What is piriformis syndrome? Piriformis syndrome occurs when your piriformis muscle compresses your sciatic nerve and results in inflammation. It can cause pain or numbness in your buttock and down …

The piriformis is a flat, pear-shaped muscle. The thicker side of the piriformis is medial (closer to the center of the body). The function of the piriformis is as an external thigh rotator. When the hip is …

Feb 25, 2024 · Learn more about Piriformis syndrome, which is a neuromuscular disorder due to a compression of the sciatic nerve. Understand its causes, symptoms, and treatment methods.

Dec 9, 2025 · Piriformis syndrome is sciatic nerve pain caused by an injured or overused piriformis muscle. This is a muscle inside your buttocks that helps you move your leg.

Sep 6, 2025 · Piriformis syndrome occurs when the piriformis muscle irritates the sciatic nerve, causing pain and numbness in the buttocks and leg. Conditions that cause similar symptoms include …

The piriformis is a thick, flat muscle and the most superficial muscle among the deep gluteal muscles. It is part of the lateral rotators of the hip (obturator internus, superior and inferior gemelli, quadratus …

Aug 14, 2025 · The piriformis is a small convergent muscle in the buttocks or gluteal region. The Latin word “piriformis” means “pear-shaped,” which refers to the shape of the muscle. It belongs to the …

Aug 4, 2023 · Piriformis syndrome occurs due to sciatic nerve entrapment at the level of the ischial tuberosity. While there are multiple factors that may contribute to piriformis syndrome, the clinical …

Aug 7, 2025 · Piriformis syndrome is a condition caused by inflammation of the piriformis muscle, which compresses the sciatic nerve. It causes pain, numbness, and weakness in the glute, hip, and leg.

Jul 6, 2023 · Piriformis syndrome happens when the muscle compresses part of the sciatic nerve, which runs from the lower back and down the leg. Symptoms Piriformis syndrome causes ongoing aches, …