Can you tell me about any prevention to avoid a dany walker syndrome before the next pregnency?

Genetically sporadic: Unfortunately dandy walker syndrome is genetically sporadic, meaning there is no rhyme or reason for why it affects pregnancies. Fortunately, it is a disorder that can easily be diagnosed early while the fetus is in the womb such that parents know what to expect and if needed, can choose to terminate pregnancy. Sometimes associated with chromosomal abnormalities, warfarin use in the first tri.