Differential Diagnosis of CAS

· May 9, 2023

Course Number: ABIO2328

When: Available June 26, 2023 – June 26, 2028.

Where: Audio available once you register under “Course Content” at the bottom of this page.

Description: In this course, we will learn how to diagnose Childhood Apraxia of Speech (CAS) by exploring the signs that differentiate it from Dysarthria and motor speech delay. We will discuss the significance of ear training and strategies for ear training exercises. Learners will be able to differentiate between CAS, Dysarthria, and motor speech delay by the end of the course.

Who This Course Is Good For:

  • Any ASHA member, CCC holder, or another professional that is licensed or credentialed to practice speech-language pathology (SLP) or audiology or preparing to earn ASHA CEUs.
  • A professional who works with pediatric clients that have limited natural speech.
  • A speech-language pathologist (SLP) who works in an early intervention setting.
  • A speech-language pathologist (SLP) who works using teletherapy.
  • A professional, educator or teacher who works with children pediatric clients with CAS.
  • Parents or caregivers of children with CAS.
  • Researchers and academics in the field of speech-language pathology and related fields.

Who This Course Isn’t Good For:

  • Any professional that does not currently work with any pediatric clients or plan to in the near future.
  • Highly experienced professionals with advanced training in childhood apraxia of speech and motor-based approaches.
  • Individuals seeking information or training on other speech or language disorders, as this course specifically focuses on childhood apraxia of speech and motor-based approaches.



Venita is an Assistive Technology (AT) Consultant in South Florida. She has a passion for using AAC, AT, and literacy to support individuals with complex communication needs, autism, and other disabilities. Venita has delivered poster presentations on several topics related to AAC at ASHA and co-presented several ASHA CEU accredited courses. Venita co-authored two articles published in ASHA Leader’s online publication, as well as the Lou Knows What to Do book series published by Boys Town Press. Recently, Venita started utilizing the power of social media to empower and motivate educators across the country through the Speechie Side Up podcast, blog, Instagram account, and YouTube channel.


Dr. Jenya Iuzzini-Seigel is an Associate Professor of Speech Pathology and Audiology at Marquette University in Milwaukee, Wisconsin. She is director of the Communication, Movement and Learning Lab where her research focuses on assessment and treatment of communication disorders with specific interest in CAS. She is also interested in care of the whole child including language, literacy, motor performance, fitness and social emotional health.

Disclosure Statements

Venita Litvack has the following relevant financial relationships to disclose: ownership interest in Speechie Side Up, LLC and Tassel Learning, LLC; royalties from the Lou Knows What to Do book series.

Venita Litvack has the following nonfinancial relationships to disclose: member of the ASHA Special Interest Group 12.

Dr. Jenya Iuzzini-Seigel has the following relevant financial relationships to disclose: She is employed by Marquette University. Her research is funded by Once Upon a Time foundation, NIH, and Apraxia Kids. She is receiving an honorarium for this course. She is on the PAC for Apraxia Kids.

Dr. Jenya Iuzzini-Seigel has no nonfinancial relationships to disclose.

Learning Outcomes

As a result of this activity, participants will:
  • Identify at least two signs of childhood apraxia of speech that differentiate it from dysarthria
  • Identify two signs of Dysarthria that differentiate it from CAS
  • Identify two signs of a motor speech delay
  • Describe the importance of ear training


5 minIntroductions and Backgrounds
10 minHow and when can we make a differential diagnosis of CAS
10 minDifferential diagnosis of CAS vs. Dysarthria
15 minSpeech Motor Delay
10 minImportance of ear training for diagnosing and treating MSD’s
10 minDiscussion of helpful resources

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Course Includes

  • 1 Lesson
  • 2 Requirements
  • Course Certificate