Haemoglobin F is raised in -: (A) Juvenile chronic myeloid leukemia, (B) Hereditary spherocytosis, (C) Congenital red cell aplasia, (D) Myasthenia gravis
Answer is A. <p>In juvenile CML, peripheral smear shows leukocytosis.Thrombocytosis & anemia are common.Leukocyte alkaline phosphate score is normal or low & fetal hemoglobin levels are elevated.</p><p>Reference :OP Ghai essential pediatrics 8th edition pg no608.</p>