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Cyst In Baby's Brain At 20 Wks?

36 posts on this thread and the last post was on July 6th, 2009 2:13 PM
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leah86 - July 2nd, 2009 6:49 PM

i can see choroid plexus cyst.in mt noyes it says posterior fossa cyst.is this the same?


wunder75 - July 2nd, 2009 11:11 PM

Hey Cher. Do try not to worry. I know it's hard, but we had the same thing at our 19w u/s. Two cysts, pretty large, and the doctor did mention trisomy 18, but also that they're very common outside of that, and more often than not, they clear themselves up.
He said none of the other markers appeared, though, and to come back in four weeks to look again. I gave myself ONE day to scour the internet for info on Trisomy 18, and then not think about it again.
At 23 weeks, they were even smaller. He then said, "come back in three weeks, so you can see they're gone." We went back just this week, the cysts are gone, and our boy is growing on pace.

They cysts are very common, apparently, because while the brain is developing, the pathways for fluid just get clogged up.

I do wish you had a better doc. Ours was awesome in his ability to reassure us about this whole thing over the last 11 weeks.


wunder75 - July 2nd, 2009 11:12 PM

ugh, just noticed the age of the original post.

Leah86, I don't think that posterior fossa cysts and choroid plexus are the same. But I could be wrong.



leah86 - July 3rd, 2009 11:11 AM

i am searching my hardest to find out if fossa cyst is the same as choroid plexus.can any 1 help.


wunder75 - July 5th, 2009 8:53 PM

no, they do not seem to be the same thing. they are often mentioned in conjunction with each other, but as separate entries. The differentiators seem to be location of the cyst(s), and potential chromosomal abnormalities that they may indicate.


leah86 - July 6th, 2009 2:13 PM

we found out our baby had a cyst last tuesday it was about 13mm.today we found out it has grown a lot and the chances of it being handicap is v high so we have opted for a termination heart breaking as it is a child with special needs is not for us.good luck to u all an i pray for all your babys to be healthy an well.leah 19+5