Block Masonry Wall: Block wall systems are constructed using concrete blocks, masonry reinforcements, masonry insulation, stucco and masonry paint. The costs in this system are based on square foot of the wall. Do not subtract for window or door openings.
Piriformis Syndrome. Piriformis syndrome causes pain in the buttock which may radiate down the leg. It is due to the sciatic nerve being impinged by a tight piriformis muscle deep in the buttocks.he piriformis muscle is one of the small muscles deep in the buttocks that rotates the leg outwards. It runs from the sacrum bone at the bottom of the spine and attaches to the thigh bone or femur roughly near the outside crease of the buttocks.
Causes of Piriformis Syndrome. The exact causes of piriformis syndrome are unknown. Suspected causes include: 1  Muscle spasm in the piriformis muscle, either because of irritation in the piriformis muscle itself, or irritation of a nearby structure such as the sacroiliac joint or hip.2  Tightening of the muscle, in response to injury or spasm. 3  Swelling of the piriformis muscle, due to injury or spasm.auses of Piriformis Syndrome. The exact causes of piriformis syndrome are unknown. Suspected causes include: 1  Muscle spasm in the piriformis muscle, either because of irritation in the piriformis muscle itself, or irritation of a nearby structure such as the sacroiliac joint or hip.