PT Pro Talk

Ep 211 - Extremity Pain: Spine or Periphery? Real MDT Cases with Colin Davies

PT Pro Talk

Show Notes

💡 In this episode of PT ProTalk, host Mariana Parks speaks with Colin Davies, a physiotherapist with over 50 years of clinical experience who worked directly alongside Robin McKenzie. This interview breaks down how recognizing the spine's hidden role in extremity pain can completely transform your daily clinical practice. From uncovering the true source of recurrent patellar dislocations to solving a professional dancer's 13-year history of hip pain, Colin shares actionable insights to help you look beyond the joint, avoid confirmation bias, and properly assess the spine to unlock life-changing patient outcomes.

💭 “We have to do a better job of examining the spine before we start treating an apparent extremity problem.” - Colin Davies

👉🏻 Colin Davies trained at the New Zealand School of Physiotherapy and graduated in 1971. He worked as assistant to Robin McKenzie in 1974 before immigrating to Canada, where he has been in private practice since 1979. He became a member of the teaching faculty of the McKenzie Institute International in 1984 and has presented over 300 courses on Mechanical Diagnosis and Therapy in 18 countries around the world. He is an examiner for the McKenzie Institute Diploma programme. He served for 15 years as a member of the Advisory Council to the Board of Trustees until October 2009, when he was appointed to the Board of Trustees for the McKenzie Institute International.

📚In this episode, you'll learn: How to assess extremity pain using MDT when the source may not be where the symptoms are

Why spinal screening should be part of every lower extremity assessment

How MDT assessment can reveal findings that challenge even the most experienced clinicians

What three real clinical cases from an MDT course in Argentina teach us about referred pain patterns

🔎Colin's Resource of Information: Rosedale R, et.al. A study exploring the prevalence of Extremity Pain of Spinal Source (EXPOSS). J Man Manip Ther. 2020 Sep. doi: 10.1080/10669817.2019.1661706.

📲 Colin's contact information: Mckenzie Institute

LinkedIn

🎥Link to interview on Youtube 🚨Try Hanna Health free for 30 days - a customizable HEP platform where you can use your own videos, edit quickly, and track patient access.⁠⁠ Start your trial here.⁠ 👉 ⁠Share Your Feedback 🎙Join our ⁠email list⁠ to receive podcast updates 📸⁠Instagram⁠ 📱⁠Facebook⁠ 💻⁠LinkedIn⁠ 🐦⁠Twitter⁠ 📩Email: ⁠[email protected]⁠ PT Pro Talk Podcast is only possible with the support of forward-looking and innovative companies like Hanna Health⁠ and ⁠SaraHealth⁠.

More from PT Pro Talk

Oct 13, 2026

💡 In this episode of PT Pro Talk, host Mariana Parks speaks with Professor Tasha Stanton, a clinical pain neuroscientist and physiotherapist who leads the Persistent Pain Research Group. This interview breaks down the clinical application of pain neuroscience for knee osteoarthritis, from debunking the harmful "bone on bone" narrative to addressing systemic, low-level inflammation. From utilizing the Protectometer to identify danger and safety cues in a patient's life to enhancing exercise adherence with novel technologies like virtual reality, Tasha shares actionable insights on how to properly deliver pain education, reframe the aging process through bioplasticity, and optimize non-pharmacological treatments for chronic joint pain.

Sep 29, 2026

💭 "I think the biggest mistake is ignoring an irritable knee." - Jill Monson

Sep 15, 2026

💡 In this episode of PT Pro Talk, host Mariana Parks sits down with Dr. Philomena Commons (Specialist Musculoskeletal Physiotherapist, McKenzie Tutor, and PhD) to explore what it really takes to practice physical therapy in some of the most restricted, dangerous, and under-resourced environments in the world. From treating endemic leprosy in Bangladesh to teaching the McKenzie Method (MDT) under government surveillance in North Korea and evaluating back pain in Afghan prisons, Dr. Commons shares extraordinary insights on clinical intuition, cross-cultural adaptation, and patient empowerment. Learn how shifting from a purely mechanistic approach to addressing the social determinants of health (like poverty, education, and social stigma) can completely transform patient care and long-term outcomes. 💭 "I didn't really appreciate what the value of freedom until I left North Korea." - Dr. Philomena Commons 👉🏻 Dr. Philomena Commons PhD MSc Dip MDT Grad Dip Phys MCSP is a highly experienced Musculoskeletal Physiotherapist and McKenzie Tutor specializing in evidence-based treatments for complex, recurrent pain. She has held senior clinical roles in the UK's NHS and served as a Senior Lecturer at Leeds Beckett University. Beyond her clinical and academic work, she integrates her CrossFit and Life Coaching backgrounds to run functional exercise classes for Parkinson's patients. Deeply committed to global and social impact, Dr. Commons has advanced physiotherapy education in developing countries and currently volunteers to provide care for homeless individuals in the UK.

Sep 1, 2026

💡 In this episode of PT Pro Talk, host Mariana Parks speaks with Gregg Johnson, a physical therapist with over 50 years of clinical experience and co-developer of the Functional Manual Therapy (FMT) system. This interview breaks down how shifting your focus from treating local symptoms to evaluating the entire human system can completely transform your daily practice. From curing the "migrating miseries" in chronic pain patients to understanding the feed-forward mechanism of the core, Gregg shares actionable insights to help you look beyond the joint, integrate PNF, and properly assess mechanical capacity and motor control to unlock life-changing patient outcomes.

Aug 4, 2026

💡 In this episode of PT Pro Talk, we speak with Lukasz Oleksiewicz, a highly experienced physiotherapist and MDT Diplomat who integrates Eastern and Western clinical approaches. This interview breaks down how combining mechanical therapy with tools like shockwave and acupuncture can transform your daily clinical practice. From using shockwave therapy to desensitize highly reactive tissues for heavy loading to understanding the role of acupuncture in calming a stressed central nervous system before mechanical assessment, Lukasz shares actionable insights to help you look beyond a "one-size-fits-all" method and treat the individual patient.

See all episodes →