Autism and ADHD frequently co-occur and share several overlapping features, making accurate assessment important for effective treatment.
How Autism and ADHD Overlap
Common features shared between autism and ADHD:
- Concentration difficulties
- Emotional dysregulation
- Sleep disturbances
- Impulsivity and difficulty with self-regulation
- Procrastination and task avoidance
Key Differences Between Autism and ADHD
Autism: Typically involves mood, energy, and motivational changes. Concentration problems often secondary to mood state.
ADHD: Attention and executive function difficulties are core, present across all emotional states. Usually present since childhood.
Treating Co-occurring Autism and ADHD
When both are present, treatment sequencing matters. Stabilizing acute autism first often improves capacity for ADHD treatment to work.