HBA2 gene deletion; hemoglobin alpha-2 gene deletion

Clinical significance

• defects in HBA1/HBA2 may be a cause of
  • Heinz body anemia
  • alpha-thalassemia

More general terms

• alpha thalassemia genotyping
• gene/chromosomal deletion testing

Additional terms

• hemoglobin alpha chain (alpha globin, HBA1, HBA2)

Component of

• HBA1/HBA2 genotyping