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Chronic Low Back Pain: How is SI Joint Dysfunction Diagnosed?

Have you been struggling with persistent lower back pain that seems to defy explanation? You are not alone. One of the often-overlooked causes of chronic low back pain is sacroiliac joint dysfunction, or SI joint dysfunction for short. However, at PainTEQ, we have dedicated ourselves to helping individuals unmask and manage this complex and challenging condition.

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A Hidden Culprit Behind Chronic Low Back Pain: SI Joint Dysfunction

The sacroiliac joint (SIJ) is located between the sacrum, the bottom part of the spine, and the ilium, a part of the pelvic bone. Dysfunction in this joint can lead to chronic pain, typically in the lower back or the hip region. Despite its impact, SI joint dysfunction is often misdiagnosed or overlooked due to its complex nature and similarity to other back-related issues.

Signs and Symptoms

SI joint dysfunction can present itself in a variety of ways. Here are some common symptoms to look out for:

  • Persistent lower back pain
  • Pain in the hip, groin, or thigh
  • Difficulty performing certain movements, like climbing stairs or standing from a sitting position
  • Discomfort while sitting or lying on one side

Diagnosis: Putting the Pieces Together

The diagnosis of SI joint dysfunction begins with a thorough examination of a patient’s medical history and a detailed discussion about their symptoms. The doctor will be keen to understand the nature, intensity and frequency of their patient’s pain.

Physical Examination

The next step involves a physical examination, during which the doctor performs certain maneuvers designed to provoke symptoms related to SI joint dysfunction. These maneuvers may include:

  • Distraction Test
  • Thigh Thrust Test
  • FABER (Flexion, ABduction, and External Rotation) Test
  • Compression Test
  • Gaenslen’s Maneuver

Imaging Studies

In addition to the physical examination, a doctor may order imaging studies such as X-rays, CT scans, or MRIs to rule out other potential causes of pain.

Diagnostic Injections

The definitive diagnostic test for SI joint dysfunction is an SI joint injection. During this procedure, a local anesthetic is injected into the SI joint under imaging guidance. If the injection relieves pain, it’s a strong indicator that the SI joint is the source of discomfort.

Living Pain-free: What’s Next?

Once it is confirmed that the SI joint is the source of a patient’s pain, it’s time to consider treatment options. At PainTEQ, we offer the innovative LinQ SI Joint Stabilization System, a minimally invasive procedure designed to help patients immediately regain joint stability and create an ideal environment for long-term fusion. 

The entire procedure is done through a single, small incision on the patient’s back. Patients typically leave the hospital or surgery center the same day, shortly after surgery and can usually resume daily living activities within a couple of weeks, depending on how well they are healing and based on physician’s orders.

Click here to learn more about LinQ. 

Ready to Take the Next Step?

At PainTEQ, we are committed to improving the lives of individuals living with chronic back pain due to sacroiliitis. Our nationwide network of partnering interventional pain physicians is skilled in diagnosing and treating SI joint dysfunction. Contact us today to find a provider near you.

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