 4/19/2012. No merger will take place. The American TOS Association will be closing for now.