Territories · Alpha-Fetoprotein (AFP) Tumor Marker Test
Alpha-Fetoprotein (AFP) Tumor Marker Test in Puerto Rico
Alpha-Fetoprotein (AFP) Tumor Marker Test is a laboratory test you can request directly. This blood test measures the level of Alpha-Fetoprotein (AFP) in your body. AFP is a protein normally made by the liver and yolk sac during fetal development.
What this test is
Alpha-Fetoprotein (AFP) is a substance that is normally present at high levels in a fetus but at very low levels in adults. Elevated levels in adults can sometimes indicate certain health conditions.
What it measures
- Alpha-Fetoprotein (AFP) — a protein produced by the liver and yolk sac
What the test involves
This test requires a standard blood draw. A healthcare professional will collect a small sample of blood from a vein in your arm.
Why it is often ordered
Clinicians may order this test to help monitor certain types of cancer, particularly liver cancer and germ cell tumors. It can also be used in prenatal screening to assess fetal development.
Preparation
Follow any specific instructions provided by the laboratory where you will have your blood drawn. Some tests may require fasting, while others do not.
How results are reported
Your test results will indicate the amount of Alpha-Fetoprotein detected in your blood. Reference ranges, which define what is considered normal, vary between laboratories.
Before you go
- Fasting requirements
- When to expect results
- Specific preparation instructions
Cities
Alpha-Fetoprotein (AFP) Tumor Marker Test in Puerto Rico communities
Choose your city for local context and to request this test.