ALDH2*1/*2 Genotype Positive

**Semantic type:** Laboratory or Test Result

**Definition:** An indication that simultaneous expression of the wild-type (ALDH2*1) and loss of function (ALDH2*2) alleles of the ADLH2 gene have been detected in a sample.

**Synonyms:** - ALDH2*1/*2 - ALDH2*1/*2 Genotype - ALDH2*1/2 Heterozygote - Aldehyde Dehydrogenase 2 Family Member*1/*2 Genotype Positive - Heterozygous ALDH2*1/*2