Electrogustometry

Electrogustometry is a diagnostic procedure used to measure the gustatory function, or sense of taste, in an individual. It is a non-invasive procedure that uses electrical stimulation to assess the taste thresholds of the tongue.

Procedure

The procedure of electrogustometry involves the application of a small electrical current to the tongue. The current is delivered through a probe, which is placed on different areas of the tongue. The patient is then asked to indicate when they can taste a metallic flavor. The intensity of the current is gradually increased until the patient can taste the metallic flavor, which is the taste threshold.

Uses

Electrogustometry is used to diagnose and monitor conditions that affect the sense of taste, such as Bell's palsy, Sjögren's syndrome, and glossopharyngeal neuralgia. It can also be used to assess the effects of certain treatments on the sense of taste, such as radiation therapy for head and neck cancer.

Limitations

While electrogustometry is a useful tool for assessing taste function, it has some limitations. It only measures the taste thresholds for metallic tastes, not for sweet, sour, salty, or bitter tastes. It also does not measure the intensity or quality of taste sensations.

See also

• Taste
• Taste disorder
• Gustatory system

References

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