A pinched nerve occurs when spinal structures-disc herniation, bone spurs, ligament thickening-compress a spinal nerve root and cause pain, numbness, or weakness. MSBI’s board-certified neurosurgeons diagnose nerve compression using MRI, CT, and EMG and provide non-surgical and minimally invasive treatment options.
What Is a Pinched Nerve?
A pinched nerve is mechanical compression of a spinal nerve root that disrupts normal electrical signaling between the spine and the body.
Common spinal sources include:
- Herniated discs (lumbar or cervical)
- Spinal stenosis
- Degenerative disc disease
- Bone spurs (osteophytes)
- Facet joint hypertrophy
These conditions irritate nerves connected to the arms, legs, shoulders, or hips, producing radiating pain patterns.
Symptoms of a Pinched Nerve
Symptoms happen when compressed nerves trigger abnormal electrical and sensory signals.
Typical symptoms include:
- Sharp or burning pain traveling into the arms or legs (radiculopathy)
- Tingling or “pins and needles”
- Numbness in dermatomal patterns
- Muscle weakness, grip weakness, or foot drop
- Pain that worsens with sitting, bending, or twisting
What Causes a Pinched Nerve?
A pinched nerve is caused by disc protrusion, spinal arthritis, ligament thickening, trauma, or posture-related strain.
Most common causes include:
- Disc herniation – nucleus pulposus pushes through annulus
- Foraminal stenosis – narrowed nerve exit pathways
- Cervical or lumbar degeneration – age-related wear
- Spondylolisthesis – vertebral slippage compressing nerves
- Repetitive strain – lifting, twisting, high-impact activities
How Pinched Nerves Are Diagnosed
Diagnosis combines physical exam + imaging using MSBI’s advanced Diagnostics & Imaging.
Diagnostic Steps
- Neurological exam – reflexes, strength testing, dermatome mapping
- MRI scan – visualizes nerve root compression
- CT scan – evaluates bone spurs and structural narrowing
- EMG/NCS – confirms nerve irritation or chronic damage
These tools ensure accurate identification of the compression source before treatment.
Non-Surgical Treatment Options
Most pinched nerves improve without surgery using targeted, evidence-based treatments.
Conservative treatment includes:
- Rest and activity modification
- Physical therapy (core stability, nerve glides, posture correction)
- NSAIDs or neuropathic pain medication
- Massage or manual therapy
- Epidural steroid injections guided by fluoroscopy
- Facet or selective nerve root blocks
Conservative care typically relieves symptoms in 4–12 weeks.
When Surgery Is Recommended
Surgery is considered when symptoms persist despite conservative care or when neurological deficits worsen.
Minimally Invasive Surgical Options
- Microdiscectomy – removes herniated disc material
- Laminotomy – creates space around the compressed nerve
- Foraminotomy – enlarges the nerve exit canal
- Endoscopic decompression – <1-inch incision, outpatient approach
Minimally invasive procedures often take under 60 minutes and support faster recovery with minimal tissue disruption.
Expected Outcomes
Most patients experience:
- Rapid reduction in nerve pain
- Improved mobility and strength
- Lower recurrence risk with PT and ergonomic changes
MSBI emphasizes long-term outcomes through personalized care plans and monitoring.
Minnesota & Wisconsin Pinched Nerve Specialists
MSBI’s board-certified spine surgeons, neurosurgeons, and pain specialists evaluate and treat pinched nerves at multiple locations across the Twin Cities and throughout MN & WI.
Call 1.800.353.7720 or request an appointment online for a personalized treatment plan.
FAQs: Pinched Nerve
How do I know if my pain is caused by a pinched nerve?
A pinched nerve typically causes radiating pain, numbness, or tingling that follows a nerve path, such as down the arm or leg. A physical exam and MRI confirm the diagnosis.
How long does a pinched nerve take to heal?
Most pinched nerves improve within 4–12 weeks with rest, physical therapy, and anti-inflammatory treatment.
When is surgery needed for a pinched nerve?
Surgery is recommended when non-surgical treatments fail after several weeks or if you develop worsening weakness, severe pain, or progressive nerve damage.
Can a pinched nerve cause permanent damage?
Chronic compression can cause long-term weakness or sensory loss, which is why early evaluation and treatment are important.
What is the best imaging test for diagnosing a pinched nerve?
An MRI scan is the most accurate test to visualize soft tissues, disc herniations, and nerve compression.
Are minimally invasive treatments available in Minnesota and Wisconsin?
Yes. MSBI provides minimally invasive microdiscectomy, foraminotomy, and endoscopic decompression across MN & WI.