Hereditary Persistence of Fetal Hemoglobin (HPFH) is a benign genetic condition that can lead to the continued production of fetal hemoglobin (HbF) into adulthood. Normally, the production of HbF, which is the primary oxygen transport protein in the fetus, decreases significantly after birth and is replaced by adult hemoglobin (HbA). However, individuals with HPFH maintain […]











