lumbar puncture

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lumbar puncture:

see spinal puncturespinal puncture,
surgical penetration of the spinal canal by a hollow needle introduced between two of the lumbar vertebrae. The arrangement permits injection of antibiotics or anesthetics (see anesthesia) as well as dyes to facilitate X-ray studies.
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lumbar puncture

Med insertion of a hollow needle into the lower region of the spinal cord to withdraw cerebrospinal fluid, introduce drugs, etc.
References in periodicals archive ?
We believe that the best method for promotion of face mask use is making face masks available in preparatory areas and procedure rooms and requiring that all lumbar punctures are performed with the use of a face mask.
The developmental form often develops associated with the movement of skin tissue during a lumbar puncture (1).
This anatomical imaging study has allowed us to estimate the location and size of structures that might be exposed to needle trauma at the intervertebral levels where lumbar puncture or spinal anaesthesia is performed.
There are physicians who feel that all HIV-infected patients should undergo lumbar puncture.
Almost one-third of lumbar punctures performed were abnormal according to the criteria in Table I.
6) False-positive results, however, are sometimes seen in cases with DIC, fibrinolysis, and trauma from repeated lumbar punctures.
Terri said: "I was sent to Ninewells in Dundee and over three days had three lumbar punctures to get rid of the build-up.
For Aimee, the diagnosis meant a two-year programme of chemotherapy, steroids and lumbar punctures.
But things were very different when Vicky and her husband Dave had to endure every parent's nightmare when Dale began intensive chemotherapy at Llandough Hospital's children's cancer unit, including 46 anaesthetics and lumbar punctures, after being diagnosed with acute lymphoblastic leukaemia.
And she added it could even be used to cut down the discomfort and pain of procedures such as lumbar punctures, in which long needles are inserted into the spine.
Conclusions: The low complication and failure rates make these two types of smaller size spinal needle design good candidates for dural puncture procedures, such as spinal anesthesia, diagnostic lumbar punctures, and myelograms.
For the next nine months she had chemotherapy, lumbar punctures and bone marrow biopsies while she waited for a bone marrow transplant.