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Attention deficit hyperactivity disorder predominantly inattentive (ADHD-PI or ADHD-I), [3] is one of the three presentations of attention deficit hyperactivity disorder (ADHD). [4] In 1987–1994, there were no subtypes or presentations and thus it was not distinguished from hyperactive ADHD in the Diagnostic and Statistical Manual (DSM-III-R).
A score of 1 or 2 on at least one question in the performance section indicates impairment. The rules for scoring are as follows: ADHD inattentive type: Must score either a 2 or 3 on six or more items in questions 1–9. ADHD hyperactive/impulsive type: Must score either a 2 or 3 on six or more items in questions 10–18.
The Test of Variables of Attention (T.O.V.A.) is a neuropsychological assessment that measures a person's attention while screening for attention deficit hyperactivity disorder. Generally, the test is 21.6 minutes long and is presented as a simple, yet boring, computer game.
ADHD is the only disorder of attention currently defined by the DSM-5 or ICD-10. Formal diagnosis is made by a qualified professional. It includes demonstrating six or more of the following symptoms of inattention or hyperactivity-impulsivity (or both). [25] [26]
Attention deficit hyperactivity disorder (ADHD) [1] is a neurodevelopmental disorder characterized by symptoms of inattention, hyperactivity, impulsivity, and emotional dysregulation that are excessive and pervasive, impairing in multiple contexts, and developmentally inappropriate. [9] ADHD symptoms arise from executive dysfunction. [18]
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The DSM-5 (2013), the current version, also features ICD-9-CM codes, listing them alongside the codes of Chapter V of the ICD-10-CM. On 1 October 2015, the United States health care system officially switched from the ICD-9-CM to the ICD-10-CM. [1] [2] The DSM is the authoritative reference work in diagnosing mental disorders in the world.
[10] [13] Additionally, clinicians commonly overlook symptoms of ADHD and/or fail to consider it as a diagnosis in adults due to the overlap in symptoms with other psychiatric conditions, such as anxiety disorders, mood disorders, substance use disorders, and personality disorders. [8] [10] [32] The symptoms of these psychiatric disorders may ...