Re: Uterine arteries vs ovarian
From: art fougner, md (evsono@pipeline.com)
Fri Jun 10 07:14:33 2005
It would seem that the enlarged pregnant uterus affects anatomical
relationships - it's the uterine artery.
art
At Thu, 9 Jun 2005, Allen Worrall wrote:
>
>Many more knowledgeable than I will answer, I hope, but I think the textbook is talking about the abdominal approach to the uterine artery, and on the abdominal approach is does appear that the uterine artery crosses the external iliac. However, the uterine artery is deep in the pelvis - I do not know why it does not appear deeper in the pelvis, perhaps something to do with the angle of insonation.
>
>Allen
>
>>> ----- Original Message -----
> From: DuBose, Terry
> To: Multiple recipients of list ULTRASOUND
> Sent: Thursday, June 09, 2005 10:13 AM
> Subject: Uterine arteries vs ovarian
>
> I have an anatomical question. We have a new course and textbook: Hofer, Mattthias; Teaching Manual of Color Duplex Sonography, Thieme 2001.
>
> On page 58 the text states that "The uterine artery is imaged lateral to the uterus at the site where it crosses over the external iliac artery and the external iliac vein."
>
> However, because the uterine artery originates from the internal iliac artery, it can not cross over the external iliac artery. I suspect that they are actually measuring the flow in the gonadal or ovarian artery, which originates higher in the abdomen from the aorta, where it crosses the iliac arteries.
>
> See DuBose, p. 347, Figure 16-1; or
>
> Curry & Tempkin, p. 264, Figure 16-20A.
>
> I remember Kevin Harrington, who worked with Stewart Campbell, also said measure the uterine artery. See:
>
> http://www.obgyn.net/displaytranscript.asp?page=/avtranscripts/ISUOG98 harrington
>
> My question is, are they really looking for the physiologic notch in early diastole in the uterine artery or is it the gonadal (ovarian)? Do we see the same notch in both the uterine and ovarian? Where exactly are they doing the Doppler?
>
> Any help appreciated. Thanks, Terry
>
> Terry J. DuBose, M.S., RDMS, FSDMS, FAIUM
>
> Associate Professor & Director
> Diagnostic Medical Sonography Program
> University of Arkansas for Medical Sciences, CHRP
> 4301 West Markham St. Mail Slot #563
> Little Rock, Arkansas, 72205 USA
> 501-686-6510
> DuBoseTerryJ@UAMS.edu
> http://www.io.com/~dubose/
> http://www.uams.edu/chrp/dms/default.asp
> http://www.obgyn.net/us/panel/panel.htm
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> =20
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--
art fougner, md
"If you don't know where you are going, you will wind up somewhere else."
Lawrence Peter Berra
