Klinisk Biokemisk Afdeling, Arhus Universitetshospital, Skejby, DK-8200 Arhus. else.marie.vestergaard@dadlnet.dk
The molecular genetics of adult-type hypolactasia is reviewed. Genotyping for the LCT-13910C>T polymorphism as a standard first-stage diagnostic approach for the diagnosis of adult-type hypolactasia and a replacement of the lactose tolerance test is suggested.