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A specific type of tinnitus, objective tinnitus, is characterized by hearing the sounds of one's own muscle contractions or pulse, typically a result of sounds that have been created by the movement of jaw muscles or sounds related to blood flow in the neck or face. [50]
There are many potential causes of tinnitus, and the condition is most often caused by some degree of hearing loss, another reason people experience this sound is due to high blood pressure. This ...
Objective tinnitus can be heard from those around the affected person and the audiologist can hear it using a stethoscope. Tinnitus can also be categorized by the way it sounds in one's ear, pulsatile tinnitus [18] which is caused by the vascular nature of Glomus tumors and non-pulsatile tinnitus which usually sounds like crickets, the sea and ...
Bruit, also called vascular murmur, [3] is the abnormal sound generated by turbulent flow of blood in an artery due to either an area of partial obstruction or a localized high rate of blood flow through an unobstructed artery.
It was a symptom of pulsatile tinnitus and was related to a vein in her neck. Woman suddenly starts hearing mystery whooshing noise in tune with her heartbeat. It was a symptom of pulsatile ...
The high pressure within a Type II Archived 2007-03-12 at the Wayback Machine dural AV fistula causes blood to flow in a retrograde fashion into subarachnoid veins which normally drain into the sinus. Typically this is because the sinus has outflow obstruction. Such draining veins form venous varices or aneurysms which can bleed. Type II ...
Venous hum is a benign auscultatory phenomenon caused by the normal flow of blood through the jugular veins. [1] At rest, 20% of cardiac output flows to the brain via the internal carotid and vertebral arteries; this drains via the internal jugular veins.
The cause of Ménière's disease is unclear, but likely involves both genetic and environmental factors. [1] [3] A number of theories exist for why it occurs, including constrictions in blood vessels, viral infections, and autoimmune reactions. [3] About 10% of cases run in families. [4]