Course Description
An Introduction to Dual Diagnosis covering Historical vs. contemporary treatment of dually diagnosed clients, Substance-Use Disorders, recognizing the  symptoms of psychiatric disorders commonly found among the dually-diagnosed population, recognizing the significant overlaps between symptoms of mental illness and substance abuse, and understanding the differences between cases of mental health diagnosis, substance use diagnosis, dual diagnosis, and substance-induced diagnosis.

Learning Objectives
By the end of this course the student will be able to:


  • Define dual diagnosis
  • Explain the Historical vs. contemporary treatment of dually diagnosed clients
  • Understand the difference between Substance Abuse and Substance Dependence
  • Understand and know diagnostic specifiers used when diagnosing substance-use disorders
  • Recognize symptoms of use, intoxication and withdrawal from commonly used substances (alcohol, amphetamines, cannabis, cocaine, opiates)
  • Recognize the significant overlaps between symptoms of mental illness and substance abuse, and to know common mistakes made in diagnosis due to this overlap
  • Understand the differences between cases of mental health diagnosis, substance use diagnosis, dual diagnosis, and substance-induced diagnosis