Tinnitus hum, but it can also arise as a subjective phenomenon from an increased awareness of blood flow in the ear. Rarely, pulsatile tinnitus may be a symptom of potentially life-threatening conditions such as carotid artery aneurysm or carotid artery dissection. Pulsatile tinnitus may also indicate vasculitis, or more specifically, giant cell arteritis. Pulsatile tinnitus may also be an indication of idiopathic intracranial hypertension. Pulsatile tinnitus can be a symptom of intracranial vascular abnormalities and should be evaluated for "irregular noises of blood flow" (bruits). The mechanisms of subjective tinnitus are often obscure. While it is not surprising that direct trauma
International Tinnitus Journal Otorhinolaryngology of the Federal District (Brasilia, Brazil) became the new owner of the "International Tinnitus Journal" and Carlos A. Oliveira (University of Brasilia) took over as editor-in-chief. International Tinnitus Journal The International Tinnitus Journal is a peer-reviewed medical journal that was established in 1995. It covers all aspects of tinnitus. Until 2010, the journal was published by the Martha Entenmann Tinnitus Research Center (State University of New York) in cooperation with the Neurootologisches Forschungsinstitut der 4-G-Forschung e.V. (Bad Kissingen, Germany), and edited by Claus-Frenz Claussen, Abraham Shulman, Barbara Goldstein, and Michael Seidman. It is published biannually and is the official