Vice Chairman & Head - Ortho Spine, MIS & Robotic Spine Surgery, BLK-Max Super Speciality Hospital, New Delhi
Part 2 of 10 in Indications for Spine Surgery & Advances for Safer Outcomes
The Three-Tier Referral System: When Back and Neck Pain Needs a Spine Surgeon
August 27, 2026
Spine-related disorders are second only to headache in frequency among patients seen in general practice, but very few of them ever need an operation. Dr. Puneet Girdhar sorts referrals into three tiers, ordered by how much time a referring doctor has before a delay starts to cost the patient function.
Same-day emergencies
Cauda equina syndrome sits at the top of this tier: saddle anesthesia, weakness in the lower limbs, and difficulty controlling urine, caused by tremendous pressure on the lumbar spinal nerves. Alongside it sits any progressive neurological deficit, whether from cervical or dorsal myelopathy or from an osteoporotic fracture that keeps retropulsing into the canal, worsening a patient's walking ability and numbness day by day. Any suspected infection, malignancy, or vertebral fracture belongs in this same category, referred the same day regardless of how the pain itself feels.
Early referrals, within one to two weeks
This tier covers severe radicular pain, sciatica in the leg or brachialgia in the arm, accompanied by neurological signs, along with tumors of the spinal meninges such as neurofibroma or lipoma pressing on a nerve. Spondylolisthesis that has started producing gait disturbance or weakness belongs here too, as does disabling pain that has already resisted six to eight weeks of physiotherapy, medication, or nerve blocks. Close observation is still possible at this stage, but the window for conservative management is closing.
Routine referrals
Back pain that has not improved after twelve weeks of therapy, without radicular pain or nerve root compression, falls into the routine tier. These patients need evaluation for desiccated or degenerated discs, sacralization, spina bifida occulta, or spondylolysis, conditions that are not urgent but do need a specialist's eye. Diagnostic uncertainty, a possible spondylodiscitis that outdoor practice cannot easily confirm, or psychosocial complicating factors also belong in this group.
The pathology groups that cut across all three tiers
Girdhar also groups cases by the underlying pathology rather than urgency alone: neurological compression (disc herniation with a deficit, progressive stenosis with claudication, myelopathy signs from cord compression), structural instability (degenerative, lytic, or isthmic spondylolisthesis, unstable fractures, deformity needing osteotomy and fusion), and space-occupying pathology (epidural abscess, osteomyelitis, tumors causing neurological progression). Patients in any of these three pathology groups are heading toward surgery regardless of which urgency tier first flagged them, because the alternative is progressive and often permanent neurological loss.
This guide is based on a live Jivo Masterclass — Dr. Puneet Girdhar taught doctors across Africa on March 15, 2026.
FROM THE LIVE Q&A
Host (Varun, Jivo Healthcare)
Does an observership need to be limited to specialists, or can general practitioners take part, and who benefits most?
Dr. Puneet Girdhar
Anybody can come in. It depends on their interest, whether they are doctors, paramedics, or even technicians who want to learn how the equipment is used more efficiently. Any doctor with an outdoor or clinic practice where spine patients come through is welcome. Until you have seen a technique, it is very difficult to fathom in your head and convince your patient that it will help them. Visitors typically stay for a few weeks to a few months. A fellow from Nepal, already a practicing surgeon at a National Trauma Hospital, recently observed 25 surgeries in a single week, including robotic spinal deformity correction, endoscopic cases, and minimally invasive TLIF for listhesis.
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Frequently Asked Questions
A 32-year-old male has a diffuse L4-L5 disc bulge compressing both traversing nerve roots, a left paracentral L5-S1 disc protrusion narrowing the left lateral recess, and canal stenosis measured at 9.5 millimeters. He is exhausted by medication and physiotherapy but afraid of surgery. What would you recommend?▼
If there is no significant back pain and no instability, we prefer decompression alone, either bipartal endoscopy through two ports of 4 to 5 millimeters to 1 centimeter, or an MIS tubular approach through a single 2.5 centimeter incision, adding a discectomy at the same sitting if the disc is large. If there is significant back pain and the dynamic X-ray shows instability, lysis, or discal collapse with foraminal stenosis, he will need a TLIF with a cage and screws to restore disc height and decompress both foramina. If he is already exhausted by medication and physiotherapy and still suffering, he almost certainly needs surgery; that is exactly why he is still hanging around doctors trying to find another way.
What were you and your colleagues hoping to take away from this session?▼
Spinal surgery takes most of the surgical case volume in neurosurgery at my center in Nigeria. We were expecting to see the procedures Dr. Girdhar uses and how they aid recovery, not only the traditional open decompression we already practice, but also how he performs minimally invasive spine surgery, since it is still an emerging area for us.
How is minimally invasive surgery actually done, since we currently only perform open surgery at our center?▼
I would request that we spend time together if you are planning to come to India, please come to Delhi to our center. I tried my best, but that is all you can cover in an hour when it represents twenty years of work with a lot of technology behind it. You need to observe more, and that would let you move on to minimally invasive work. It is not difficult, but everything new you start in your practice is a steep curve at first, though very achievable, looking at how many MIS centers exist in the world today.
How should we set up communication so patients from Zambia can reach you with their reports?▼
My availability is never really an issue. I usually reply the same day, before going to bed, to most of the queries I get, and I hear from 30 to 40 people a day from all over the place. We look forward to working together and helping your patients from Zambia, at the very least by providing an opinion.
Closing thought on the session▼
Thank you for a very impressive, interesting presentation.
How common are spine-related complaints in general practice?▼
Spine disorders are second only to headache in frequency among patients seen in general practice, though very few of these cases ever need surgery.
What conditions fall into the early referral tier, within one to two weeks?▼
Severe radicular pain such as sciatica or brachialgia with neurological signs, tumors of the spinal meninges like neurofibroma or lipoma pressing on a nerve, spondylolisthesis with gait disturbance, and disabling pain that has already resisted six to eight weeks of physiotherapy, medication, or nerve blocks.
When does back pain qualify as a routine referral rather than urgent?▼
When it has not improved after twelve weeks of therapy and there is no radicular pain or nerve root compression, prompting evaluation for desiccated or degenerated discs, sacralization, spina bifida occulta, or spondylolysis.
What three pathology groups cut across all three urgency tiers?▼
Neurological compression (disc herniation with a deficit, progressive stenosis with claudication, myelopathy from cord compression), structural instability (degenerative, lytic, or isthmic spondylolisthesis, unstable fractures, deformity needing osteotomy and fusion), and space-occupying pathology (epidural abscess, osteomyelitis, tumors causing neurological progression).
Why are patients in these three pathology groups considered surgical candidates regardless of which tier first flagged them?▼
Because the alternative to surgery in these groups is progressive and often permanent neurological loss.
In This Series: Indications for Spine Surgery & Advances for Safer Outcomes
- 1.Indications for Spine Surgery
- 2.The Three-Tier Referral System: When Back and Neck Pain Needs a Spine Surgeon
- 3.Cauda Equina Syndrome and the Spine Emergencies That Cannot Wait
- 4.A Case Worked Through by Phone: Decompression or Fusion for a Kenyan Patient
- 5.Minimally Invasive Reduction for Spondylolisthesis: Two Cases From the Same Month
- 6.A Fusion Mass at Twenty-Four: Revising a Childhood Scoliosis Correction That Stopped Short
- 7.Loose Screws and a Cord That Was Swelling Somewhere Else Entirely
- 8.When Cement Alone Is Not Enough for a Fractured Vertebra
- 9.Training the Next Generation: Inside a Two-Year Spine Fellowship and Its Observership Track
- 10.Cross-Border Spine Care: Inside the Jivo Connect Clinic Model