OHMAGOD!!  <giggling> I've created a MONSTER!!! <cracking up>  I'll get you
for this, Mr. Bonander!

Barb Mallut,
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----------
From:   Parkinson's Disease - Information Exchange Network on behalf of Denham
Miriam
Sent:   Monday, April 29, 1996 5:20 AM
To:     Multiple recipients of list PARKINSN
Subject:        Re: Monolateral?

Don't forget that these combining forms should agree with the words they
are combined with:  Greek to Greek, Latin to Latin.

Miriam L. Denham
[log in to unmask]

On Sun, 28 Apr 1996 [log in to unmask] wrote:

> Barbara wished Dr Iacono had fixed her "speller" at the same time of a great
> pallidotomy.  I just want to assure you that Dr Iacono did not switch
> prefixes on the word "lateral" preceding the word pallidotomy in Barbara's
> head.
>
> Barbara said she had a monolatrial palllidotomy
>
> mono - a combining form meaning (a) one, single, alone (b) in chemistry, the
> presence of one atom or group of that to the name of which it is attached.
>
> uni - a combining form meaning one
>
> bi - A prefix meaning (a) two, twice, double (b) in anatomy, connection with
> or relation to each of two symmetrically paired parts (c) in chemistry,
> presence of two atoms or equivalents (of a component) or presence (of this
> component) in double the usual proportion or in double the proportion of the
> other component.
>
> tri - a combining form meaning three
>
> There seems to be an inconsistency in applying the prefix.  Mono and bi seem
> to go together and uni and tri go together.  Since this is not the way they
> are used, our memory will be called upon one more time.
>
> The actual medical terms for the pallidotomy are:
>
> unilateral pallidotomy:
>
> Means to apply the procedure called pallidotomy to only one side of the
> brain.  Sometimes the word unilateral is omitted and the actual side of the
> brain is given such as left or right  pallidotomy.  In the left pallidotomy,
> the lesion is placed in the left side of the brain and effects the muscle
> movement on the opposite side (right side) of the body. A right pallidotomy
> thus effects the left side of the body with a lesion on the right side of
the
> brain.
>
> bilateral pallidotomy:
>
> Means to apply the procedure to both sides of the brain.  This term is used
> when both the left and right pallidotomy is performed during the same
> surgical operation.  To my knowledge there is not a word that means two
> pallidotomies performed, one left and one right, but at two separate times.
>
> ipsilateral:
>
> Situated on the same side, as for example paralytic (or similar) symptoms
> which occur on the same side as the lesion causing them.
>
> The word ipsilateral is used to reference symptoms that appear on the same
> side as the pallidotomy.  Since a left pallidotomy effects the right side of
> the body, the ipsilateral symptoms are those symptoms appearing the left
side
> of the body.  Thus in a technical paper one might read:   A unilateral
> pallidotomy was performed reducing symptoms by as much as 95% without
> changing ipsilateral symptoms.  This just means the pallidotomy worked well
> on the target side and had no crossover, good or bad, to the other side.
>
> The following three words should now be well etched in your brain:
>    Unilateral Pallidotomy - one sided pallidotomy
>    Bilateral Pallidotomy - two sided pallidotomy
>    Ipsilateral symptoms - symptoms appearing on same side as site of lesion
>
> (Monolateral I am sure, was understood by all.  Now you know what happens
> when one cannot sleep.)
>
> Regards,
> Alan Bonander
>