Neuropsychological Evaluation vs. ADHD Testing: What’s the Difference?

When focus falters, concentration caves, and learning leaves you leering at project plans and business proposals, it’s only natural to wonder what’s going on. Unfortunately, it’s not always easy to get a clear-cut answer: Terms like neuropsychological evaluation and ADHD testing are often used interchangeably, muddying the waters and causing confusion along the way.

But while they sound similar, they involve different processes that reveal different things and require different treatment plans for effective care.

Let’s dive into the specifics.

What is a Neuropsychological Evaluation?

A neuropsychological evaluation is a comprehensive and noninvasive assessment of cognitive abilities. 

Using a broad set of tests, puzzles, interviews, and questions, it measures several brain-based functions, including: 

• Memory

• Executive functioning skills

• Problem-solving skills

• Language skills

• Attention

• Processing speed

• Visual-spatial skills

• Motor skills

• Emotional/behavioral functioning

A neuropsychological evaluation may be used to diagnose or assess a wide range of brain-based challenges, including: 

• Neurodegenerative disorders

• Dementia

• Intellectual development disorders

• Learning disabilities 

• Autism spectrum disorders

• Cognitive impairment

• Psychiatric illnesses

*note that TBH does not provide evaluations for IDD/LD/ASD

This type of testing may also be used to assess damage or monitor recovery from a stroke, concussion, or traumatic brain injury (TBI), substance abuse, or exposure to toxins. 

No matter the reason for screening, neuropsychological evaluations aim to answer several questions, including:

• Is there a brain-based condition influencing cognitive functioning?

• Are challenges, such as memory gaps, consistent with normal processes (such as aging) or a symptom of something else?

• What cognitive strengths and weaknesses does the individual possess?

• What types of support, accommodations, and rehabilitation strategies are recommended?

  
  

What is ADHD Testing?

As its name insinuates, ADHD testing focuses not on a wide range of neurological disorders but on a single one: Attention-deficit hyperactivity disorder. It’s a type of screening used to diagnose children, teens, and adults. (Note that TBH only sees 18+.)

ADHD testing looks for signs of and distinguishes between the three types of ADHD:

• Inattentive ADHD: Individuals with this type often struggle with paying attention, organization, and completing tasks. 

• Hyperactive-Impulsive ADHD: Individuals with this type have trouble sitting still, controlling their actions and words, and considering consequences. 

• Combined ADHD: Individuals with this type have a mix of both inattentive symptoms and hyperactive/impulsive ones.

There is no single test used to diagnose ADHD; rather, providers rely on a combination of clinical interviews, rating scales, and functional impairment reviews to come to a conclusion.

ADHD testing is designed to answer the following:

• Does the individual meet the criteria for an ADHD diagnosis?

• Are attention struggles and/or hyperactive/impulsive symptoms causing functional impairment?

• Could other conditions (such as PTSD or depression) better explain symptoms?

• What type of accommodations would be most effective?

Is a Neuropsychological Evaluation Necessary to Diagnose ADHD?

ADHD testing may include screening for overlapping conditions, including anxiety, insomnia, and trauma, but it does not typically involve the full spectrum of testing. The reason why is simple: An ADHD diagnosis does not require a neuropsychological evaluation. 

In fact, comprehensive assessments can miss the nuance ADHD presents, as these evaluations aren’t sensitive or specific enough to capture the significant intraindividual variability. In other words, there’s no such thing as a standard “ADHD brain” that an assessment can pinpoint: Symptoms show up differently in different people.  While certain cognitive features, such as sluggish cognitive tempo, difficulty with sustained attention, and/or executive functioning, can be common in individuals with ADHD, they can also be features of neurocognitive disorders distinct from ADHD.  

Furthermore, those suffering from ADHD may also do perfectly well on neuropsychological tests, solving problems and puzzles with ease. But this doesn’t translate to real-world instances where self-regulation, flexibility, time management, and spontaneity are routinely required.  The testing room typically provides a calm, distraction-free environment that does not mimic real life, full of its chaos, demands, and distractions.  

Whether you’re seeking a comprehensive neuropsychological evaluation due to cognitive symptoms such as difficulty with planning or tracking information, or wondering if ADHD could explain your symptoms, we can help. Reach out today to schedule a consultation.