Published on: 5/21/2025
What Are Possible Causes of Left Buttock Pain That Radiates Down the Leg?
Left buttock pain that radiates down the leg can be caused by issues with the sacroiliac joint, piriformis syndrome, or hip problems. Each condition affects the nerves or muscles in different ways, leading to pain that travels down the leg.
Explanation
Pain in the left buttock that travels down the leg can happen for several reasons. One possible cause is a problem with the sacroiliac joint, which connects the base of the spine to the pelvis. When this joint is not working right, it can irritate nerves and cause pain that moves down the leg.
Another reason for this type of pain is piriformis syndrome. The piriformis is a small muscle in the buttock that can press on the sciatic nerve if it becomes tight or swollen. This pressure causes pain to shoot down the leg.
Hip problems can also lead to pain in the buttock and leg. Issues like arthritis or injuries in the hip joint can cause discomfort that spreads. It's important to understand these causes to find the right treatment and relief.
(References)
- Murakami E, Aizawa T, Kurosawa D, & Noguchi K. (2017). Leg symptoms associated with sacroiliac joint disorder and .... Clinical neurology and neurosurgery, 28410481.
- Papadopoulos EC, & Khan SN. (2004). Piriformis syndrome and low back pain. The Orthopedic clinics of North America, 15062719.
- Chamberlain R. (2021). Hip Pain in Adults: Evaluation and Differential Diagnosis. American family physician, 33448767.
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