What does Diplophonia mean?

Diplophonia is the production by the voice of 2 separate tones through quasiperiodic variations in the vocal fold vibration (Ward PH, Moore GP.

What is diplo sickness?

Diplopia is the simultaneous perception of two images of a single object that may be displaced horizontally or vertically in relation to each other. Also called double vision, it is a loss of visual focus under regular conditions, and is often voluntary.

What causes diplophonia and what are the causes?

It has been reported from old days, but there is no uniform interpretation of established mechanisms. It has been established that diplophonia can be caused by various vocal fold pathologies, such as vocal folds polyp, vocal fold nodule, recurrent laryngeal nerve paralysis or vestibular fold hypertrophy.

What kind of vocal cord paralysis is diplophonia?

Often seen with vocal cord paralysis, and in submucosal disorders such as epidermoid cyst and glottic sulcus. Except for a type of luffing diplophonia that may be functionally produced, diplophonia tends to be a pathologic vocal phenomenon.

What is the medical term for double pitch phonation?

Diplophonia is double pitch phonation. Often seen with vocal cord paralysis, and in submucosal disorders such as epidermoid cyst and glottic sulcus. Except for a type of luffing diplophonia that may be functionally produced, diplophonia tends to be a pathologic vocal phenomenon. Use Up/Down Arrow keys to increase or decrease volume.

What are the symptoms of severe presbylarynx dysphonia?

If you click on the video, you will see a videostroboscopy displaying severe presbylarynx. There is severe compensatory muscle tension dysphonia (MTP2 – false vocal fold hypertrophy). The atrophic vocal folds can barely be seen beneath the false folds. The patient’s voice was breathy and dysphonic.