Diagnostic ultrasound is a beneficial technique which can be used the audiologists based on essential instruction. Although there are a lot of barriers in relation to the size of the probe and the resolution of the pictures which are obtained,with this method some kind of information can be gained that is impossible to get by any other method. The ability of real- time A and B modes for direct visualization makes them useful tools to study the changes of the ear structures. Ultrasound system is a useful method to evaluate dizzy patients, which can be potentially used along with vestibular tests.