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Sciatica and Lower Back Pain in London — Why the Diagnosis Matters as Much as the Treatment

Laura Wilson, Director & Physiotherapist
12 May 2026
4 min read

Getting the diagnosis right is not a preliminary step before treatment begins. It is the most important clinical act of the entire episode of care.

What is actually producing the symptoms

The sciatic nerve is the longest and widest nerve in the body, running from the lumbar spine through the gluteal region and down the leg. Symptoms in the distribution of this nerve can arise from compression or irritation at several distinct points along its course — at the nerve root within the spine, from a disc prolapse or degenerative change; within the piriformis or deep hip rotators, in what is known as piriformis syndrome; or at other points along the peripheral nerve. Each of these presentations has a different clinical profile, responds to different treatment approaches, and carries different implications for the pace and nature of recovery.

A patient who has been treated for lumbar nerve root compression when the true source of their symptoms is piriformis syndrome will not improve with the treatment they are receiving, however well it is delivered. This is not an uncommon scenario, and it is one of the most frequent reasons patients present to Swiss Touch having been through a course of physiotherapy elsewhere without meaningful improvement.

The assessment that makes the difference

At Swiss Touch, the assessment of a patient presenting with sciatic symptoms is thorough and systematic. Neurological examination, movement assessment using VALD HumanTrak technology, and a detailed clinical history combine to identify the most likely source of the symptoms and to rule out the presentations that require urgent medical investigation. The programme that follows is built from that specific diagnosis — not from a generic sciatica protocol.

For patients who have been managing sciatic symptoms for months, or who have been through treatment without resolution, a fresh clinical assessment of this depth frequently produces a different and more useful understanding of what is actually happening and what is required to resolve it.

For patients in Mayfair, Kensington, and across London, Swiss Touch offers a level of diagnostic precision and clinical depth in the assessment and treatment of lower back pain and sciatica that we are glad to discuss in detail.

*Swiss Touch — Physiotherapy and Movement Medicine, Mayfair and Kensington, London.*

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