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Rotations 2.0

Rotations 2.0

Written by: Todd Fredricks DO MSS
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A weekly discussion of medicine and science trends between people far too old to be trying something this new.

© 2026 Rotations 2.0
Biological Sciences Science
Episodes
  • Rotations 2.0 Episode 50 Tendonitis
    Jan 19 2026

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    Episode 50 Tendonitis

    Shoot me any comments or questions @Rotation2ptoh on X

    Intro Music: KI Instrumental (Rock Celtic) by Lyrium-2025

    Outro Music: Operation Biscuit by Alex Grohl

    Courtesy of Pixabay under Creative Commons non-commercial use.

    Produced by: Todd Fredricks DO MSS

    Edited by: Todd Fredricks DO MSS

    Answers for Episode 49 Carpal Tunnel Syndrome

    Question 1

    A 52-year-old woman presents with numbness and tingling in her thumb, index, and middle fingers. Physical exam shows a positive Phalen’s test. You suspect carpal tunnel syndrome. Which diagnostic modality is considered the gold standard for assessing disease severity?

    C. Nerve conduction studies (NCS)

    Question 2

    Which of the following ultrasound measurements is most commonly used to diagnose carpal tunnel syndrome?

    C. Median nerve cross-sectional area (m-CSA)

    Question 3

    A neurologist uses the inching technique during electrodiagnostic testing for CTS. What is the primary advantage of this technique?

    C. It improves localization of nerve compression and diagnostic accuracy

    Paper for Next Week:


    Yang C, Gao W, Jia Z, Li J, Tang M. Physical therapy versus conventional treatment for grade I and II acute ankle sprains: trial sequential analysis and meta-analysis. J Orthop Surg Res. 2025;20:861. doi:10.1186/s13018-025-06272-3

    Rotations 2.0 is copyrighted. But you can use any content from the podcast for non-commercial purposes under Creative Commons….BUT, BUT, BUT, you must cite Rotations 2.0 and Todd Fredricks DO MSS as the source of the material AND AND AND you cannot alter or edit the content in any manner without expressed permission of Todd Fredricks DO MSS.

    Rotations 2.0 is made possible by the generous understanding and accommodation of my beloved institution, Ohio University. The comments and ideas expressed on Rotations 2.0 are that of the content creators alone and may not reflect official policy or the opinion of the Ohio University, the State of Ohio, or the US Government or any other state, person or governmental agency.

    Listeners interested in specifics from the paper authors should contact them directly through their respective institutions.

    Any therapeutic ideas discussed should not be taken as any kind of medical advice or recommendations by the content creators and the content creators are not offering medical advice but discussing topics from an academic perspective. Listeners seeking advice about any medical care or decision-making should consult their own physician or medical provider and the content creators of Rotations 2.0 assume no liability for any listener's care or decision-making stemming from the topics discussed on Rotations 2.0.

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    33 mins
  • Rotations 2.0 Episode 49 Carpal Tunnel Syndrome
    Jan 12 2026

    Send us a text

    Episode 49 Carpal Tunnel Syndrome

    Shoot me any comments or questions @Rotation2ptoh on X

    Intro Music: KI Instrumental (Rock Celtic) by Lyrium-2025

    Outro Music: The New Awakening by Alex Grohl

    Courtesy of Pixabay under Creative Commons non-commercial use.

    Produced by: Todd Fredricks DO MSS

    Edited by: Todd Fredricks DO MSS

    Answers for Episode 48 Osteoporosis/RA

    Question 1

    A 64-year-old postmenopausal woman with rheumatoid arthritis presents after sustaining a vertebral fracture. Which factor most strongly contributes to her increased fracture risk compared to age-matched controls?

    B. Chronic systemic inflammation activating osteoclasts

    Question 2

    According to current recommendations, which patient should undergo bone mineral density (BMD) screening for osteoporosis?

    C. A 42-year-old woman with RA taking ≥2.5 mg prednisolone daily for 4 months

    Question 3

    Which medication is most effective for increasing bone mineral density and reducing vertebral fractures in patients with RA and glucocorticoid-induced osteoporosis?

    C. Denosumab

    Paper for Next Week:

    Michael Kj, Jesper Petersen, Michael Ries Dünweber, Jesper L.vind Andersen, Lars Engebretsen, Stig Peter Magnusso,Dilemma in the Treatment of Sports Injuries in Athletes: Tendon Overuse, Muscle Strain, and Tendon Rupture, Scandinavian Journal of Medicine & Science in Sports, 2025; 35:e70026

    Rotations 2.0 is copyrighted. But you can use any content from the podcast for non-commercial purposes under Creative Commons….BUT, BUT, BUT, you must cite Rotations 2.0 and Todd Fredricks DO MSS as the source of the material AND AND AND you cannot alter or edit the content in any manner without expressed permission of Todd Fredricks DO MSS.

    Rotations 2.0 is made possible by the generous understanding and accommodation of my beloved institution, Ohio University. The comments and ideas expressed on Rotations 2.0 are that of the content creators alone and may not reflect official policy or the opinion of the Ohio University, the State of Ohio, or the US Government or any other state, person or governmental agency.

    Listeners interested in specifics from the paper authors should contact them directly through their respective institutions.

    Any therapeutic ideas discussed should not be taken as any kind of medical advice or recommendations by the content creators and the content creators are not offering medical advice but discussing topics from an academic perspective. Listeners seeking advice about any medical care or decision-making should consult their own physician or medical provider and the content creators of Rotations 2.0 assume no liability for any listener's care or decision-making stemming from the topics discussed on Rotations 2.0.

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    31 mins
  • Rotations 2.0 Episode 48 Osteoporosis
    Jan 5 2026

    Send us a text

    Episode 48 Osteoporosis

    Shoot me any comments or questions @Rotation2ptoh on X

    Intro Music: KI Instrumental (Rock Celtic) by Lyrium-2025

    Outro Music: A Promise Kept by Alex Grohl

    Courtesy of Pixabay under Creative Commons non-commercial use.

    Produced by: Todd Fredricks DO MSS

    Edited by: Todd Fredricks DO MSS

    Answers for Episode 47 Fibromyalgia

    Question 1: Pathophysiology

    A 42-year-old woman presents with chronic widespread pain, fatigue, and cognitive difficulties. Functional MRI reveals increased activation in the posterior insula and secondary somatosensory cortex. Which of the following neurotransmitters is most likely elevated in her cerebrospinal fluid and contributes to her pain hypersensitivity?

    B. Substance P

    Question 2: Diagnosis

    According to the 2016 American College of Rheumatology (ACR) criteria, which of the following combinations is sufficient to establish a diagnosis of fibromyalgia?

    C. WPI = 5, SSS = 9, symptoms for 3 months

    Question 3: Treatment

    A 50-year-old female with fibromyalgia is started on pharmacologic therapy. Which of the following medications is FDA-approved for fibromyalgia and has shown efficacy at doses of 300–600 mg/day?

    B. Pregabalin

    Paper for Next Week:

    Mikahla E. Gay, Jose G. Lima, Vanessa Vieites, Starlie C. Belnap, Richard Morgan
    Comparison of Diagnostic Modalities for Carpal Tunnel Syndrome: A Systematic Review, Cureus, September 17, 2025

    Rotations 2.0 is copyrighted. But you can use any content from the podcast for non-commercial purposes under Creative Commons….BUT, BUT, BUT, you must cite Rotations 2.0 and Todd Fredricks DO MSS as the source of the material AND AND AND you cannot alter or edit the content in any manner without expressed permission of Todd Fredricks DO MSS.

    Rotations 2.0 is made possible by the generous understanding and accommodation of my beloved institution, Ohio University. The comments and ideas expressed on Rotations 2.0 are that of the content creators alone and may not reflect official policy or the opinion of the Ohio University, the State of Ohio, or the US Government or any other state, person or governmental agency.

    Listeners interested in specifics from the paper authors should contact them directly through their respective institutions.

    Any therapeutic ideas discussed should not be taken as any kind of medical advice or recommendations by the content creators and the content creators are not offering medical advice but discussing topics from an academic perspective. Listeners seeking advice about any medical care or decision-making should consult their own physician or medical provider and the content creators of Rotations 2.0 assume no liability for any listener's care or decision-making stemming from the topics discussed on Rotations 2.0.

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    35 mins
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