What is the width of a human spine?

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What is the width of the spinal cord?

The cord varies in average anteroposterior and transverse diameters from 8.8 mm x 12.4 mm at C2 to 8.7 mm x 14 mm at C4 to 7.4 mm x 11.4 mm at C7. The cervical enlargement was found from C4 to C6 and was most evident by comparing the ACA values.

How wide is L5?

The average circumference of the lower endplate of the fourth lumbar vertebra was 141 mm and the average surface area was 1,492 mm2. An increasing pedicle width from a mean of 9.6 +/- 2.2 mm at L3 through to 16.2 +/- 2.8 mm at L5 was noted.

What are the 5 areas of the spine?

The spine is composed of 33 bones, called vertebrae, divided into five sections: the cervical, thoracic, and lumbar spine sections, and the sacrum and coccyx bones. The cervical section of the spine is made up of the top seven vertebrae in the spine, C1 to C7, and is connected to the base of the skull.

How wide is your spinal canal?

The AP diameter of the normal lumbar spinal canal varies widely from 15 to 27 mm. Lumbar stenosis results from an AP spinal canal diameter of less than 12 mm in some patients; a diameter of 10 mm is definitely stenotic and may be a primary source of symptoms.

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What does L5 S1 pain feel like?

Pain, generally felt as a sharp, shooting, and/or searing feeling in the buttock, thigh, leg, foot, and/or toes. Numbness in the foot and/or toes. Weakness in the leg and/or foot muscles and an inability to lift the foot off the floor (foot drop)

What are the symptoms of L5 nerve damage?

L5 NERVE ROOT DAMAGE

A pinched L5 nerve root usually results in radiating pain in the foot. This pain can come in the form of numbness, tingling, weakness and shooting and is commonly felt in the big toe, inside of the foot, top of the foot and ankle.

What happens if your spinal cord hurts?

Emergency signs and symptoms of a spinal cord injury after an accident include: Extreme back pain or pressure in your neck, head or back. Weakness, incoordination or paralysis in any part of your body. Numbness, tingling or loss of sensation in your hands, fingers, feet or toes.