Pathophysiology: Dysarthria is difficulty speaking caused by problems controlling the muscles used in speech. Dysarthria is a motor-speech disorder. It causes the inability to coordinate or control the muscles in the face, mouth, and respiratory system. It usually occurs when a brain injury causes the muscles to become weak or immobile.
Symptoms: Sounding as though they are mumbling • Speaking softly or in a whisper • Speaking in a nasal or stuffy, hoarse, strained, or breathy voice.
Treatment: Speech and language therapy.
Major Research: Rare instrument collects speech data for dysarthria patients.