fetal echogenic bowel
From: Marveen Craig (Cramar25@earthlink.net)
Wed Aug 4 20:29:06 2004
I've always used variable gain studies to distinguish soft tissue from
bone or similar densities.
However, the last line of your statement (if I'm interpreting it
correctly) implies that fetal bowel
is as echogenic (dense and reflective) as bone. Was that your intent?
--
Marveen Craig
Tucson, Arizona, USA
====================================
Dave Berck wrote:
>I agree.
>I also think that echogenic bowel is often diagnosed
>when it is really not there. I have found the best way
>is to use a 5MHz transducer and turn down the gain. If
>the bowel disappears before the bone does, it's not
>echogenic bowel.
>
>--- Allen Worrall <jworrall@alaska.net> wrote:
>
>>Was the echogenic bowel found on a transvaginal scan
>>using a high frequency
>>transducer? High frequency transducers will make
>>bowel look echogenic.
>>
>>If the fetus swallowed blood, I think that can cause
>>echogenic bowel.
>>
>>The SCREENING tests for Down have indicated low
>>RISK. No DIAGNOSTIC tests
>>have been done, so you do not know for certain that
>>the fetus does not have
>>Down.
>>
>>I think many of the experts (some I hope will
>>respond your message) would
>>agree with the patient's decision not to have an
>>invasive test: I think many
>>would feel that isolated echogenic bowel is not an
>>indication for
>>amniocentesis.
>>
>>Allen
>>
>>Joseph A Worrall MD RDMS
>>OB/GYN Ultrasound at the Fairbanks Clinic
>>Fairbanks, AK 99701
>>http://www.obgynsono.com
>>>----- Original Message -----
>>From: "Yiannis Nickolidakis"
>><nickolidakis@geneticsunit.gr>
>>To: "Multiple recipients of list ULTRASOUND"
>><ultrasound@dns.obgyn.net>
>>Sent: Wednesday, August 04, 2004 6:33 AM
>>Subject: fetal echogenic bowel
>>
>>>An ultrasound scan during 18th week of a 29 years
>>>
>>old healthy
>>
>>>primigravida revealed certain fetal echogenic
>>>
>>bowel.
>>
>>>No other abnormalities were seen.
>>>She had no vaginal bleeding since now.
>>>Nuchal translucency on 12th week was <2mm.
>>>Triplo test shows 1:10.000 risk for Down syndrome.
>>>Serologic tests for congenital infections are
>>>
>>negative.
>>
>>>The pregnant is not carrier of a known mutation of
>>>
>>cystic fibrosis gene.
>>
>>>She is not positive to do an amniocentesis for
>>>
>>fetal karyotyping.
>>
>>>If this embryo has no Down syndrome, not cystic
>>>
>>fibrosis, not congenital
>>
>>>infection, what else could it has?
>>> Dr.
>>>
>>Yiannis Nickolidakis
>>
>>>
>> Greece
>>
>>>http://www.medpages.obgyn.net/geneticsunit.gr
>>>
>>
>
>=====
>David J. Berck, MD, MPH
>
