"Some studies have suggested that the cysts should be at least 2.5 mm during the screening period of 13-21 weeks gestation and at least 2 mm from 22-38 weeks gestation for accurate diagnosis. This is to avoid confusing the surrounding choroid plexus heterogeneity as cysts."
Expected headings
"Associations"
"Complications"
"The cysts have no epithelial lining; as such, these are not true cysts, but rather spaces within the choroid plexus filled with clear fluid (CSF) and cellular debris. They can range in size from a few millimetres to 1-2 cm."
"There is a soft association with aneuploidy (therefore sometimes considered as a soft marker), however, the vast majority of cases have no associated abnormality. Recognised associations however include:"