Hemoglobin Beta Heterozygous Insufficiency Genotype

**Semantic type:** Laboratory or Test Result

**Definition:** A genetic finding indicating that one copy of chromosome 16 has a functional copy (B) of the hemoglobin beta gene (HBB) and the other copy has HBB mutations that lead to hemoglobin subunit beta insufficiency (B+). This genotype is associated with beta thalassemia minor.

**Synonyms:** - (B+/B) - (B/B+) - B+/B - B/B+ - HBB Heterozygous Insufficiency Genotype - beta-globin genotype (B/B+)