Pain Medicine & Palliative CareDr. Ashu Kumar JainChronic Pain Management

Chief, Pain Medicine & Palliative Care, Artemis Hospitals, Gurgaon, India

Series overview · 12 articles

Advances in Chronic Pain Management

June 8, 2025

Dr. Ashu Kumar Jain is Chief of Pain Medicine and Palliative Care at Artemis Hospitals, Gurgaon, where interventional procedures make up roughly 12 to 15% of his outpatient practice; medical management and rehabilitation alone resolve the remaining 85 to 87% of patients without any procedure at all. This guide is based on a live Jivo Masterclass where he took doctors across Africa through the interventions his department uses, one region of the body at a time, from facial pain to perineal pain.

The series covers trigeminal and glossopharyngeal neuralgia, cervicogenic headache, cervical radiculopathy, thoracic facetogenic pain and T2-T3 sympathectomy, shoulder conditions, failed back surgery and sciatica, discogenic low back pain, cancer and pelvic pain, coccydynia, knee pain, spinal cord stimulation and intrathecal pumps, and where opioids are and are not appropriate in sickle cell disease and cancer pain, almost all of it delivered as day-care, image-guided procedures rather than open surgery.

One of the clearest illustrations is a patient referred to Dr. Jain after years of a fibromyalgia diagnosis that never explained her pain; two radiofrequency ablations, one for the neck and one for the lower back, followed by a structured rehabilitation programme, and she recorded her own video update from a swimming pool a month later reporting seventy per cent less pain. Another case, a 135-kilogram patient receiving a routine cervical epidural injection, became a lesson in why these procedures are performed in a catheterisation lab rather than a simple X-ray suite: imaging on the table caught contrast dye tracking into an unexpected web of epidural veins, a finding Dr. Jain says could have proven fatal if the medication had been injected regardless.

This guide is based on a live Jivo Masterclass — Dr. Ashu Kumar Jain taught doctors across Africa on June 8, 2025.

FROM THE LIVE Q&A

DR

Dr. Ivan, Uganda

In radiofrequency ablation, can the treated nerves regenerate, and if so, when can the pain reoccur?

AK

Dr. Ashu Kumar Jain

No. A nerve does not regenerate in a way that matters clinically. Genuine nerve injury can push a patient into complex regional pain syndrome Type II, nerve regeneration takes a very long time, and results are poor. Believing you can treat a patient by waiting for nerve regeneration is, in present-day practice, a myth.

See all 18 questions from this masterclass →

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Frequently Asked Questions

Can repeated nerve blocks cause nerve damage or other long-term complications?

No. These interventions are regional and can be repeated without causing nerve damage or nerve injury. Complications are rare given how far the technology and generators have advanced, and in this practice no serious complication has ever occurred with these blocks or ablations. Blocks can be repeated every four to six weeks and radiofrequency ablation every three months.

Which local anaesthetics, steroids and adjuvants do you usually use for different nerve blocks?

Ropivacaine for nerve blocks. For spinal procedures, dexamethasone is the primary steroid. For joint injections, Kenacort (triamcinolone).

How do you distinguish between pain caused by dyspepsia and pain caused by angina pectoris?

That sits outside pain medicine. It belongs to cardiology and gastroenterology. This practice does not treat visceral pain originating from the heart or lungs and stays restricted to musculoskeletal and neuropathic pain.

Patients often present with pain that has both a surgical solution and a pain-management solution. How do doctors decide when a patient needs surgery versus pain management?

Under international Spine Society guidelines, when the primary problem is pain alone, the patient does not need surgery, regardless of the degree of compression shown on imaging, as long as it is below L2. Surgery is indicated for disability: foot drop, motor deficit, sensory deficit, or more than moderate to severe canal stenosis on MRI, where an intervention can only buy time rather than treat the underlying disease. At Artemis, pain medicine and spine surgery work as a team. If a patient referred for pain turns out to have a neurological deficit, they go straight to the spine surgeon; if pain is the only presenting symptom, pain medicine treats it. The line between the two is clear.

Bone marrow transplant cures sickle cell disease but is not offered to every patient, partly for financial reasons. How can sickle cell patients with chronic pain from avascular necrosis of the femoral head benefit?

If the femoral head itself is involved, radiofrequency ablation of the hip joint, targeting the genicular nerves supplying the joint, is a very rewarding procedure. But if the pain originates from the bone itself or has a visceral component, high-dose NSAIDs risk the kidneys and the better approach is opioid-based: morphine or tramadol with paracetamol and a neuropathic agent, alongside any specific interventional target that exists.

What proportion of chronic pain patients actually need an interventional procedure?

Roughly 12 to 15% of outpatient cases in this practice need an interventional procedure. Medical management and rehabilitation alone resolve the remaining 85 to 87% of patients.

What conditions does this pain medicine masterclass series cover?

Trigeminal and glossopharyngeal neuralgia, cervicogenic headache, cervical radiculopathy, thoracic and T2-T3 sympathetic pain, shoulder conditions, failed back surgery and sciatica, discogenic back pain, cancer and pelvic pain, coccydynia, knee pain, spinal cord stimulation, intrathecal pumps, and opioid use in sickle cell disease and cancer pain.

Why are some of these procedures performed in a catheterisation lab instead of a normal X-ray or treatment room?

Because live imaging in a cathlab can catch a complication, such as contrast dye tracking into an unexpected web of epidural veins, that would go unnoticed under simple fluoroscopy and could otherwise prove fatal.

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