List the predominating hemoglobins in each of the following disorders:
a. Hgb H disease
b. a-thalassemia minor
c. ?-thalassemia major
d. ?-thalassemia intermedia
Answer: a. Hgb H disease: Hb H in adults; 25% Hb Bart's in neonates
b. Hb A in adults, Some Hb Bart's at birth
c. Hb F and Hb A2
d. increased Hb F and Hb A2,
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