
 ADHD Chatter
 ADHD Chatter The AuDHD Expert: 3 Alarming Risks of Undiagnosed Adult AuDHD | Dr Samantha Hiew, PhD
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 Mar 25, 2025  Dr. Samantha Hiew, a leading expert on AuDHD and diagnosed herself, dives deep into the rising prevalence of this dual diagnosis. She shares alarming risks of remaining undiagnosed and discusses how ADHD and autism can mask each other. Samantha highlights the importance of early detection in children and explores the complexities of societal pressures on individuals with AuDHD. With personal anecdotes, she provides a message of hope and emphasizes the need for self-acceptance in this journey of understanding one's identity. 
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AuDHD vs. ADHD + Autism
- AuDHD, the dual diagnosis of ADHD and autism, is a distinct condition, not simply ADHD plus autism.
- The overlap between ADHD and autism ranges from 20% to 80% depending on the study.
AuDHD Brain Dynamics
- AuDHD involves underlying genetic and neurobiological differences affecting dopamine and other neurotransmitters.
- These neurotransmitter levels fluctuate based on various life factors leading to situational variability in personality.
Jekyll and Hyde Personality
- Samantha Hiew shares her experience of being labeled with "Jekyll and Hyde personality" due to AuDHD.
- Her stable "autistic" traits were prominent during structured periods, while "ADHD" traits emerged during less structured times.


