Piriformis Muscle Anatomy

The piriformis from latin piriformis meaning pear shaped is a muscle in the gluteal region of the lower limb. The common symptoms are buttock and leg pain.

Piriformis Origin Insertion Action Innervation The

It is usually due to an abnormal condition of the piriformis muscle such as hypertrophy inflammation or anatomic variations caused by various conditions 3 7.

Piriformis muscle anatomy. Piriformis belongs to a group of six short external rotators of the hip ie. It was first named by adriaan van den spiegel a professor from the university of padua in the 16th century. It is one of the six muscles in the lateral rotator group.

The muscle passes through the greater sciatic foramen a space in the pelvic bones on each side of the center and to the upper part. In addition we discuss the clinical relevance of the muscle. The latin name for the piriformis muscle is musculus piriformis.

The piriformis muscle is a small but powerful soft tissue in the deep buttocks anatomy which is responsible for specific hip and leg movements. The piriformis gets its name from the latin word for pear shape although most doctors tend to describe it as triangular. In this article we will discuss the anatomy of piriformis as well as its neurovascular supply and function.

The word piriformis comes from the latin words pirum meaning pear and forma meaning form or shape. Piriformis is translated as pear shaped muscle. The anatomy of the piriformis muscle.

Piriformis syndrome is a reported cause of lower back pain and sciatica secondary to sciatic nerve entrapment in piriformis muscle at the greater sciatic notch 12. The piriformis is a flat pyramid shaped muscle that lies parallel to in line with the gluteus medius muscles back margin and underneath the gluteus maximus muscle in the hip area. As shown in the figures from the fami ipad app series.

When working with any injury it is important to note. Gemellus superior obturator internus gemellus inferior quadratus femoris obturator externus. Anatomy of an injury.

The muscle attaches onto the anterior sacrum that is on the inside of the pelvic bowl.

The Piriformis Muscle Yoganatomy