Abstract
THE EXISTENCE of the structure now known as the carotid body was first recognized by von Haller1 (1743) who called it the ganglion minutum. Luschka2 (1762), however, renamed it the ganglion intercaroticum as he considered it to be part of the sympathetic chain. A little over a century later according to Marchand3 (1891), Reigner in 1880 was the first person to remove a tumor originating from this body but with fatal result. Scudder4 (1903), however, was said to be the first to have carried out a successful removal of a tumor of this body without complications. Since then other structures of similar nature have been discovered in the neck and upper thorax, and with the one discovered earlier they have all been named according to their site in relation to the large vessels, the glomus caroticum, innominatum, or aorticum. Other similar bodies were found in the