Increased fetal hemoglobin is seen in:: (A) Juvenile CML, (B) Congenital red cell aplasia, (C) Hereditary spherocytosis, (D) AML
Answer is A. a. Juvenile CML(Ref: Nelson's 20/e p 2442-2443, Ghai 8/e p 605-607)Increased hemoglobin F for age is a feature of JMML or Juvenile CML.