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What Is the Significance of Neurodevelopmental Delays in ADHD Per DSM-5? 

PostedAugust 26, 2025
UpdatedSeptember 5, 2025
ByMy Patient Advice

Neurodevelopmental delays ADHD are a key consideration in the DSM-5 when diagnosing ADHD. The DSM-5 recognises that delays in brain development can contribute to the manifestation of ADHD symptoms. These delays may affect the development of regions involved in attention, impulse control, and executive function, which are essential for managing everyday tasks and behaviours. 

Individuals with developmental delays often exhibit signs of ADHD, such as difficulty staying focused, controlling impulses, and regulating emotions. These neurological factors may delay the maturation of critical brain areas, such as the prefrontal cortex, which plays a significant role in managing attention and behaviour. The DSM-5 notes that these delays are not necessarily a result of a brain injury or trauma but are inherent in the neurodevelopmental process itself, potentially influencing the onset and severity of ADHD symptoms. 

Neurodevelopmental delays ADHD are particularly significant in the early stages of life. If developmental delays are present in childhood, ADHD symptoms may be more pronounced, as brain regions responsible for cognitive and emotional regulation may not fully develop at the expected rate. This can result in more noticeable difficulties with concentration, social interactions, and behavioural control. 

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How It Helps 

Understanding neurodevelopmental delays ADHD provides clinicians with insight into the biological basis of ADHD. By recognising these delays, clinicians can better evaluate the underlying causes of ADHD symptoms and create a more targeted treatment plan. Addressing both the neurological factors and the specific developmental needs can improve overall management and outcomes for individuals with ADHD. 

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 DSM-5 Diagnostic Guidelines. 

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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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