Symptoms AOS/CAS and Dysarthria AOS/CAS Being able to express something correctly one time then incorrectly the next. Slurred Speech distorts or changes sounds Inconsistent errors on consonants and vowels in repeated productions of syllables or Vowel sound errors Struggle to mimic and pronounce sounds on your own. Tends to put the stress on the wrong syllable or word Excessive movements of the mouth or attempting to position the mouth for sound production This is known as groping. Slow speech. Difficulty moving your tongue, lips, or facial muscles Rate, rhythm and stress of speech are disrupted Inappropriate intonation and stress in word/phrase production (for example, difficulty with the timing, rhythm and flow of speech). Dysarthria ·Inability to speak louder than a whisper or speaking too loudly · ·Rapid speech that is difficult to understand · ·Nasal, raspy or strained voice · ··Uneven or abnormal speech rhythm · ··Uneven speech volume · ··Monotone speech · Sound robotic or choppy