Which of the following is NOT a subtype of ADHD?

The correct response highlights that "Behaviorally challenged" is not recognized as a subtype of ADHD. The established subtypes include Hyperactive-Impulsive, Inattentive, and Combined. Each of these subtypes is defined based on a distinct pattern of symptoms as laid out in diagnostic criteria such as the DSM-5.

Hyperactive-impulsive is characterized primarily by excessive movement, fidgeting, and impulsiveness. Inattentive symptoms include difficulty sustaining attention, organizing tasks, and following through on instructions. The Combined subtype incorporates traits from both hyperactive-impulsive and inattentive categories, which means individuals exhibit significant symptoms from both areas.

In contrast, "Behaviorally challenged" lacks specific, standardized criteria within the context of ADHD diagnosis. This term is more general and can refer to a wide range of behavioral issues that are not specific to ADHD or its subtypes. Understanding the nuanced definitions of each subtype underscores the importance of accurate diagnosis and treatment tailored to individual needs.