Those with foreign accent syndrome speak in a distorted rhythm and tone, such as:
Making vowel sounds longer and lower such as changing English “yeah” to German “jah”
Changing sound quality by moving the tongue or jaw differently while speaking
Substituting words or using inappropriate words to describe something
Stringing sentences together the wrong way
If you have FAS, you may be able to speak easily and without
anxiety. Other people are able to understand you. The accent that you have adopted could be within the same language, such as American-English to British-English.
Symptoms can last for months, years, or may be permanent.
You will be asked about your symptoms and medical history. A physical exam will be done paying particular attention to the muscles used in speech. A psychological evaluation may also be done to rule out psychiatric conditions.
Your language skills will be assessed. This can be done with:
Tests to assess reading, writing, and language comprehension
Use of recordings to analyze speech patterns
Images will be taken of your brain. This can be done with: