Understanding Image-Guided Spine Injections: Types, Safety and What to Expect
Written and medically reviewed by Dr. Nikhilesh Samudrala, MBBS, DA, DNB (Anaesthesiology), FIPM, Consultant Pain Physician, Clinicapain, Banjara Hills, Hyderabad
TL;DR Quick answer
An image-guided spine injection places medicine close to a painful spinal nerve or joint, using live X-ray or ultrasound to guide the needle so it lands in the right place. It is used for selected people with pain from an irritated nerve, such as sciatica, or from the small joints of the spine, when medicines and physiotherapy have not given enough relief. Most are short procedures done with local anaesthetic, and most patients go home the same day. Relief varies from person to person and is often temporary, but it can give you a window to exercise and recover. At Clinicapain in Banjara Hills, Hyderabad, Dr. Nikhilesh Samudrala assesses whether an injection suits you, explains the options, and tells you plainly if it does not.
Key takeaways
- Medicine is placed near the painful nerve or joint
- Live X-ray or ultrasound guides the needle
- Short procedure with local anaesthetic; most go home the same day
- Relief varies and is often temporary; it is not a cure on its own
What are image-guided spine injections?
If you have been told you may need a spine injection, it is natural to have questions. In simple terms, it is a small injection of medicine, usually a local anaesthetic with or without a steroid, placed near a nerve or joint in the spine that is causing your pain. The medicine calms inflammation and the pain signals around that spot.
"Image-guided" means the doctor watches the needle on a screen as it moves, using X-ray or ultrasound, instead of relying on feel alone. You can read more about our approach on the image-guided injections page.
Is it a treatment or a test?
Both. An injection can ease pain, and it can also help confirm which nerve or joint is the source of your pain. When the pain improves clearly, that tells the doctor something useful about the cause.
- Medicine is placed near the painful nerve or joint
- The doctor watches the needle on a screen
- Can ease pain and help find the pain source
Why image guidance matters
The spine is crowded. Nerves, joints, discs and blood vessels sit very close together, and the target can be only a few millimetres wide. Seeing the needle as it moves helps the doctor reach the target precisely and avoid sensitive structures.
X-ray (fluoroscopy)
A live X-ray shows the bones of the spine and the needle position. A small amount of contrast dye is often used to confirm that the medicine will spread to the right place before it is given.
Ultrasound
Ultrasound shows soft tissue and the needle in real time without radiation. It is useful for some joints and nerve blocks.
Which method is used depends on the injection and on your anatomy, and Dr. Nikhilesh Samudrala will explain the choice before your procedure.
- The target in the spine can be very small
- X-ray with contrast confirms the needle position
- Ultrasound shows soft tissue without radiation
- The doctor explains which method suits you
Types of spine injections
There is more than one kind of spine injection, and each one has a different target. Here are the main ones, with a link to the page for each:
· Epidural steroid injection: medicine in the epidural space around the nerve roots, for arm or leg pain from nerve irritation
· Caudal epidural injection: an epidural given through a natural opening at the base of the spine
· Nerve block (selective nerve root block): medicine around one specific nerve root, to treat and to help pinpoint the pain source
· Lumbar medial branch block and cervical facet joint injection: for pain from the small joints at the back of the spine
· Sacroiliac joint injection: for pain from the joint between the spine and the pelvis
If a joint block gives clear but short-lived relief, radiofrequency ablation may be discussed as a longer-lasting option.
- Epidural injections treat irritated nerve roots
- Nerve root blocks target one nerve and help find the source
- Facet and medial branch injections treat spinal joint pain
- Sacroiliac joint injections treat pelvic joint pain
| Injection | Where it goes | Usually used for |
|---|---|---|
| Epidural steroid injection | Epidural space around the nerve roots | Arm or leg pain from nerve irritation, such as sciatica |
| Caudal epidural injection | Epidural space, through the base of the spine | Lower back and leg pain, sometimes after surgery |
| Selective nerve root block | Around one nerve root | Treating and confirming the exact nerve causing pain |
| Lumbar medial branch block | Small nerves of the lower back joints | Pain from the lower back facet joints |
| Cervical facet joint injection | Small joints of the neck | Neck pain from the facet joints |
| Sacroiliac joint injection | Joint between the spine and pelvis | Pain in the low back or buttock from this joint |
Who may benefit
Spine injections are not for everyone, and they are rarely the first step. At Clinicapain in Banjara Hills, Hyderabad, Dr. Nikhilesh Samudrala considers one when your history, examination and scans point to a likely source, and when basic care has not been enough.
An injection may be considered if you
· Have leg or arm pain from an irritated nerve that has not eased with medicines and physiotherapy
· Have pain likely coming from a spinal or sacroiliac joint
· Need relief to take part in rehabilitation
· Are weighing up surgery and want to understand the non-surgical options first
It may not be suitable if you
· Have an active infection, or a fever
· Have a bleeding disorder, or take blood thinners that cannot be paused safely
· Are allergic to the medicines or contrast dye that would be used
· Are pregnant, unless the doctor advises otherwise
· Have back pain without leg or arm symptoms, where guidelines advise against routine spinal injections
Conditions we most often see include sciatica, herniated disc, spinal stenosis, chronic back pain, neck pain, cervical spondylosis and sacroiliac joint pain. For a closer look at one of them, read our guide to sciatica treatment in Hyderabad.
- Considered when basic care has not been enough
- Used when a likely source of pain has been found
- Not suitable with infection, uncontrolled bleeding risk or allergy to the medicines
- Back pain without leg or arm symptoms is rarely a reason for an injection
| Situation | Is an injection usually considered? |
|---|---|
| Leg pain from an irritated nerve, not settling with basic care | Often yes, after assessment |
| Neck or back joint pain with a likely joint source | Sometimes, as a block to confirm and treat |
| Back pain only, with no leg or arm symptoms | Rarely; other measures come first |
| Active infection or fever | No, treatment waits until it clears |
| Blood thinners that cannot be paused | Not until a safe plan is agreed with your doctors |
How to prepare and what happens on the day
It is normal to feel a little nervous before a spinal procedure. Knowing exactly what will happen usually helps, so here is the whole process.
Before you come
Please bring your previous scans and reports, a list of your current medicines and any questions. Tell Dr. Nikhilesh Samudrala if you take blood thinners, have diabetes, are allergic to contrast dye, local anaesthetic or any medicine, are or may be pregnant, or have an infection or fever. Follow any instructions about medicines and food that the team gives you. No referral is needed, and you can book a consultation or reach us through our contact page.
On the day
The procedure is usually short, often under half an hour, though the timing depends on the injection. Most patients go home the same day. Please arrange for someone to accompany you home.
- Bring scans, reports and your medicine list
- Tell the doctor about blood thinners, diabetes, allergies and pregnancy
- Done with local anaesthetic, sometimes with light sedation
- Someone should accompany you home
| Step | What happens |
|---|---|
| 1. Check | Your history, medicines and consent are reviewed |
| 2. Position | You lie comfortably, usually on your front, and the skin is cleaned |
| 3. Numbing | Local anaesthetic numbs the skin and deeper tissue |
| 4. Guidance | The needle is guided to the target with X-ray or ultrasound, often with a little contrast dye to confirm the position |
| 5. Injection | The medicine is placed slowly near the nerve or joint |
| 6. Observation | You rest for a short time and are checked before going home |
Recovery and how long relief lasts
Rest for the rest of the day, then return to light activity as Dr. Nikhilesh Samudrala advises. Some people feel a little more sore for a day or two before the benefit begins, and that is normal. Mild numbness or heaviness in a leg can occur for a few hours after some injections, so please take care when walking.
How long does relief last?
It varies a great deal. Some people notice relief within days, and for others it takes up to two weeks. Relief can last from weeks to months, and sometimes longer. If the pain returns, the doctor may discuss another injection, but the number of steroid injections is kept limited. The aim is to use the relief to get stronger.
Make the most of the window
Pain relief is the best time to build strength. A guided plan from a physiotherapist helps stop the pain coming back, so see our physiotherapy-led rehabilitation page. Good sleep and sensible daily habits help too: our lifestyle and sleep guidance page has practical tips.
- Rest on the day and return to light activity as advised
- Mild soreness is common and usually settles
- Relief starts within days to two weeks and varies in length
- Use the relief to rebuild strength with physiotherapy
| Stage | What to expect |
|---|---|
| Same day | Rest, then go home; mild soreness or temporary numbness can occur |
| First two days | Some people feel a short flare in pain before relief starts |
| A few days to two weeks | Many people begin to notice improvement; this varies |
| Weeks to months | Relief may last for a period; follow-up decides next steps |
Risks and safety
Image-guided spine injections are generally considered safe when done by a trained specialist, but no procedure is risk-free. At Clinicapain in Banjara Hills, Hyderabad, Dr. Nikhilesh Samudrala explains the risks that apply to you before you decide, and you are free to ask anything.
Fairly common and usually temporary
· Soreness or bruising at the injection site
· A short-lived increase in pain
· Flushing, difficulty sleeping or mood changes for a day or two after a steroid
· A temporary rise in blood sugar in people with diabetes
Uncommon or rare
· Headache, especially when sitting or standing, from a small leak of spinal fluid
· Infection or bleeding around the spine
· Allergic reaction to the medicine or contrast dye
· Nerve injury, including temporary or, very rarely, lasting weakness
Call us straight away, or go to emergency care, if you have
Fever, severe or worsening back pain, new weakness or numbness in the legs, loss of bladder or bowel control, or a headache that does not ease on lying down.
- Soreness is common and usually settles
- Serious problems are uncommon, and the doctor explains the risks beforehand
- Steroids can affect blood sugar, sleep and mood for a short time
- Call or seek emergency care for fever, new weakness or bladder and bowel changes
Where injections fit in your wider plan
An injection is rarely the whole answer. Most people do best when it forms part of a plan that also covers medicines, rehabilitation and daily habits, and Dr. Nikhilesh Samudrala builds that plan with you.
You can read about pain medication management and physiotherapy-led rehabilitation. If you are not sure whether it is time to see a specialist, our guide on when to see a pain specialist can help.
Not sure what is right for you?Book a consultation or call +91 79810 83531 to meet Dr. Nikhilesh Samudrala at Clinicapain in Banjara Hills, Hyderabad.
- Injections are one part of a plan
- Medicines and physiotherapy usually come first
- Surgery is advised only when it is the better option
| Option | What it does | When it is usually considered |
|---|---|---|
| Staying active and self-care | Keeps the spine moving and supports recovery | First step for most spine pain |
| Medicines | Ease pain and nerve irritation | Pain limits sleep or daily activity |
| Physiotherapy | Builds strength and movement | Alongside other treatment and after pain eases |
| Image-guided injection | Calms inflammation near a nerve or joint | Pain continues despite basic care |
| Radiofrequency ablation | Interrupts pain signals from small joint nerves | After a joint block gives clear but short relief |
| Surgery | Removes pressure on a nerve or stabilises the spine | Severe or worsening weakness, or pain not settling with non-surgical care |
Choosing a specialist in Hyderabad
A spine injection is only as good as the decision behind it. When choosing a doctor, it helps to look for:
· Specialist training in pain management
· A thorough examination and scan review before any injection
· Real-time image guidance for the procedure
· Honest advice on risks, expected benefit and alternatives, including surgery
· A plan that includes follow-up and rehabilitation
Meet your doctor
At Clinicapain, Dr. Nikhilesh Samudrala is a Consultant Pain Physician. Dr. Samudrala trained in anaesthesiology (DA at MVJ Medical College, Bengaluru, and DNB at Indraprastha Apollo Hospitals, New Delhi) and completed a Fellowship in Pain Management (FIPM) at Epione Pain Management Clinic. The doctor was also recognised at the Doctor's Growth Club (DGC) Medical Awards 2026.
You will find us at 2nd Floor, Road No. 12, Banjara Hills, beside Pepperfry, Hyderabad 500034. Consultations are by appointment, and no referral is needed.
A note from the doctor
"A spine injection should never be a rushed decision. I would like you to understand why it is being suggested, what to expect and what the alternatives are, so that you feel comfortable with the plan. Please bring your scans and your questions."
- Dr. Nikhilesh Samudrala, Consultant Pain Physician, Clinicapain
- MBBS, DA, DNB (Anaesthesiology), FIPM
- Image-guided procedures
- Consultations by appointment in Banjara Hills, Hyderabad; no referral needed
References and further reading
1) National Institute for Health and Care Excellence (NICE). Low back pain and sciatica in over 16s: assessment and management (NG59).
2) NHS. Sciatica.
Downloads
Frequently asked questions
Is a spine injection painful?
The skin and tissue are numbed with local anaesthetic first. You may feel pressure or a brief sting, and some soreness afterwards is common. The team will explain each step as it happens
Do I need to be put to sleep?
No. Most spine injections are done under local anaesthetic, sometimes with light sedation. The doctor will explain what applies to you.
How long does the procedure take?
It is usually short, often under half an hour, though the timing depends on the type of injection. Most patients go home the same day.
Why is X-ray or ultrasound used?
Seeing the needle in real time helps the doctor reach the target accurately and confirm the position before the medicine is given.
How soon will I feel better, and how long will it last?
Some people feel better within days and for others it takes up to two weeks. Relief can last weeks to months, and sometimes longer, but it varies and is often temporary.
How many injections can I have?
It depends on your condition and response. The number of steroid injections is kept limited, and Dr. Nikhilesh Samudrala will advise what is suitable for you.
Is a spine injection a cure?
No. It can ease pain and give you time to get stronger, but it works best alongside physiotherapy, medicines and sensible daily habits.
Will I still need surgery?
Many people do not. If a surgical opinion would help, the doctor will tell you.
Do I need a referral?
No. You can book directly. Please bring any scans, reports and a list of your medicines
What does a spine injection cost in Hyderabad?
The cost depends on the type of injection, the image guidance used and the facility. A fixed estimate can only be given after assessment, so please contact Clinicapain in Banjara Hills, Hyderabad, on +91 79810 83531 for details.
Where can I get image-guided spine injections in Hyderabad?
: At Clinicapain, 2nd Floor, Road No. 12, Banjara Hills, Hyderabad, with Dr. Nikhilesh Samudrala, Consultant Pain Physician. Consultations are by appointment.
Consultant Pain Physician
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