Intrinsic Factor Antibody (IgG) is a blood test used to detect antibodies against intrinsic factor, a protein essential for vitamin B12 absorption in the intestine. This test is primarily used to support the diagnosis of pernicious anemia and autoimmune causes of vitamin B12 deficiency. The presence of intrinsic factor antibodies indicates impaired B12 absorption and helps differentiate pernicious anemia from other causes of megaloblastic anemia when interpreted with clinical findings and laboratory results.
Fasting
Not Required
Reporting Time
12 Hours
Gender
Male/Female
Age Group
5-99 yrs.
✔ Home collection available ✔ No hidden charges
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