Change in Rh type.
My blood grp was A1+ bfr marriage. I ve chckd it 3 times in schol & clg days in diff places. All the results r same A1+. Also my parents blood grp is O+ and A1+. Now I'm 14 weeks pregnant. While testing my Rh now it's A1-. Did d test in two different labs. How is it possible? I ve totally confused. Pls help me in dis.
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