Symptoms of Hereditary Persistence of Fetal Hemoglobin (HPFH) Test Hereditary Persistence of Fetal Hemoglobin (HPFH) is a rare genetic condition that affects the production of hemoglobin, the protein in red blood cells responsible for carrying oxygen throughout the body. In individuals with HPFH, the fetal form of hemoglobin (HbF) continues to be produced into adulthood, […]
