Thalassemia carrier screening and prenatal diagnosis among the British Columbia (Canada) population of Chinese descent.

Abstract

The goal of thalassemia screening is the identification, prior to the conception or birth of an affected child, of couples where both partners are thalassemia carriers. When both partners are identified as carriers for alpha- or beta-thalassemia, the risk of having a fetus who is homozygous or compound heterozygous for the abnormal gene is 25%. A study was… (More)

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