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We were given this case for our PBL (Problem Based Learning), and I would like to start a discussion here to know what you guys think.
Julia, a 29-year old healthy woman, presented to her obstetrician at 12-week gestation for her first prenatal visit. This is her first pregnancy and she is concerned about her baby and the risk of inheriting a 'blood disorder' like few others in her family. Julia reported a personal history of mild anemia but nothing as severe as her brother who required frequent transfusions and died at the age of 11.
Results of her complete blood test revealed small sized red cell anemia with hemoglobin level of 9g/dL (ref:12.0 - 16.0 g'dL) Hemoglobin electrophoresis demonstrated a pattern consistent with β-thalassemia. Further molecular analysis detected a nonsense mutation of one β-globin polypeptide allele and no α-globin deletions.
Julia is married to her first cousin and upon testing, her husband also revealed a nonsense mutation of one β-globin allele and no α-globin deletions. Julia and her husband were referred to the genetic clinics for further investigations.
Julia, a 29-year old healthy woman, presented to her obstetrician at 12-week gestation for her first prenatal visit. This is her first pregnancy and she is concerned about her baby and the risk of inheriting a 'blood disorder' like few others in her family. Julia reported a personal history of mild anemia but nothing as severe as her brother who required frequent transfusions and died at the age of 11.
Results of her complete blood test revealed small sized red cell anemia with hemoglobin level of 9g/dL (ref:12.0 - 16.0 g'dL) Hemoglobin electrophoresis demonstrated a pattern consistent with β-thalassemia. Further molecular analysis detected a nonsense mutation of one β-globin polypeptide allele and no α-globin deletions.
Julia is married to her first cousin and upon testing, her husband also revealed a nonsense mutation of one β-globin allele and no α-globin deletions. Julia and her husband were referred to the genetic clinics for further investigations.