Hematology Test

Fetal Hemoglobin/ HbF.

Dr. Simi Paknikar
Medically Reviewed by Dr. Simi Paknikar, MD
Email Print This Page Comment bookmark
Font : A-A+

Test : Fetal Hemoglobin/ HbF.

Indications : The test is used to evaluate hemaglobinopathies, hemolytic anemia, hereditary persistence of fetal hemoglobin, Thalassemia.

Physiology : Fetal hemoglobin is formed of two α-chains and two γ-chains. It is the major hemoglobin during fetal life. HbF levels decrease after birth by 3% to 4% each week. In 2-3 weeks fetal hemoglobin is about 65%. By 6 months of age fetal hemoglobin is < 2% of the total hemoglobin.

Normal Range : 0 6 months : Upto 75% of HbF, 6 months - Adult: Up to 2% HbF

Interpretation : Click Here To View Conditions Associated with Increase in Fetal Hemoglobin

Related Tests : Hemolytic disease of newborn, Kleinauer-betke, Sickle Cell test

Revise This Test    Add New Test

Post a Comment

Comments should be on the topic and should not be abusive. The editorial team reserves the right to review and moderate the comments posted on the site.
Notify me when reply is posted
I agree to the terms and conditions
FINCY, Bahrain

I am in my 3 months pregnancy and while blood test HB f shows 23, which indicates High. What are the adverse effects because of this? Will it affect my baby?

Lab Test A - Z

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Lab Test Search

Premium Membership Benefits

Medindia Newsletters

Subscribe to our Free Newsletters!

Terms & Conditions and Privacy Policy.

Stay Connected

  • Available on the Android Market
  • Available on the App Store