An antiparietal cells antibodies test is a blood test that looks for antibodies against the parietal cells of the stomach. The parietal cells make and release a substance that the body needs to absorb vitamin B12.
APCA; Anti-gastric parietal cell antibodies
How the test is performed
A blood sample is needed. For information on how this is done, see:
How to prepare for the test
No special preparation is necessary.
Why the test is performed
Your health care provider may use this test to help diagnose pernicious anemia. Other tests are also used to help with the diagnosis.
A negative result is normal.
What abnormal results mean
A positive test result is abnormal. This may be due to:
Todd Eisner, MD, Private practice specializing in Gastroenterology, Boca Raton, FL. Olinical Instructor, Florida Atlantic University School of Medicine. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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