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What Tests Are Used for Twice-Exceptional Assessment? 

PostedOctober 10, 2025
UpdatedOctober 10, 2025
ByMy Patient Advice

Twice-exceptional ADHD testing refers to the evaluation of individuals who are both gifted and have ADHD. Diagnosing twice-exceptional individuals can be complex because their cognitive strengths may mask ADHD symptoms, and vice versa. To gain a comprehensive understanding of their abilities and challenges, a variety of diagnostic tools are used. 

A cognitive evaluation is typically the first step, assessing intellectual abilities and identifying areas of strength. Standard IQ tests can measure a person’s cognitive potential, but these tests alone are insufficient for diagnosing ADHD. To capture the full spectrum of a twice-exceptional individual’s abilities, neuropsychological testing is often included. This involves a battery of tests designed to assess memory, attention, executive function, and processing speed, providing insights into both cognitive strengths and ADHD-related difficulties. 

How It Helps 

Here’s how twice-exceptional ADHD testing works: 

Diagnostic Tools 

Diagnostic tools like interviews, behaviour assessments, and questionnaires help clinicians gather information from parents, teachers, and other professionals. This helps ensure a full picture of the individual’s strengths and weaknesses. 

Neuropsychological Testing 

Neuropsychological testing goes beyond traditional cognitive evaluations by measuring executive function, memory, and other skills that can be impacted by ADHD. This allows clinicians to differentiate between giftedness and ADHD-related challenges. 

By using a combination of these diagnostic tools and neuropsychological testing, clinicians can accurately assess twice-exceptional individuals and create tailored support plans that address both their intellectual strengths and ADHD-related difficulties. 

Visit providers like ADHD Certify for personal consultations and expert advice tailored to your needs.    

For a deeper dive into the science, diagnosis, and full treatment landscape, read our complete guide to Myths about ADHD and intelligence.

Harriet Winslow, BSc - My patient advice author - mypatientadvice.co.uk

Harriet Winslow, BSc

Author

Harriet Winslow is a clinical psychologist with a Bachelor’s in Clinical Psychology and extensive experience in behaviour therapy and developmental disorders. She has worked with children and adolescents with ADHD, autism spectrum disorder (ASD), learning disabilities, and behavioural challenges, providing individual and group therapy using evidence-based approaches such as CBT and DBT. Dr. Winslow has developed and implemented personalised treatment plans, conducted formal and informal assessments, and delivered crisis intervention for clients in need of urgent mental health care. Her expertise spans assessment, treatment planning, and behavioural intervention for both neurodevelopmental and mental health conditions.

All qualifications and professional experience stated above are authentic and verified by our editorial team. However, pseudonym and image likeness are used to protect the author's privacy.

Dr. Rebecca Fernandez, MBBS, author and a reviewer for my patient advice - mypatientadvice.co.uk

Dr. Rebecca Fernandez, MBBS

Reviewer

Dr. Rebecca Fernandez is a UK-trained physician with an MBBS and experience in general surgery, cardiology, internal medicine, gynecology, intensive care, and emergency medicine. She has managed critically ill patients, stabilised acute trauma cases, and provided comprehensive inpatient and outpatient care. In psychiatry, Dr. Fernandez has worked with psychotic, mood, anxiety, and substance use disorders, applying evidence-based approaches such as CBT, ACT, and mindfulness-based therapies. Her skills span patient assessment, treatment planning, and the integration of digital health solutions to support mental well-being.

All qualifications and professional experience stated above are authentic and verified by our editorial team. However, pseudonym and image likeness are used to protect the reviewer's privacy. 

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