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A Coombs test is a type of antibody test. It checks your child's blood for certain antibodies that attack red blood cells. Antibodies are proteins. They're made by the immune system. Normally, antibodies destroy foreign substances, such as bacteria and viruses.
This test is used to check for antibodies:
In general, you don't need to prepare before your child has this test. The doctor may give you some specific instructions.
The test will take a few minutes.
Follow-up care is a key part of your child's treatment and safety. Be sure to make and go to all appointments, and call your doctor or nurse advice line (811 in most provinces and territories) if your child is having problems. Ask your doctor when you can expect to have your child's test results.
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Current as of: June 17, 2021
Author: Healthwise Staff
Medical Review:Heather Quinn MD - Family Medicine
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