Piriformis syndrome occurs when the piriformis muscle, deep in the buttock, irritates or compresses the sciatic nerve, causing buttock pain that can travel down the back of the leg and often worsens with sitting, stairs, or running. At Integrative Sports & Spine, we confirm where your pain is really coming from, then provide personalized, non-surgical treatment focused on calming the muscle, relieving pressure on the nerve, and getting you moving comfortably again.
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Most ultrasound-guided piriformis injections are completed in approximately 15 to 30 minutes, including preparation.
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Most patients resume light daily activity within 24 to 48 hours, although recovery and symptom improvement may vary.
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Locations Available
Piriformis Syndrome Treatment is available at our Southern California clinics - Long Beach, Alhambra, Riverside, and City of Industry.
The piriformis is a small, flat muscle that runs from the base of the spine (the sacrum) to the top of the thigh bone, where it helps rotate and stabilize the hip. The sciatic nerve passes directly beneath it, and in some people runs through it. When the piriformis tightens, spasms, or becomes irritated from overuse, prolonged sitting, a fall, or a change in the way you walk, it can press on the nerve and cause deep buttock pain, tingling, or numbness that travels down the back of the thigh.
Symptoms can range from a dull ache after long periods of sitting to sharp, radiating leg pain that makes driving, climbing stairs, or exercising difficult. Because piriformis syndrome closely resembles a herniated disc, lumbar radiculopathy, sacroiliac joint dysfunction, and hip joint problems, it is often missed or misdiagnosed. Our physicians perform a careful examination and, when needed, imaging to rule out these other sources before recommending treatment.
At Integrative Sports & Spine, our approach to piriformis syndrome begins with a thorough evaluation that confirms the diagnosis, identifies the factors driving the muscle irritation, and determines which treatment pathway fits your specific presentation. Care may include ultrasound-guided piriformis injections with a local anesthetic and corticosteroid to calm the muscle and reduce irritation around the sciatic nerve, trigger point injections for tight bands in the surrounding gluteal muscles, nerve blocks when nerve irritation is the dominant symptom, physical therapy focused on stretching, hip strengthening, and nerve mobility, and guidance on sitting posture and activity changes that reduce pressure on the buttock. Treatment is sequenced based on symptom severity and your response at each stage.

Buttock and leg pain has many possible causes, and treating the piriformis when the real source is a lumbar disc, a pinched nerve root, or the sacroiliac joint will not produce lasting relief. There is no single test that confirms piriformis syndrome, so our physicians combine a detailed history, hands-on provocation tests, and imaging when appropriate to rule out spinal and joint causes before recommending any procedure.
The piriformis sits deep beneath the large gluteal muscles, right next to the sciatic nerve. Placing an injection with ultrasound guidance allows the physician to see the muscle, the nerve, and the surrounding structures in real time, so medication is delivered where it is needed and the nerve is protected during the procedure. Injections placed by feel alone in this deep region are far less reliable.
Piriformis syndrome frequently develops alongside contributing factors such as weak hip stabilizers, prolonged sitting, differences in leg length or walking pattern, overtraining, or a fall onto the buttock. Treating only the muscle without correcting these drivers tends to produce shorter-lasting relief. Our physicians evaluate the full contributing picture and build it into every treatment plan.
Most people with piriformis syndrome improve without surgery. A combination of targeted injections, physical therapy, stretching, and activity changes relieves symptoms for many patients. Surgical release of the piriformis is uncommon and reserved for select cases that do not respond to a thorough course of non-surgical care. Our goal is always the least invasive approach appropriate for your condition.
Primary Piriformis Syndrome
Pain that starts in the piriformis muscle itself, often from tightness, spasm, or a natural variation in how the sciatic nerve passes the muscle. Targeted injections and a structured stretching and strengthening program help release the muscle and relieve nerve irritation.
Post-Traumatic Piriformis Syndrome
A fall onto the buttock, a car accident, or another direct blow can injure the piriformis and lead to swelling, spasm, or scar tissue around the sciatic nerve. We evaluate the injury carefully and combine image-guided treatment with rehabilitation to restore comfortable movement.
Sitting-Related Piriformis Syndrome
Long hours at a desk or behind the wheel, or sitting on a wallet in a back pocket, can place sustained pressure on the piriformis and the nerve beneath it. Treatment pairs symptom relief with practical changes to seating, posture, and daily routine.
Sports and Overuse Piriformis Syndrome
Runners, cyclists, and athletes who repeatedly load the hip can overwork the piriformis. We treat the irritated muscle and address training load, hip strength, and movement patterns to help you return to activity with less risk of recurrence.
Piriformis Syndrome With Spine or Hip Conditions
Piriformis syndrome can occur alongside lumbar disc problems, nerve root irritation, or sacroiliac joint dysfunction, and more than one source can contribute to the same leg pain. We identify each contributor and treat them in the right order.
Recurrent Piriformis Syndrome
Symptoms can return after stretching, therapy, or prior injections, especially when the underlying drivers were never addressed. We reassess the diagnosis and recommend targeted treatment, including ultrasound-guided injections or nerve blocks when appropriate, alongside an updated rehabilitation plan.
Preparation Guidelines• No specific fasting or preparation is required for a piriformis evaluation or injection appointment.
• Bring a complete list of all medications, supplements, and blood thinners you are currently taking. Blood thinners may need to be temporarily adjusted before certain procedures.
• Notify our team of any known allergies, particularly to local anesthetics or corticosteroids.
• Wear comfortable, loose-fitting clothing that allows easy access to the hip and buttock area.
• Be prepared to describe the full pattern of your symptoms: where the pain starts, whether it travels down the leg, and whether sitting, stairs, running, or getting up from a chair makes it worse.
• Bring any prior MRI, X-ray, or nerve study results if available. These help rule out spinal causes of your buttock and leg pain.
Initial ConsultationYour first appointment is a dedicated evaluation of your buttock, hip, and leg symptoms. Our physicians review the history of your pain in detail, including onset, any injury, your work and activity demands, and all prior treatments. The examination includes pressing over the piriformis and surrounding hip muscles, hip range-of-motion and strength testing, provocation maneuvers that stretch or contract the piriformis, and a neurological check of the lower back and legs to look for signs of nerve root involvement. Imaging such as an MRI may be ordered when a spinal or hip joint cause needs to be ruled out. You leave with a clear working diagnosis and a personalized treatment plan.
Comfort and Preparation• You lie face down on the procedure table, and the skin over the buttock is cleaned thoroughly with an antiseptic solution.
• A local anesthetic is used to numb the skin before the injection is placed.
• Your physician confirms your comfort before proceeding.
Precision Treatment Delivery• The ultrasound transducer is positioned over the buttock to provide real-time visualization of the gluteal muscles, the piriformis, and the sciatic nerve before and during the procedure.
• The needle is guided under direct ultrasound visualization into the piriformis muscle, confirming accurate positioning before medication is delivered and keeping a safe distance from the nerve.
• Medication typically combines a local anesthetic with a corticosteroid. Many patients notice temporary relief in the buttock shortly afterward, which also helps confirm the piriformis as the source of pain.
• The procedure takes approximately 15 to 30 minutes. Most patients tolerate it well with minimal discomfort.
Immediate Recovery• Most patients return home the same day and resume light daily activity within 24 to 48 hours.
• Mild soreness at the injection site is normal and typically resolves within one to two days.
• Temporary numbness or heaviness in the leg can occur if the anesthetic reaches the sciatic nerve. Plan to have someone drive you home, and do not drive until normal feeling and strength return.
• Avoid strenuous exercise, running, and prolonged sitting on hard surfaces for 24 to 48 hours following the procedure.
• Contact our office if you notice worsening leg weakness, numbness that does not resolve, or any signs of infection at the injection site following the procedure.
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First 48 Hours• Apply ice to the injection site for 15 to 20 minutes at a time as needed for soreness, and change positions often rather than sitting for long periods.

Long-Term Recovery
• Begin your prescribed physical therapy program as directed, typically focused on piriformis and hip stretching, hip and core strengthening, and nerve mobility.
• Continue a daily home stretching routine to help keep the muscle from tightening again.
• Make recommended changes to your seating, posture, and training load to reduce pressure on the piriformis during daily activities.
• Attend all follow-up appointments so your physician can assess your symptom response and determine whether additional treatment is needed or appropriate.
• Relief from a corticosteroid injection usually develops over several days, while lasting improvement comes from consistent rehabilitation over the following weeks.

Ultrasound-Guided Precision
The piriformis lies deep beneath the gluteal muscles, beside the sciatic nerve, and injections placed using surface landmarks alone can easily miss the target. Our physicians perform piriformis injections under direct ultrasound visualization, confirming needle position relative to the muscle and the nerve in real time and ensuring that medication reaches the intended target safely and accurately.
Careful Diagnosis Before Treatment
Piriformis syndrome shares its symptoms with lumbar disc herniation, radiculopathy, sacroiliac joint dysfunction, and hip joint problems. Our physicians evaluate the lower back, pelvis, and hip together, so your treatment is aimed at the true source of your pain rather than a guess based on where it hurts.
Conservative Care Supported by Interventional Expertise
We believe in sequencing treatment logically. Many patients with piriformis syndrome improve with physical therapy, stretching, and activity changes, and some benefit from a well-timed, image-guided injection that calms pain enough to make rehabilitation possible. We do not recommend procedures before they are indicated, and we do not limit patients to conservative measures when they clearly need more.


The best treatment depends on how long symptoms have been present, how severe they are, and what is driving them. Most patients start with a structured program of piriformis and hip stretching, hip strengthening, and activity changes. When pain limits progress, an ultrasound-guided piriformis injection with a local anesthetic and corticosteroid can calm the muscle and make physical therapy easier to complete. Surgery is rarely needed. Our physicians recommend the approach that fits your specific clinical picture rather than a single universal protocol.

Yes, for most patients. Piriformis syndrome usually responds to non-surgical care, including stretching, physical therapy, activity modification, and targeted injections when needed. Surgical release of the piriformis is uncommon and is generally considered only for patients with persistent, disabling symptoms who have completed a thorough non-surgical program without adequate relief.

Piriformis syndrome develops when the piriformis muscle tightens, spasms, swells, or scars and irritates the nearby sciatic nerve. Common contributors include prolonged sitting, especially on hard surfaces, repetitive activities such as running or cycling, a fall or direct blow to the buttock, weak hip and core muscles, differences in leg length or walking pattern, and natural variations in how the sciatic nerve passes the muscle. In many patients, several of these factors act together.

Both can cause pain that travels down the back of the leg. Piriformis syndrome typically causes deep pain in one buttock that worsens with sitting, climbing stairs, or rotating the hip, with tenderness directly over the muscle. Sciatica from the spine more often comes with low back pain, symptoms that follow a specific nerve root pattern, and sometimes changes in reflexes or strength. Because the symptoms overlap, a physician examination is the best way to tell them apart. Imaging may be used to rule out a disc or spinal cause, and a diagnostic injection into the piriformis can help confirm the diagnosis.

Yes. An ultrasound-guided piriformis injection delivers a local anesthetic, usually combined with a corticosteroid, directly into the muscle. It can reduce pain and muscle spasm, and your response to the anesthetic also helps confirm that the piriformis is the source of your symptoms. Ultrasound guidance improves accuracy compared with injections placed without imaging. Injections work best as part of a broader plan that includes stretching and strengthening, since that is what helps keep symptoms from returning.

Seek specialist evaluation when buttock or leg pain has lasted more than a few weeks despite rest and stretching, when it disrupts sleep or makes sitting difficult, or when it limits work, exercise, or daily activities. Seek care promptly if you develop leg weakness, spreading numbness, or pain after a fall or accident. Loss of bladder or bowel control, or numbness in the groin or inner thighs, needs emergency care right away because it can signal serious nerve compression in the spine.
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Google review
"Phenomenal care and awesome office staff!! The doctors are knowledgeable and compassionate and take their time and listen to all your needs and concerns. I would recommend this office to anyone experiencing any kind of back ailment."

Google review
"As a Kaiser patient being referred out this was a great appointment. Dr listened regarding my pain and not trying to push any injections for relief. Confident of my plan for pain management and 100% recommend this office. The ladies also are very welcoming ☺️"

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"I’m usually afraid of injections, but the doctor was extremely skilled and gentle. I didn’t feel any pain at all, and he was very patient throughout the process."


Buttock and leg pain from piriformis syndrome does not have to keep you out of your chair, your car, or your workouts. With an accurate diagnosis, precisely placed image-guided treatment, and a structured stretching and strengthening program, many patients find meaningful relief without surgery.
Call (833) 476-7377 or click the appointment button below to schedule a consultation at any of our four Southern California pain clinic locations.
Trigger point injections target tight, irritable bands in the piriformis and surrounding gluteal muscles, easing the muscle spasm that can irritate the sciatic nerve and making stretching and rehabilitation more comfortable.
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