Amnio May 2026

Amniotic fluid—the "content" of an amnio—is primarily composed of (roughly 98%) during early pregnancy, but it also contains critical biological markers like fetal cells, proteins, and hormones that provide a window into the baby's health. Composition of Amniotic Fluid

Measuring alpha-fetoprotein levels to detect conditions like spina bifida.

Mostly water and electrolytes derived from maternal plasma.

Medical providers analyze this fluid during an procedure (typically between weeks 15 and 20) to check for: