HBA1; HBA2-related digenic alpha thalassemia spectrum
MONDO:0100564Mondo
Findings
No curated finding names HBA1; HBA2-related digenic alpha thalassemia spectrum yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Mild microcytic anemia caused by variation in two of the four copies of the alpha hemoglobin genes, which can be in cis (e.g., large deletion of HBA1 and HBA2 genes) or in trans (e.g., HBA1 variant on one chromosome and HBA2 variant on the other chromosome).
Definition from the Mondo Disease Ontology (MONDO:0100564), read 2026-09-29. CC BY 4.0.
Where it sits
- A kind of