obsolete Compound Heterozygous Hemoglobinopathy deprecated Hemoglobin D-Beta Thalassemia true http://www.doh.wa.gov/Portals/1/Documents/5220/HbDFactSheet.pdf 'Hemoglobin D/xcexb2xc2xb0 thalassemia is a form of beta-thalassemia which results in a mild to moderate clinical picture. The severity of the condition depends on the degree of thalassemia and how it affects production of Hemoglobin A, however this condition is often considered fairly benign.' HbD - BT Hemoglobin D Beta-Thalassemia