Diagnostic Overshadowing

The term diagnostic overshadowing stems from research by Steven Reiss, Grant Levitan, and Joseph Szyszko, who examined psychologists' perceptions of mental health problems in individuals with intellectual disorders (ID). Their 1982 article described their findings that the diagnosis of ID often obscured other mental health diagnoses, noting that the emotional and behavioral problems of a person with ID were attributed to limitations in cognitive and/or social functioning without further assessment, diagnosis, or treatment of comorbid conditions.

Reiss and colleagues used the term diagnostic overshadowing to describe the attribution of behavioral and emotional symptoms to the ID diagnosis rather than to a comorbid psychological disorder. Over time, the term has been expanded in application to other intellectual and developmental disorders (ID/DD). This entry describes ongoing research ...

  • Loading...
locked icon

Sign in to access this content

Get a 30 day FREE TRIAL

  • Watch videos from a variety of sources bringing classroom topics to life
  • Read modern, diverse business cases
  • Explore hundreds of books and reference titles