lumbar

lumbar /lum·bar/ (lum´bar) pertaining to the loins.

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lum·bar (lmbr, -bär)

adj.

Of, near, or situated in the part of the back and sides between the lowest ribs and the pelvis.

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lumbar

[lum′bər, lum′bär]

Etymology: L, lumbus, loin

pertaining to the part of the body between the thorax and the pelvis.

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lumbar (lumˑ·bär),

adj pertaining to the lower back area between T12 vertebra and the sacrum.

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lumbar

pertaining to the loins.

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lumbar epidural analgesia

see epidural anesthesia.

lumbar paralysis

paraplegia generally and specifically that due to cerebrospinal nematodiasis.

lumbar plexus

one formed by the ventral branches of the last four or five lumbar nerves in the psoas major muscle.

lumbar puncture

insertion of a needle and stylet into the subarachnoid space between the seventh lumbar vertebra and sacrum in most species except the dog, where the space between the sixth and seventh lumbar vertebrae is usually used; called also spinal puncture. A lumbar puncture may be done to measure the pressure of cerebrospinal fluid and obtain a specimen for examination, and to inject a contrast medium for special radiographic examinations such as myelography. As a therapeutic measure it is sometimes done to relieve intracranial pressure or to remove blood or pus from the subarachnoid space. A lumbar puncture also is necessary for injection of a spinal anesthetic.

lumbar spinal stenosis

see lumbosacral stenosis.

lumbar tap

see lumbar puncture (above).

lumbar vertebrae

the vertebrae between the thoracic vertebrae and the sacrum, numbering seven in dogs and cats, six in horses and cattle, and six or seven in sheep and pigs.

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Patient discussion about lumbar.

Q. Lumbar stenosis - Has anyone ever had the surgical fix for this condition? This is not a simple surgery. I am worried about the final outcome and would like to find out if anyone has ever had the surgery and how they did afterwards.

A. My doctor did suggest that my pain might even increase after the surgery. I'm not sure why.