Sciatica
applies to a group of symptoms that are generally caused by an ache in the
lower back called a radiculopathy which occurs when a nerve root that is
adjacent to the sciatic nerve is irritated or pressed together. A few different
low back disorders can lead to sciatica. There are six major sciatica causes
that you may come across such as lumbar herniated disc. A lumbar herniated disc
takes place when the nucleus breaks through the fibrous outer core of the
herniated disc and annoys the contiguous nerve root as it goes out of the
spine. Normally, people would think that a sudden twisting motion can lead to
disc herniation or sciatica but most discs weaken in due time because of the
repetitive stress. Herniated disc is also known as slipped disc, bulging disk,
or pinched nerve, and sciatica is the most common symptom of lumbar herniated
disc.
Most
sciatica causes are easily eradicated. One other common cause of sciatica is
lumbar spinal stenosis. Spinal stenosis is a nerve compression disorder which
habitually affects mature people over the age of 60. Pain in the leg area
similar to sciatica may happen as a result of lumbar spinal stenosis. Lumbar
spinal stenosis is associated with natural ageing in the spine which more often
than not results from a mixture of one or more of the following medical
conditions - overgrowth of soft issue, enlarged facet joints and bulging disc
which annoys the nerve roots as they flow out of the spine causing sciatic
nerve pain.
Spondylolisthesis
is one of the sciatica causes that most often happen in the lumbar spine. It is
distinguished by one vertebra slipping forward over adjoining vertebra. When
the vertebra slips and is dislocated, spinal nerve root compactness happens and
often causes the sciatic nerve leg pain. Spondylolisthesis is classified as a
case that is found at birth and develops during childhood, trauma or physical
stress.
Despite
the fact that disc degeneration is a normal procedure that happens throughout
ageing, for some people one or more degenerated discs in the lower back can
annoy a nerve root and produce sciatica. Such a disc is identified when a
weakened disc effects in excessive micro-motion at the spinal level and the
inflammation from inside the disc become bare and annoys the nerve roots.
Many
sciatica causes are through past motor vehicle accidents, rugby or any other
sports, a fall down the stairs can trigger sciatica pain as direct nerve
compression causes exterior forces to the sacral spinal nerve roots. The impact
from the accident or sports injury may injure the nerves or fragments of broken
bone may apply pressure to the nerves.
Other
sciatica causes such as piriformis syndrome can cause the sciatic nerve to be
irritated as it is situated under the piriformis muscle. If the muscle pinches
or annoys a nerve root that consists of the sciatic nerve, it can lead to a
pain akin to sciatica causes. However, this may not be a true sciatica symptom
but the pain felt in the leg is the same as caused by the nerve irritation.
Spinal
tumours may also be one of the sciatica causes which are less common. Even
though spinal tumours are rare, when the tumour develops in the lumbar region,
there is a threat of sciatica occurring as a result of nerve compression. If
you feel that you have one or two of these sciatica symptoms then it is best to
make a doctor's appointment to get the underlying problem checked.
Are you looking for resources to help stop this
agonizing pain for good? Learn more about sciatica causes and how to get quick pain relief for sufferers. Jeff Parks is a past sciatica sufferer and witness
to a colleague who underwent surgery for sciatica caused by a herniated disc,
and knows the gravity of this condition. If you want even more information
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