modified by modifies obtained via diagnostic tool has possible finding High-Performance Liquid Chromatography Increased Hemoglobin F BCL11A Beta-Globin Haplotype Capillary Electrophoresis Clinical Phenotype of Beta Thalassemia Hemoglobin Profile Hemoglobin Profile Assay Hydroxyurea Non-Globin Gene Phenotype of Sickle Cell Disease HBB, 106-KB DEL Normal Hemoglobin F Level Hemoglobin F Level SCDO (Jade Hotchkiss) Haemoglobin F Level Few but definitions not available The amount of hemoglobin F present in a specified volume of blood.