Early Treatment Recommendations and Symptomatic Treatment Methods for Down Syndrome

Down syndrome screening involves testing specific proteins and hormone levels in pregnant women’s serum to assess the risk of their fetus having Down syndrome. If the screening result shows a higher risk, further diagnostic tests, such as amniocentesis or non-invasive prenatal genetic testing, may be required.

What is the normal range for fetal hydrocephalus? What are the effects of exceeding the normal range?