15/06/2026
A **far right L5/S1 disc herniation** is different from a typical slipped disc , and sometimes, **more technically challenging to treat surgically**.
Why?
Most L5/S1 disc herniations sit more centrally and compress the S1 nerve root, causing classic sciatica down the back of the leg.
But a far right (far lateral/extraforaminal) L5/S1 disc herniation sits much further to the side, where the nerve exits the spine. This often affects the L5 nerve root, meaning symptoms may look different:
⚡ Pain radiating into the outer leg or top of the foot
⚡ Numbness or tingling in different areas than “typical” sciatica
⚡ Weakness lifting the foot or big toe
And here’s what many patients don’t realise:
🩺 Surgery for these discs can be more complex.
Because of their location, far lateral disc herniations are harder to access surgically than standard central discs. At L5/S1, the anatomy can be particularly challenging due to the pelvis, facet joints, and surrounding bone, meaning the surgeon often works in a narrower corridor with less room for error.
The goal remains the same:
✅ Relieve pressure on the nerve
✅ Preserve stability of the spine
✅ Minimise disruption to surrounding structures
This is why the exact position of a disc herniation matters, not all “slipped discs” are created equal, and surgical planning is never one-size-fits-all.
Because in spine surgery, precision matters.
🌏https://londonspinehealth.com/appointments/
☎️0 20 7390 6000 See less
