What Is Videostroboscopy?
Videostroboscopy is the latest state of the art technique used for evaluating any abnormalities in the vocal cords . This technique require telecasting recording in combination with a process call stroboscopy for pass judgment the vocal cords and identify any abnormalities . This technique is normally used for individuals with any sort of speech irregularity .
When an individual speak , the outspoken congregation in the larynx vibrate because of which sounds are expressed . The rate at which the vocal fold vibrate is way to fast and it becomes virtually unimaginable to evaluate the vocal cords when an individual utter .
What stroboscopy does is that it emits light momentum which are a scrap slower than the frequency at which the outspoken cords vibrate and through the strobe light that is emitted by this cat’s-paw the vocal cords appear to move much dim allowing the physician to value any freakishness in the vocal corduroys .
The evaluation is done usually by a rigid endoscope which is inserted through the mouth or a flexible endoscope which is inserted through the nose and into the larynx . This endoscope has a minature photographic camera confiscate to it which allow visualization of the vocal electric cord . A video transcription of the whole procedure is done which is used for further rating and observing the results of the videostroboscopy .
Why Is Videostroboscopy Done?
The master purpose of a videostroboscopy is to figure and valuate the vocal cords looking for any freakishness such as hoarseness of voice or other disfunction due to swelling of the vocal cords . Vocal cords can tumefy due to overexploitation of the outspoken cords like constant yelling or screaming like when in a rock ‘n’ roll concert or when delivering speeches at a public gathering for a long period of time .
Videostroboscopy is also quite helpful to determine the presence of any lesions in the outspoken cords , fervor , or other disorder of the outspoken cords . This study is also helpful to assess the single-valued function of the vocalization box . If an individual has problem with unsay then a cause for this can also be assessed through videostroboscopy .
How Is Videostroboscopy Done?
In social club to do a videostroboscopy , the patient role will be asked to sit straight with just a svelte forward skimpy . The patient will then be administer a topical anesthetic agent in the throat to make the patient comfortable throughout the operation and also conquer the gag reflex action .
A flexible or a rigid endoscope is then inserted through the lip or the nose . The patient will then be asked to do certain task involving the vocal cord like reciting a verse form or sing . This is when the outspoken electric cord will be evaluated through stroboscopy . The whole process is video recording recorded . The entire subroutine takes about 15 - 20 second .
Once the patient is through with the videostroboscopy procedure , the results of the operation is then discussed with the patient and in case of any abnormality ground during videostroboscopy a detailed treatment programme and appropriate referral is discussed for treatment of the abnormality found on videostroboscopy .
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