In the centre of a pumice-covered plateau from loon to 2000 ft. In 1886 there was a serious volcanic eruption in the outlying island of Nivafoou, and at the same time Falcon Reef, normally awash at high water, discharged sufficient scoriae and pumice to form a new island 50 ft.
The superior facet, also called the superior articular process, is a pair of facet joints between pairs of vertebrae. A facet joint is what holds two vertebrae together and each vertebra contains two pairs, an upper-facing superior facet pair and a lower-facing inferior facet pair.
The pars interarticularis is the segment of vertebral bone that joins the superior and inferior articular facets. Because of this location, a pars defect injection technique is similar to a facet joint injection.Many providers report the procedure as a facet joint injection, with 64493.Diagnosis choices: A pars defect may be congenital (756.11, Congenital spondylolysis, lumbosacral region) or due to trauma, stress, or sports injuries (738.4, Acquired spondylolisthesis).any providers report the procedure as a facet joint injection, with 64493. Diagnosis choices: A pars defect may be congenital (756.11, Congenital spondylolysis, lumbosacral region) or due to trauma, stress, or sports injuries (738.4, Acquired spondylolisthesis).