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Problem of Erythroblastosis foetalis due...

Problem of Erythroblastosis foetalis due to Rhincompatibility begins from first pregnancy/second pregnancy.

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### Step-by-Step Solution: 1. **Understanding Erythroblastosis Fetalis**: Erythroblastosis fetalis is a condition that arises due to Rh incompatibility between a mother and her fetus. It primarily occurs when an Rh-negative mother carries an Rh-positive fetus. 2. **Blood Grouping**: Blood types are categorized into two main groups: ABO and Rh. The Rh factor determines whether a person is Rh-positive (presence of Rh antigen) or Rh-negative (absence of Rh antigen). 3. **First Pregnancy Scenario**: In the first pregnancy, if the mother is Rh-negative and the fetus is Rh-positive, there is typically no immediate problem. However, during delivery, a small amount of the fetus's Rh-positive blood may enter the mother's circulation, leading to the mother's immune system recognizing the Rh antigen as foreign. ...
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