SPD vs ADHD in Children: How Pediatric OT Helps Tell Them Apart

By Lauren | Salt Lake Occupational Therapy
Last updated: September 16, 2026

If your child melts down with loud noises, chews on everything, or can’t sit still, it’s natural to wonder: is this Sensory Processing Disorder (SPD), Attention-Deficit/Hyperactivity Disorder (ADHD), or both? This guide explains common overlaps and differences, what an occupational therapist (OT) in Salt Lake City can assess, and practical next steps. It’s educational—not a diagnosis. If your child’s safety is at risk or behaviors suddenly worsen, please contact your pediatrician or seek urgent care. When you’re ready, we’re here to help you decide whether an OT evaluation may be appropriate.

SPD vs ADHD: a quick snapshot

Sensory Processing differences describe how the nervous system receives, organizes, and responds to input like sound, touch, movement, and vision. Children may be over-responsive, under-responsive, or sensory-seeking. While not a formal medical diagnosis in standard psychiatric manuals, sensory processing challenges are well-documented and can significantly affect daily function (STAR Institute for Sensory Processing).
ADHD is a neurodevelopmental condition involving persistent patterns of inattention and/or hyperactivity-impulsivity that interfere with functioning across settings, as described by leading health organizations (National Institute of Mental Health).

Here’s the tricky part: many behaviors look similar. A child who is sensory-seeking may crash, move constantly, and take big risks—just like a child with hyperactive-impulsive ADHD. A child who tunes out in a noisy classroom may seem inattentive, though the driver could be sensory overload rather than attention regulation. Some children experience both sensory processing challenges and ADHD at the same time. That’s why careful, individualized assessment matters.

Important note: Occupational therapists do not diagnose ADHD. We assess sensory processing, regulation, and functional skills and collaborate with your pediatrician, psychologist, or other specialists as needed.

What you’re seeing at home and school

Patterns that hint at sensory challenges

Predictable triggers: Your child melts down with hand dryers, vacuum noise, or certain clothing textures—but can focus well in quiet, comfortable settings. That pattern suggests sensory over-responsivity to sound or touch (supported by parent reports and clinical observations commonly described by the STAR Institute).
Seeking input to organize: Your child works best after heavy movement—pushing a laundry basket, climbing, or playing tug. Deep pressure and movement may help “turn on” the brain for learning, a principle used in many OT strategies (aligned with practice guidance from the American Occupational Therapy Association).
Variability with the environment: Performance swings when the sensory load changes (e.g., gym day vs library day), more than with task type alone.

Patterns that hint at attention regulation differences

Consistent difficulty across settings: Distractibility, impulsivity, or restlessness shows up at home, school, and community activities—even when sensory triggers seem minimal (NIMH ADHD overview).
Time-on-task is low even for preferred, quiet activities without major sensory demands.
Organizational challenges: Trouble starting, planning, or finishing steps, beyond what sensory triggers would explain.

School lens: what teachers may notice

In sensory-driven challenges, targeted environmental tweaks (e.g., noise-dampening, defined workspace, scheduled movement) can quickly improve participation.
In attention-driven challenges, supports that scaffold executive function (clear routines, brief instructions, chunked tasks) remain critical even when the environment is well-matched.

If you’d like a side-by-side comparison, our earlier article explores hallmark signs in more detail: Understanding SPD vs. ADHD in Children: Key Differences.

How pediatric OT helps clarify needs (without diagnosing ADHD)

When families in Salt Lake City ask, “Is it SPD or ADHD?” we focus on how your child functions in daily life—because that guides the most meaningful support.

What an OT evaluation may include

Thorough parent interview and school input: We map when and where challenges occur and what has helped or made things harder.
Play-based and functional observation: We look at posture, body awareness, sensory responses, motor planning, and self-regulation during everyday tasks.
Standardized tools and checklists: Sensory and participation measures can highlight patterns over time and settings.
Collaborative planning: If attention concerns remain prominent across settings, we encourage discussing next diagnostic steps with your pediatrician or psychologist, consistent with guidance from pediatric health authorities (NIMH).

From there, we co-create supports at home and school. For many children, combining sensory strategies with routines that build executive function offers the best day-to-day impact. If sensory modulation and emotional regulation are central needs, you can learn more about our approach on our page for Regulation Support for Children and Families in Salt Lake City.

Practical steps you can try now

Small, low-risk changes may reduce stress while you consider next steps. Always adapt to your child’s cues.

Reduce sensory load when needed: Offer a quiet corner, noise-dampening headphones, or dimmer lighting during homework. Noticing early signs of overwhelm and acting quickly can protect learning time (see milestone awareness guidance from the CDC “Learn the Signs. Act Early.”).
Build regulation “bookends”: 5–10 minutes of movement (animal walks, trampoline, wheelbarrow) before seated tasks, and deep-pressure play after, may support attention. OTs frequently use movement and proprioceptive input to promote readiness to learn (AOTA – Children & Youth).
Make tasks visual and bite-sized: A 3-step picture checklist, a timer, and a “done” bin reduce working-memory demands common in attention regulation differences (NIMH ADHD overview).
Predictable routines: Same place for backpack, same order for bedtime. Even gentle structure can boost independence for both sensory and attention needs.

When to seek a comprehensive evaluation—and who does what

Consider a comprehensive evaluation if:

Challenges persist across settings for 6+ months, despite reasonable classroom or home supports;
Your child’s safety, learning, or relationships are impacted;
You’re unsure which supports should come first.

Who can help:

Pediatric OT: Assesses sensory processing, regulation, motor planning, and functional participation; provides individualized strategies and caregiver coaching (AOTA).
Pediatrician/child psychologist: Evaluates for ADHD and other conditions; discusses medical and behavioral treatment options (NIMH).
School team: Implements accommodations and tracks response; share observations across classes for a comprehensive view.

If you’re in Salt Lake City, Utah and want help deciding the right starting point, you can request an OT consultation. We’ll listen, review your priorities, and recommend next steps that fit your child and family.

Editorial note

This article is for educational purposes only and is not medical or diagnostic advice. If you have urgent concerns about your child’s safety or health, contact your pediatrician or local emergency services.

References

National Institute of Mental Health. Attention-Deficit/Hyperactivity Disorder. Organization: National Institutes of Health. Accessed 2026. https://www.nimh.nih.gov/health/topics/attention-deficit-hyperactivity-disorder-adhd
Children & Youth: Occupational Therapy’s Role. Organization: American Occupational Therapy Association. Accessed 2026. https://www.aota.org/practice/children-youth
STAR Institute for Sensory Processing: About Sensory Processing. Organization: STAR Institute. Accessed 2026. https://www.spdstar.org
Learn the Signs. Act Early. Organization: U.S. Centers for Disease Control and Prevention. Accessed 2026. https://www.cdc.gov/ncbddd/actearly

Families can also learn about our home and school occupational therapy sessions when that approach fits their goals.

For a related perspective, read Occupational Therapy for School Readiness in Salt Lake City.