Can gene mutations lead to different ADHD presentations?

PostedAugust 18, 2025

UpdatedSeptember 3, 2025

ByMy Patient Advice

Author: Lucia Alvarez, MSc | Reviewed by: Dr. Rebecca Fernandez, MBBS

Yes, specific gene mutations may play a role in how ADHD presents differently across individuals. While most cases of ADHD stem from a combination of genetic and environmental factors, rare or impactful gene mutations in ADHD can influence how the condition presents, whether predominantly inattentive, hyperactive-impulsive, or combined. These mutations can affect brain development, neurotransmitter regulation, or cognitive processing, all of which help shape specific symptom patterns.

This explains why two people with ADHD may have vastly different experiences and support needs.

Genetics and ADHD diversity

Here’s how gene differences relate to variations in ADHD.

ADHD subtypes

Mutations in genes linked to dopamine, serotonin, or norepinephrine can lead to differences in focus, energy, and impulse control, aligning with distinct ADHD subtypes. For example, dopamine-related mutations are more commonly seen in individuals with hyperactive traits.

Genetic presentation

Genetic presentation refers to how a person’s unique genetic makeup influences their ADHD symptoms. A child with a rare mutation affecting executive function may struggle more with planning and organisation, while another with a different mutation might show mood-related challenges.

By studying gene mutations in ADHD, clinicians can develop more individualised interventions. Visit providers like ADHD Certify to explore advanced assessments and personalised care strategies based on genetic insights.

For a deeper dive into the science, diagnosis, and full treatment landscape, read our complete guide to Genetic Factors in ADHD.

Lucia Alvarez, MSc

Author

Lucia Alvarez is a clinical psychologist with a Master’s in Clinical Psychology and extensive experience providing evidence-based therapy and psychological assessment to children, adolescents, and adults. Skilled in CBT, DBT, and other therapeutic interventions, she has worked in hospital, community, and residential care settings. Her expertise includes grief counseling, anxiety management, and resilience-building, with a strong focus on creating safe, supportive environments to improve 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 author's privacy.

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.