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Expert Witness Gilbert AZ Steven Brown HP
Expert Witness Gilbert AZ Olivia Brown

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Expert Witness Gilbert AZ Steven Brown
CHIROPRACTIC EXPERT WITNESS & IME

STEVEN BROWN, DC, DIAMA

Dr. Brown works with both plaintiff and defense attorneys as a standard of care and causation witness and has deposition and trial experience. He provides impartial and evidence-based opinions on cases involving spinal manipulation, vertebral artery dissection, internal carotid artery dissection, stroke, paralysis, death, intervertebral disc injury, spinal cord injury, cauda equina syndrome, thoracic outlet syndrome, fractures, acupuncture, dry needling and pneumothorax.

Dr. Brown is a 1994 graduate of Logan University and a Diplomate of the International Academy of Medical Acupuncture (DIAMA). He is currently completing coursework for the Diplomate of the International Academy of Neuromusculoskeletal Medicine (DIANM). He completed the Cervical Artery Dissection-Differential Diagnosis Certification© and Intervertebral Disc Certification© from PostGradDC. PostGradDC coursework is approved and recognized by National Chiropractic Mutual Insurance Company (NCMIC) and the International Academy of Neuromusculoskeletal Medicine.

Dr. Brown is a prominent medicolegal expert witness on the causal relationship of cervical spine manipulation with cervical artery dissection and stroke. He has reviewed 46 cases of stroke following manipulation, with 29 of those strokes occurring immediately after manipulation. He has published numerous peer reviewed studies on this topic.

Peer Reviewed Research

  • 2025, The Connecticut Law on Chiropractic Informed Consent to Cervical Artery Dissection and Stroke: A Narrative Review. Journal of Contemporary Chiropractic, with Robert Cooperstein, MS, DC
  • 2025, Informed Consent Regarding Risk of Stroke from Cervical Spine Manipulation: A Narrative Review. Journal of the International Academy of Neuromusculoskeletal Medicine, with James Lehman, DC, DIANM
  • 2025, Stroke vs. Toxin Release After Chiropractic Spinal Manipulation: A Plausible Hypothesis. Medical Hypotheses
  • 2024, Causal Analysis of Vertebral Artery Dissection and Fatal Stroke Following Chiropractic Cervical Spine Manipulation. Forensic Science International: Reports
  • 2024, Review of Nine Malpractice Cases with Allegations of Causation of Cervical Artery Dissection by Cervical Spine Manipulation: No Evidence for Causation. Journal of Forensic & Legal Medicine
  • 2024, Plausible Mechanisms of Causation of Immediate Stroke by Cervical Spine Manipulation: A Narrative Review. Cureus Journal of Medical Science
  • 2024, Cervical Spine Manipulation and Causation of Cervical Artery Dissection: A Review of 10 Case Reports. Cureus Journal of Medical Science
  • 2024, Diagnosis of Cervical Spinal Cord Multiple Sclerosis by a Chiropractic Physician: A Case Report. Cureus Journal of Medical Science
  • 2024, Impacted & Angulated Right Hip Fracture in a Patient Reporting No History of Trauma Presenting to a Chiropractic Physician: A Case Report. Cureus Journal of Medical Science
  • 2024, Diagnosing Vertebral Artery Dissection: Commentary on the 2014 Mattox Case Report. Journal of the International Academy of Neuromusculoskeletal Medicine
  • 2024, Cervical Spine Manipulation, Immediate Stroke, and the Diagnosis of Dissection: A Commentary on Cassidy 2008. Journal of the International Academy of Neuromusculoskeletal Medicine
Expert Witness Gilbert AZ Olivia Brown
MASSAGE THERAPY EXPERT WITNESS

OLIVIA BROWN, LMT, CBF, GTS, CA

Olivia has over 20 years of experience as a licensed massage therapist. She has knowledge of the standard of care for the massage therapy profession, and the correct techniques for draping and respecting personal boundaries during massage therapy.

She has experience hiring, training, and managing a staff of up to five licensed massage therapists in a multidisciplinary office working with chiropractic, acupuncture, physical therapy, and naturopathic providers. She is a certified Chiropractic Assistant in Arizona and has expertise in the legal requirements for massage therapists working as a Chiropractic Assistant underneath the license of a chiropractic physician.

Olivia was one of the first massage therapists in the USA certified in Graston Technique in 2018. She completed training for Graston Technique Specialist in 2021. She is experienced in the proper techniques for gua sha/scraping, cupping, and medical massage therapy procedures. She is also a trauma-informed Certified Breathwork Facilitator and Reiki Master.