The sacroiliac joint is in the low back where the spine meets the pelvis. Sacroiliac joint pain is discomfort in this area. This pain is a symptom that may come from a number of conditions or diseases.
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Pain may start in the joint, or in surrounding ligaments or nerves. Ligaments are bands of tissue that connect 1 bone to another. The sacroiliac joint has many nerve endings. The nerves send pain signals to the brain. Pain in this region may be caused by many factors, including:
Factors that may increase your chance for sacroiliac joint pain include:
Sacroiliac joint pain may cause:
You will be asked about your symptoms and medical history. A physical exam will be done.
Images may be taken of your bodily structures. This can be done with:
Joint injections or nerve blocks may be done to determine if the pain starts in the joint.
Treatment depends on the cause of the pain. Any underlying condition would receive treatment specific for that disease. Regardless of the cause, short-term rest is often advised.
Talk with your doctor about the best treatment plan for you. Options may include one or more of the following:
Your doctor may recommend:
Physical therapy may include:
To reduce your chance of developing sacroiliac joint pain, take these steps:
Ortho Info—Academy of Orthopaedic Surgeons
Canadian Orthopaedic Association
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Last reviewed June 2016 by Laura Lei-Rivera, PT, DPT, GCS Last Updated: 5/13/2014