Intra-Articular Facet Blocks
What are Intra-Articular Facet Blocks?
Intra-Articular Facet Blocks are minimally invasive, image-guided injections used to diagnose and treat pain originating from the facet joints of the spine. Facet joints are small joints located between the vertebrae that provide stability and flexibility to the spine. Degeneration, arthritis, injury, or inflammation of these joints can cause significant neck, mid-back, or lower back pain.
The procedure involves injecting a combination of local anesthetic and anti-inflammatory medication directly into the affected facet joint to reduce pain and inflammation.
Indications
Intra-Articular Facet Blocks are commonly recommended for:
- Facet joint arthropathy (facet arthritis)
- Chronic axial low back pain
- Chronic neck pain
- Thoracic spine pain
- Degenerative spinal conditions
- Pain aggravated by spinal extension or twisting movements
- Suspected facet joint-mediated pain
- Diagnostic evaluation before Radiofrequency Ablation (RFA)
Understanding Facet Joint Pain
Facet joints are richly supplied by small nerves called medial branch nerves. When these joints become inflamed or arthritic, they can produce localized and referred pain.
Common Pain Patterns
Cervical (Neck) Facet Pain
- Neck pain
- Suboccipital headaches
- Shoulder blade pain
- Upper back discomfort
Thoracic (Mid-Back) Facet Pain
- Inter-scapular pain
- Mid-back stiffness
- Pain around the paravertebral region
Lumbar (Lower Back) Facet Pain
- Low back pain
- Flank pain
- Hip and groin discomfort
- Pain radiating to the buttock or thigh
- Occasional pain extending to the calf
Procedure
Intra-Articular Facet Blocks are performed by experienced Interventional Pain Specialists under fluoroscopic (real-time X-ray) guidance to ensure precise needle placement.
During the Procedure
- The patient is positioned comfortably on the procedure table.
- The skin is cleaned using sterile techniques.
- Vital signs are continuously monitored throughout the procedure.
- Local anesthesia may be administered to minimize discomfort.
- Using fluoroscopic guidance, a fine needle is advanced into the targeted facet joint.
- A small amount of contrast dye may be injected to confirm accurate placement.
- A combination of corticosteroid and local anesthetic medication is then injected into the joint.
- Multiple joints may be treated during the same session if necessary.
The procedure typically takes 20–30 minutes and is performed as a day-care treatment.
Benefits
- Effective relief of neck, mid-back, and low back pain
- Reduction of inflammation within the facet joints
- Improved spinal mobility and flexibility
- Enhanced ability to perform daily activities
- Helps identify the exact source of spinal pain
- May reduce the need for oral pain medications
- Can help determine suitability for Radiofrequency Ablation (RFA)
Special Instructions
Before the Procedure
- Inform your doctor about all medications and medical conditions.
- Blood-thinning medications may require temporary adjustment.
- Follow fasting instructions if sedation is planned.
- Arrange transportation if advised by your physician.
After the Procedure
- Patients are monitored for approximately 1–2 hours.
- Vital signs and pain response are assessed before discharge.
- Mild soreness at the injection site is common.
- Most patients can resume normal activities within 24 hours.
- Detailed written discharge instructions will be provided.
Possible Side Effects and Complications
Facet Joint Injections are generally safe when performed by qualified pain specialists. Potential risks may include:
Common Temporary Effects
- Mild soreness at the injection site
- Local swelling or bruising
- Temporary increase in pain
- Mild numbness or weakness
Rare Complications
- Infection
- Bleeding or hematoma formation
- Allergic reaction to medications or contrast dye
- Dural puncture
- Nerve irritation or injury
- Epidural or intravascular injection
Steroid-Related Side Effects
Although uncommon with limited use, corticosteroid injections may occasionally cause:
- Temporary elevation of blood sugar levels
- Fluid retention
- Weight gain
- Facial flushing
- Hormonal changes
- Osteoporosis with repeated long-term use
Your physician will carefully evaluate the risks and benefits before recommending treatment.
Why Choose Dr. Anurag Aggarwal?
Dr. Anurag Aggarwal is a highly experienced Interventional Pain Specialist offering advanced image-guided spinal pain procedures. His expertise in diagnosing and treating facet joint disorders helps patients achieve long-lasting pain relief while avoiding unnecessary surgery whenever possible.
Book an Appointment
If you are experiencing chronic neck pain, mid-back pain, or low back pain that may be related to facet joint arthritis, schedule a consultation with Dr. Anurag Aggarwal to explore whether Intra-Articular Facet Blocks can help you regain comfort and mobility.