disease has feature alpha thalassemia hemoglobin H disease Alpha-thalassemia intermedia Alpha-thalassemia, Hemoglobin H type DOID:0110031 HEMOGLOBIN H disease HbH HbH disease Hemoglobin H (HbH) disease is a moderate to severe form of alpha-thalassemia characterized by pronounced microcytic hypochromic hemolytic anemia. Hemoglobin H disease, Deletional Hemoglobin H disease, Nondeletional ICD10:D56.0 ICD9:282.49 MONDO:0013512 MedDRA:10063435 NCIT:C95504 OMIM:613978 Orphanet:93616 SCTID:48553001 UMLS:C3161174 alpha thalassemia, hemoglobin H type alpha-thalassemia intermedia hemoglobin H disease hemoglobin H disease, deletional pituitary hormone deficiency secondary to storage disease