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Questions and Answers
Which type of thalassemia is characterized by impaired production of the β-chain due to mutation of one gene?
Which type of thalassemia is characterized by impaired production of the β-chain due to mutation of one gene?
- Beta thalassemia major
- Beta thalassemia trait (correct)
- Alpha thalassemia
- Beta thalassemia intermediate
At what age does the switch from γ to β chain synthesis occur in beta thalassemia?
At what age does the switch from γ to β chain synthesis occur in beta thalassemia?
- 18-24 months
- 6-12 months (correct)
- At birth
- 3-6 months
Which subtype of beta thalassemia is characterized by hgF > 75%?
Which subtype of beta thalassemia is characterized by hgF > 75%?
- -Thalassemia major (correct)
- -Thalassemia intermedia
- -Thalassemia intermediate
- -Thalassemia trait
In which type of thalassemia are the disorders due to mutations that decrease the rate of synthesis of one of the two globin chains (α or β)?
In which type of thalassemia are the disorders due to mutations that decrease the rate of synthesis of one of the two globin chains (α or β)?
What is the genetic background of β thalassemia, which may be roughly divided into subtypes according to genetic defect?
What is the genetic background of β thalassemia, which may be roughly divided into subtypes according to genetic defect?
What is the genetic background of beta thalassemia, which may be roughly divided into subtypes according to genetic defect?
What is the genetic background of beta thalassemia, which may be roughly divided into subtypes according to genetic defect?
Which type of thalassemia is characterized by impaired production of the beta-chain due to mutation of one gene?
Which type of thalassemia is characterized by impaired production of the beta-chain due to mutation of one gene?
At what age does the switch from gamma to beta chain synthesis occur in beta thalassemia?
At what age does the switch from gamma to beta chain synthesis occur in beta thalassemia?
In which type of thalassemia are the disorders due to mutations that decrease the rate of synthesis of one of the two globin chains (alpha or beta)?
In which type of thalassemia are the disorders due to mutations that decrease the rate of synthesis of one of the two globin chains (alpha or beta)?
Which subtype of beta thalassemia is characterized by hgF $>$ 75%?
Which subtype of beta thalassemia is characterized by hgF $>$ 75%?
