Endovascular repair of an internal mammary artery aneurysm in a patient with Takayasu arteritis.

Internal mammary artery aneurysms are rare, but serious, clinical entities. We describe a rare case in which an internal mammary artery aneurysm in a patient with Takayasu arteritis was successfully treated with coil embolization. To the best of our knowledge, this is the first report of an internal mammary artery aneurysm associated with Takayasu arteritis.