cauda equina

cauda /cau·da/ (kaw´dah) pl. cau´dae   [L.] a tail or taillike appendage.

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cauda equi´na  the collection of spinal roots descending from the lower spinal cord and occupying the vertebral canal below the cord.

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cauda e·qui·na (-kwn)

n.

The bundle of spinal nerve roots running through the lower part of the subarachnoid space within the vertebral canal below the first lumbar vertebra.

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Cauda equina

The roots of the spinal nerves controlling movement and sensation in the legs. These nerve roots are located in the lower spine and resemble a horse's tail (cauda equina in Latin).

Mentioned in: Low Back Pain

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cauda equina

Etymology: L, cauda + equus, horse

the lower end of the spinal cord at the first lumbar vertebra and the bundle of lumbar, sacral, and coccygeal nerve roots that emerge from the spinal cord at the first lumbar vertebra and descend through the spinal canal of the sacrum and coccyx before reaching the intervertebral foramina of their particular vertebrae. The cauda equina resembles a horse's tail.

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cauda

pl. caudae [L.] a tail or tail-like appendage.

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cauda equina

the collection of spinal roots that stream caudally from the end of the spinal cord and occupy the vertebral canal.

cauda equina compression

see lumbosacral stenosis.

cauda equina syndrome

see cauda equina neuritis.

cauda helicis

caudal process of the helix of the ear of the dog.