NORD: Thrombocytopenia Absent Radius Syndrome
http://www.rarediseases.org/search/rdbdetail_abstract.html?disname=Thrombocytopenia%20Absent%20Radiu
Offers the synonyms, a general discussion and further resources.
TAR Syndrome
A personal page about this disorder including links to information.
TAR Syndrome Support Group
For families of children born with this rare disorder.