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SPINAL DECOMPRESSION SURGERY

Spinal decompression is  a commonly performed surgery that relieves pressure on the spinal cord or nerve roots  by removing whatever is compressing them: disc material, bone, or thickened ligament. It  just addresses  nerve compression, not the underlying wear and tear, so its main effect is relief of  nerve symptoms like sciatica or  neurogenic claudication.

 

MOST COMMON PATHOLOGIES ADDRESSED
  1. DISC PROLAPSE – compressing disc alone is removed by conventional microlumbar discectomy / tubular discectomy / endoscopic discectomy based on size of the fragment/ patient factors / surgical experience of the surgeon .
  2. SPINAL STENOSIS – compressing elements mainly hypertrophied lamina ,facets and ligamentum flavum are removed relieving the pressure on neural elements. Various types of decompressions include – Laminotomy, laminectomy , root canal decompression depending on the extent of removal of lamina or facets

This procedure can be done as traditional open / tubular / endoscopic procedure depending on the patient factors/ levels of involvement / surgical experience of the surgeon

 

CLINICAL INDICATIONS :

ELECTIVE:
  • Disabling nerve pain or walking limitation that persists despite roughly 6 to 12 weeks (sometimes longer for stenosis) of non-surgical care such as physiotherapy, medication, and sometimes epidural steroid injections.
  • MRI or CT findings that match the symptoms.

URGENT OR EMERGENCY :

  • Cauda equina syndrome: numbness in the saddle area, new bladder or bowel dysfunction, or weakness in both legs. This needs surgery within hours, not days.
  • Rapidly progressive weakness (such as foot drop).
Common procedures : 
Procedure What is done Typically used for
Microdiscectomy

Fig 1

Small incision, operating microscope; the herniated fragment pressing on the nerve is removed Lumbar disc prolapse with sciatica
Laminotomy / laminectomy

Fig 2

Part or all of the lamina (roof of the canal) is removed, along with thickened ligament, to open space Lumbar or cervical stenosis
Foraminotomy The nerve’s exit channel is widened Nerve root compression from bone or disc
Endoscopic decompression Same aims achieved through a very small tube or scope Selected disc or stenosis cases

 

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MICROLUMBAR DISCECTOMY

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LAMINECTOMY

Outcomes
  • Microdiscectomy: leg pain improves in most patients (commonly quoted at 80 to 90%). Surgery tends to give faster relief than continued non-surgical care, but long-term differences narrow. Re-herniation at the same level occurs in roughly 5 to 15% of patients.
  • Lumbar stenosis: most patients (roughly 60 to 70%) get meaningful relief of leg symptoms and walking tolerance. Back pain improves less predictably.
Complications :
  • Infection
  • Bleeding, including an epidural hematoma (rare but serious)
  • Dural tear causing csf leak lend
  • Nerve injury, with persistent numbness, weakness, or pain
  • Recurrent disc herniation or re-narrowing
  • Instability or adjacent-level degeneration over time, especially after fusion
RECOVERY AFTER DECOMPRESSION SURGERY :
  • Walking: encouraged from the day of surgery.
  • Desk work: about 2 to 4 weeks after microdiscectomy, 4 to 8 after laminectomy.
  • Heavy or manual work: about 6 to 12 weeks, or longer after fusion.
  • Physiotherapy: usually begins in the first weeks, focusing on gradual strengthening and movement, with limits on heavy lifting and repeated bending or twisting early on.
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Spine oncology , Geriatric spine care , Minimally invasive spine surgery , Navigated spine surgeries.

+91 80127 91565
krbarani@gmail.com
Consulting Locations
  1. Apollo Speciality Hospitals, Vanagaram , Chennai
  2. Apollo Proton Cancer Hospitals, Tharamani, Chennai.
  3. CTS hospitals , Anna Nagar, Chennai,

Copyright 2022-2024 by Dr.Barani Rathinavelu | All rights reserved.

Copyright 2022-2024 by Dr.Barani Rathinavelu | All rights reserved.