In a message dated 2/12/99 5:20:56 PM EST, A.Ryder(AT)ix.netcom.com writes:
> JHarper33(AT)aol.com wrote:
> > the myelogram is used mainly to see if there
> > are any bones structures that are interfering
>
> Not just bone. Anything that alters the space
> normally occupied by the fluid will affect the
> shadow of the opaque dye. So it will show a
> herniated disc, some cancers, some aneurisms,
> any partitioning of upper and lower canal spaces,
> and [I'm unsure.] a "cavitation" of the cord.
>
> The most common of these is probably the disc.
>
> Alton, who has had a few
>