Haemoglobin F is raised in -
<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>
Juvenile chronic myeloid leukemia
Hereditary spherocytosis
Congenital red cell aplasia
Myasthenia gravis
Haematology