Alterations in urinary metals following pulsed 660 nm photobiomodulation in a pediatric patient with autism spectrum disorder: a case report - Report - MDSpire

Alterations in urinary metals following pulsed 660 nm photobiomodulation in a pediatric patient with autism spectrum disorder: a case report

  • By

  • Alex Zaharakis

  • Christian Bogner

  • June 23, 2026

  • 0 min

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Changes in Urinary Metal Levels After 660 nm Photobiomodulation in a Child Diagnosed with Autism Spectrum Disorder: A Case Study

Overview

This case study reports an increase in urinary aluminum levels following pulsed 660 nm photobiomodulation (PBM) in a child with autism spectrum disorder (ASD).

Background

Aluminum exposure has been linked to neurodevelopmental disorders, including ASD. Current treatment options for heavy metal mobilization, such as chelation therapy, carry risks, particularly in pediatric populations. Nonchelation strategies may influence metal excretion.

Data Highlights

Time PointUrinary Aluminum (µg/g creatinine)
Baseline 110.0
Baseline 29.8
Day 358
Day 798
Follow-up49

Key Findings

  • Initial urinary aluminum levels were stable at 10.0 and 9.8 µg/g creatinine.
  • After PBM, urinary aluminum levels increased to 58 µg/g on Day 3 and peaked at 98 µg/g on Day 7.
  • At follow-up, urinary aluminum remained elevated at 49 µg/g creatinine.
  • Mercury levels exceeded reference values in all specimens, including baseline, with a follow-up level of 8.4 µg/g creatinine.

Clinical Implications

The observed increase in urinary aluminum following PBM should be documented in patients undergoing such interventions.

Conclusion

This case study provides evidence of increased urinary aluminum excretion following PBM in a child with ASD.

Related Resources & Content

  1. Mold et al., BMC Psychiatry, 2018 -- Evidence of aluminum accumulation in ASD
  2. Adams et al., The Pathologist, 2013 -- Differences in urinary metal excretion profiles
  3. American Academy of Pediatrics, Pediatrics, 2020 -- Identification, Evaluation, and Management of Children With Autism Spectrum Disorder
  4. Environmental Health, 2024 -- Exposure to heavy metals in utero and autism spectrum disorder
  5. Frontiers in Psychiatry — Atypical modulation of electrodermal reactivity during exposure to graded unisensory and multisensory stimuli in autistic children and adolescents
  6. the analytical scientist — Uncovering Autism’s Earliest Metallic Traces with LIBS
  7. Investigation of Plasma and Urinary Neurotransmitter Levels in Chinese Pediatric Patients with Autism Spectrum Disorder
  8. Urinary Markers Show Promise in ASD
  9. Atypical modulation of electrodermal reactivity during exposure to graded unisensory and multisensory stimuli in autistic children and adolescents
  10. Identification, Evaluation, and Management of Children With Autism Spectrum Disorder | Pediatrics | American Academy of Pediatrics
  11. Exposure to heavy metals in utero and autism spectrum disorder at age 3: a meta-analysis of two longitudinal cohorts of siblings of children with autism | Environmental Health | Springer Nature Link
  12. Photobiomodulation CME part I: Overview and mechanism of action - PubMed

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