Source:http://linkedlifedata.com/resource/umls/id/C0014927
MSH: A hydroxylated metabolite of ESTRADIOL or ESTRONE that has a hydroxyl group at C3-beta, 16-alpha, and 17-beta position. Estriol is a major urinary estrogen. During PREGNANCY, large amount of estriol is produced by the PLACENTA. Isomers with inversion of the hydroxyl group or groups are called epiestriol.,CSP: oxidation product of estradiol and estrone, having relatively weak estrogenic activity, detectable in high concentration in urine, especially human pregnancy urine.