The Vocal Pathology: Neurological app helps students and patients learn and professionals teach vocal pathologies. The app features amyotrophic sclerosis, myasthenia gravis, Parkinson’s disease and post-polio syndrome videos. Each disorder case includes a key highlight view of abducted and adducted vocal folds. All disorders and normal video include an audio clip of the patient reading the rainbow passage. A normal animated vocal fold illustration, structure ID and three normal videos help patients and students both learn and contrast pathologies against normal vocal folds. Disclaimer: seek a doctor’s advice in addition to using this app and before making any medical decisions.

- Three case examples each for myasthenia gravis, Parkinson’s disease and normal views. Two case examples for amyotrophic sclerosis and post-polio syndrome views.

- Key disorder highlights and videos for amyotrophic sclerosis, myasthenia gravis, Parkinson’s disease and post-polio syndrome views. Animated illustration, structure ID and video case examples for normal views

- All disorders and normal views include each patient reciting the rainbow passage. This makes it easy to hear the effect of each disorder on the function of the vocal folds.

- Videos/animated illustration includes play and pause controls. Audio clips include play, pause and stop controls.

- Zoom and pan all disorder highlights, the normal vocal fold animated illustration & structure ID.

- All zoom and pan views include an easy reset button.