Diagnostic Tools

The following excerpt is taken from Appendix G of Autistic Spectrum Disorders: Finding a Diagnosis and Getting Help by Mitzi Waltz, copyright 2002 by O’Reilly & Associates, Inc. For book orders/information, call (800) 998-9938. Permission is granted to print and distribute this excerpt for noncommercial use as long as the above source is included. The information in this article is meant to educate and should not be used as an alternative for professional medical care.

For those readers who need to know more about the symptoms of autistic spectrum disorders and how these disorders are diagnosed and differentiated, this resource includes two helpful tools:

  • The Autism Research Institute’s Form E-2 Check List
  • The Childhood Autism Rating Scale (CARS)