A novel α-thalassemia-2 (−2.7-kb) observed in a chinese patient with Hb H disease

Abstract We describe a newly detected α‐thalassemia‐2 (α‐thal‐2) deletion characterized by a small −2.7‐kb deletion involving the α1 globin gene. This deletion has thus far been observed in only one Chinese subject with Hb H disease.