Hemoglobin H disease
ORPHA:93616· ICD-10 D56.0
Definition
An intermediate form of alpha-thalassemia characterized by increased hemolysis and mild to severe anemia with marked microcytosis and hypochromia. Hemoglobin H disease (HbH) disease belongs to the group of nontransfusion-dependent thalassemia.
- Prevalence
- 1-9 / 1 000 000
- Inheritance
- Autosomal recessive
- Age of onset
- All ages