In which diagnostic procedure does the physician perform a lumbar puncture, remove some cerebrospinal fluid, and instill a contrast medium to evaluate spinal abnormalities?

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A lumbar puncture is performed and a contrast medium is instilled for myelography to evaluate spinal abnormalities. CT scans and MRI can also be used to evaluate spinal abnormalities, but they do not involve instilling a contrast medium. Nuclear medicine and cerebral angiography are used for different diagnostic purposes.

In Which Diagnostic Procedure Does the Physician Perform a Lumbar