PAPP-A (PREGNANCY ASSOCIATED PLASMA PROTEIN-A)

What this test checks

Measures PAPP-A — part of first-trimester screening for Down syndrome and related conditions.

Why do people get this test?

Part of combined first-trimester pregnancy screening.

When you should consider this test

• Pregnancy at 11-13 weeks
• First-trimester combined screening
• Doctor requested

How to prepare

No fasting needed.