alpha-Thalassemia

**Definition:** A disorder characterized by reduced synthesis of the alpha chains of hemoglobin. The severity of this condition can vary from mild anemia to death, depending on the number of genes deleted.

**Tree numbers:** - C15.378.050.141.150.875.100 - C15.378.420.826.100 - C16.320.070.875.100 - C16.320.365.826.100

**Synonyms:** - Thalassemia-alpha - Hemoglobin H Disease - Alpha Thalassemia - A-Thalassemia