Tinnitus refers to the abnormal sounds which one may hear. These sounds stem from within the brain and are not produced by an external stimulus.
These sounds differ in their frequency from person to person who may be subjected to tinnitus. The types of sounds that a patient may hear may be tonal or a ringing in the ear, pulsatile or pulsating, buzzing, hissing, whistling and even roaring sounds. Sometimes the patients may even complain of a beeping sound.
There are instances when the tinnitus sounds are audible not only the patient but also to others. This is referred to as objective tinnitus in medical parlance. It is quite rare as compared to subjective tinnitus, which can be heard by the patient only. » Read more: What Are the Symptoms of Tinnitus?
