20 Aug Low Back Pain and Sciatica

Low Back Pain and Sciatica: Clarifying Two Commonly Confused Terms

Low back pain (lumbago) and sciatica are two terms we frequently encounter and use in our daily lives, especially when experiencing pain in the lower back and legs. These terms are often associated with discomfort, stiffness, tingling, inflammation, trauma, and overall difficulty in movement and reduced quality of life.

However, the misuse of these terms is common, leading to confusion—especially when seeking the underlying cause of the problem or appropriate treatment options. Many individuals mistakenly believe they have sciatica based on self-diagnosis, advice from friends with similar symptoms, or even unclear communication from healthcare professionals. This misunderstanding, coupled with intense pain, can trigger catastrophic thinking, fear of movement (kinesiophobia), and a strong emotional association between pain and fear—factors that are not only predictive of chronic pain but can also contribute to it.

That’s why understanding is the first and most essential step in managing low back pain and sciatica, regardless of the symptoms or diagnosis. Questions like “What do I have?”, “Why do I have it?”, and “How can it improve?” are ones we strive to answer daily. Achieving this clarity is particularly important when meeting a patient for the first time, as it fosters effective communication between therapist and patient.

Are Low Back Pain and Sciatica Diseases?

First and foremost, it’s important to clarify that low back pain and sciatica are not diseases—they are symptoms. The list of potential causes is extensive, and it is the role of a qualified healthcare provider to assess the case thoroughly through medical history, clinical examination, and, when needed, further diagnostic testing, to determine the most likely cause.

What is Low Back Pain (Lumbago)?

Low back pain refers to discomfort originating from any structure in the lumbar spine (the lower back), or even nearby tissues like muscles, joints, ligaments, bones, tendons, or fascia, which may all refer pain to the area.

What is Sciatica?

Sciatica, on the other hand, describes pain radiating down the lower limbs due to irritation or compression of the sciatic nerve. Importantly, it should not be confused with hip-related conditions. Symptoms in the groin, front of the thigh, or the hip joint are not caused by sciatica, and using the term in such cases is incorrect.

The sciatic nerve is the longest nerve in the human body, and symptoms can appear anywhere along its course—from the lower back to the buttocks, hamstrings, calf, and foot. When the nerve is affected, the pain is classified as neuropathic and may be accompanied by numbness, tingling, weakness, or burning sensations. As with low back pain, the causes of sciatica vary. Any condition that irritates or compresses the nerve—whether mechanically or chemically—may lead to sciatic symptoms. One common example is nerve root compression due to a herniated disc, referred to clinically as radiculitis or radiculopathy.

A Term Under Review: Is “Sciatica” Outdated?

Over the past decade, the term “sciatica” has been viewed by many in the medical literature as outdated and inaccurate, since it literally translates to “pain in the hip”—which is often misleading. It’s a broad, non-specific label that doesn’t function well as a clinical diagnosis. Many different conditions can cause nerve irritation at various anatomical locations, leading to different symptom patterns.

Historically, the term was used at a time when the understanding of spinal pain, back pain, and radiating leg pain was limited and vague. Today, we know much more—and using precise, specific terminology is essential for appropriate care.

Can You Have Both?

Yes—low back pain and sciatica can coexist. In either case, proper clinical assessment is crucial to rule out any serious underlying conditions. Helping the patient understand the cause of their symptoms is the first and most critical step toward recovery.

Patients should be cautious with self-diagnosis, particularly when labeling their symptoms as “sciatica” without professional evaluation. Mislabeling can lead to fear-avoidance behaviors and catastrophizing, which are barriers to recovery. With proper guidance and support from trained professionals, these obstacles can be overcome, leading to better outcomes and improved quality of life.

“Disclaimer: This article is intended for informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a licensed healthcare provider for concerns regarding your symptoms.”

References:
Beers, M., Porter, R., Jones, T., Kaplan, J. And Berkwits, M. (2006). The Merck manual of diagnosis and therapy. 18TH ed. Whitehouse Station, N.J.: Merck Research Laboratories.
Bogduk, N. (2009). On the definitions and physiology of back pain, referred pain, and radicular pain. Pain Journal, 2009 Dec 15;147(1-3):17-9.
Fairbank, JC. (2007). Sciatic: An archaic term. British Medical Journal, 2007 Jul 21;335(7611):112.
Foster, N. E., Anema, J. R., Cherkin, D., Chou, R., Cohen, S. P., Gross, D. P., … & Woolf, A. (2018). Prevention and treatment of low back pain: evidence, challenges, and promising directions. The Lancet, 391(10137), 2368-2383.
Helianthus Holistic Health Clinic. (2017). Acupuncture Balance Method for treating lower back pain and sciatica. Helianthus Holistic Health Clinic, IMAGE. Available at: http://helianthusclinic.com/wp-content/uploads/2016/12/sciatica.png
Koes, B. W., van Tulder, M. W., and Peul, W. C. (2007). Diagnosis and treatment of sciatica. British Medical Journal, 334(7607), 1313–1317.
Matsumoto, Y., Matsunobu, T., Harimaya, K., Kawaguchi, K., Hayashida, M., Okada, S., Doi, T. and Iwamoto, Y. (2016). Bone and soft tissue tumors presenting as sciatic notch dumbbell masses: A critical differential diagnosis of sciatica. World Journal of Clinical Oncology, 7(5), p.414.
Valat, J.P., Genevay, S., Marty, M., Rozenberg, S. and Koes, B. (2010). Sciatica. Best Practice & Research Clinical Rheumatology, Volume 24, Issue 2, April 2010, Pages 241–252.