A member asked:

What does it mean if there is a big sac of fluiid behind the neck?

A doctor has provided 1 answer
Dr. Stephen Pappachen answered

Specializes in Obstetrics and Gynecology

Cystic hygroma: This is the first thing that comes to mind. I'm assuming this was seen on a fetal anatomy survey. If so, this can be associated with chromosomal issues, developmental concerns for the baby, etc... Get in touch with your ob/gyn asap.

Answered 1/29/2014

5.8k views

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