Failed Back Surgery Syndrome

Failed back surgery syndrome (FBSS) describes back or leg pain that continues, returns, or develops after spine surgery, even when the procedure itself was technically successful. It does not mean nothing more can be done. A careful re-evaluation can often identify why the pain persists and point toward effective treatment.

What Is Failed Back Surgery Syndrome?

Failed back surgery syndrome, also called post-laminectomy syndrome or persistent spinal pain syndrome, is a term for chronic pain after one or more spine surgeries. It is not a single diagnosis. It is a starting point for investigation, because the reason the pain persists determines the treatment.
 
Some patients never achieved the expected relief. Others improved and then developed new pain at the same or a different level. In either case, a detailed history, an examination, and updated imaging help separate structural problems that can be corrected from nerve pain that is better managed in other ways.

Treatments For Failed Back Surgery Syndrome

Treatment is matched to the cause found on re-evaluation, starting with the least invasive option that can help.

Pain management and rehabilitation

Advanced and surgical options

Second opinions are welcome. Your specialist will explain what the evaluation found and which options fit your situation.

How Ongoing Pain After Surgery Is Evaluated

A fresh evaluation begins with a detailed history of the prior surgery and current symptoms, followed by a physical and neurologic examination. Updated imaging, usually MRI with contrast or CT, helps show whether scar tissue, a recurrent disc, instability, or a neighboring level is responsible. Diagnostic injections can confirm a specific pain source.
 
If you have recent imaging, you can sign up for our free MRI review. Our team will examine your imaging, answer your questions, and help you understand your options.

Why Pain Can Continue After Surgery

Persistent pain after spine surgery usually has an identifiable reason. Common causes include:

Incomplete decompression

Pressure on a nerve was not fully relieved, or narrowing has returned.

Recurrent disc herniation

The same disc herniates again, or another disc is damaged; see herniated discs.

Scar tissue (epidural fibrosis)

Scar tissue forms around a nerve and irritates or tethers it.

Spinal instability

Excessive motion at an operated or neighboring segment.

Adjacent segment stress

A level next to a fusion takes on extra load and wears faster.

A different original source

The original pain came from a structure that was not the one treated.

The Path To A Fresh Answer

A structured re-evaluation helps separate problems that can be corrected from pain that is better managed in other ways.

  1. 1

    Review the history

    Details of the prior surgery, how symptoms changed afterward, and treatments already tried.

  2. 2

    Examine and image

    A neurologic examination plus updated MRI or CT to look for recurrent compression, scar tissue, or instability.

  3. 3

    Confirm the pain source

    Diagnostic injections or nerve blocks can show which structure is generating the pain.

  4. 4

    Match the treatment

    From therapy and injections to spinal cord stimulation or revision surgery, the plan follows the cause.

Frequently Asked Questions

Does failed back surgery syndrome mean nothing more can be done?

No. The term describes pain that continues or returns after spine surgery. Many patients have meaningful options once the cause is identified, ranging from targeted injections to spinal cord stimulation to revision surgery.

Why is there still pain after spine surgery?

Common reasons include incomplete decompression, a recurrent disc herniation, scar tissue around a nerve (epidural fibrosis), instability or extra stress at a neighboring level, irritation from hardware, or an original pain source that was not the one treated.

Can a second surgery help?

Sometimes. Revision surgery can help when there is a clear structural problem to correct. When the main issue is chronic nerve pain rather than a correctable structure, spinal cord stimulation may be a better option.

Should I get a second opinion?

A second opinion is reasonable and welcome when pain continues after surgery. A fresh evaluation with updated imaging can reveal options that were not considered before.

How does a spinal cord stimulator help?

A spinal cord stimulator delivers mild electrical signals to the spinal cord that interrupt pain signals before they reach the brain. A temporary trial lets patients test the therapy before a permanent device is considered.

What is epidural fibrosis?

Epidural fibrosis is scar tissue that forms around the nerves after spine surgery. It is a normal part of healing, but in some patients it can tether or irritate a nerve and contribute to ongoing leg pain.

How soon after surgery is pain considered persistent?

Some discomfort is expected while tissues heal. Pain that continues beyond the expected recovery period, worsens, or returns after an initial improvement should be re-evaluated.

What does a fresh evaluation include?

A review of the prior surgery and current symptoms, a physical and neurologic examination, and updated imaging such as MRI or CT. Total Spine and Orthopedics offers a complimentary MRI review; call (321) 499-4646 to schedule.

Symptoms Of Failed Back Surgery Syndrome

Symptoms vary with the underlying cause. Common signs include:

  • Persistent back pain that continues or returns after surgery.
  • Radiating pain down the legs (sciatica) or into the arms.
  • Numbness, tingling, or weakness in the arms or legs.
  • Pain with activity, prolonged sitting, or standing.
  • New pain at a different level than the one treated.

Related Conditions

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Why Choose Total Spine and Orthopedics

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  • Ultra-minimally invasive and endoscopic techniques

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    We start by finding why the pain continues, and we welcome second opinions after surgery elsewhere.

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