The sciatic nerve becomes irritated and inflamed when the piriformis muscle spasms, which can lead to piriformis syndrome. Piriformis syndrome involves pain, tingling, and numbness in the gluteal ...

The sciatic nerve is the longest and thickest nerve ... including buttock pain and muscle spasms. You may need surgery if you are experiencing severe symptoms of sciatica for three or more months.

In the case of sciatica, a muscle spasm can occur in your lower back or the muscles in your buttocks, which can put pressure on the sciatic nerve and cause pain. The tight muscle can aggravate the ...

It's caused by pressure on the sciatic nerve - either from a slipped disc ... can help to ease any associated muscle spasm, which can make sciatic pain worse. But better still is to tackle ...

The piriformis is a pyramidal shaped muscle in the buttock which can go into spasm resulting in subsequent pain, pressure on the sciatic nerve, and resultant numbness, tingling and pain down the leg.

The piriformis syndrome is a type of sciatica which occurs when the piriformis muscle in the buttock goes into spasm or is adaptively shortened and presses up against the sciatic nerve in the ...