SPONDYLOLISTHESIS The term Spondylolisthesis describes the forward (anterolisthesis) or backward (posterolisthesis) slippage of one vertebrae in relation to the vertebrae below. There are many subtypes of Spondylolisthesis, however, the most common types are isthmic and degenerative.
SACROILIAC SPRAIN There are two sacroiliac (SI) joints located at the back of the pelvis. These strong, stable synovial joints are formed between the sacrum and the ilium of the pelvis. The SI joints are covered by two different kinds of cartilage: the sacral surface has thick hyaline cartilage, and the ilial surface has thinner… Read more »
PIRIFORMIS SYNDROME The piriformis muscle is located in the gluteal/buttock region at the back of the pelvis. Anatomically, this muscle originates from the front of the sacrum and inserts onto the hip. Its main actions are to rotate the hip outwards (laterally) when the hip is bent to less than ninety degrees and to rotate… Read more »
LUMBAR FACET SPRAIN The lumbar spine (low back) consists of 5 separate vertebrae which are named from the top to the bottom as L1 to C5. Two facet, or zygaopophyseal, joints are located at the back of each vertebra and are the bony links between the vertebra above and below by means of a superior… Read more »
SCIATICA / TRAPPED NERVES This is a term used to describe irritated or compressed nerves. This commonly occurs at the nerve root (the part of the nerve which comes out of the spine). The term trapped nerve suggests that the nerve is being physically restricted and possibly compressed. In the vast majority of cases, this… Read more »
HERNIATED DISC, PROLAPSED DISC, SLIPPED DISC Slipped disc, bulging disc, prolapsed disc… these are all common terms used to define types of injury to the discs which sit between the vertebrae bodies (bones) of the spine. Commonly described as the “cushions” or “shock absorbers” of the spine, these circular pads of cartilage are composed of tough, fibrous tissue… Read more »