Tag: Lumbar spine

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Extremity Pain of Spinal Origin: Understanding Diagnosis and Treatment

In order to distinguish between an extremity source and a spinal source of symptoms, clinicians analyze the patient’s medical history and physical exam. When spinal pain is misdiagnosed as an issue with an extremity, it can lead to a series of bad decisions and ineffective treatment (Gunn C and Milbrandt WE 1976, Hashimoto S et al. 2019, Pheasant S 2016, Walker T et al. 2018). … Continue reading Extremity Pain of Spinal Origin: Understanding Diagnosis and Treatment

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Home, Research Summaries

Anatomical explanation | Why are upper lumbar nerve roots less frequently affected by disc problems, while lower lumbar segments are more frequently involved?

The majority of symptomatic disc herniations are found at the lower two lumbar interspaces, that is, about 50% at L4–5 and 47% at L5-S1 (1). The remaining 3% are found at higher lumbar levels (1). A research study comparing patients with upper lumbar (L1–2 and L2–3) herniations to those with herniations at L3–4, L4–5, and L5-S1, showed that the patients with upper lumbar herniations had … Continue reading Anatomical explanation | Why are upper lumbar nerve roots less frequently affected by disc problems, while lower lumbar segments are more frequently involved?

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