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Myelography is becoming less common with the introduction of high quality magnetic resonance imaging (MRI). However, two indications remain for a myelogram
When myelography is used to introduce contrast media to identify the site of a CSF leak, CT scanning is most often carried out both before and after the myelogram to pinpoint the site of leakage.
An MRI scan and good quality CT scans have vastly reduced the need for myelograms. However, diagnosis of CSF leakage before surgery will often involve injection of iodinated contrast into the thecal sac for the purpose of determining the intracranial or spinal site of leakage using post-myelogram CT.
Page last modified on 21/7/2017.
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