label: HEXA (hexosaminidase A [alpha polypeptide]) (eg, Tay-Sachs disease) gene analysis, common variants (eg, 1278insTATC, 1421+1G>C, G269S)
label_lc: hexa (hexosaminidase a [alpha polypeptide]) (eg, tay-sachs disease) gene analysis, common variants (eg, 1278instatc, 1421+1g>c, g269s)