beta-human chorionic gonadotropin

(redirected from b-human chorionic gonadotropin)

β-human chorionic gonadotropin

a 145-amino acid subunit unique to HCG, which has the same α-chain as FSH, LH, and TSH. Pregnancy tests specific for β-HCG are more sensitive because there is no confusion with other gonadotropins secreted by the pituitary.

Beta-HCG (Beta-human chorionic gonadotropin)

A tumor marker associated with testicular cancer and tumors, such as choriocarcinoma and molar pregnancies, that begin in placental cells called trophoblasts.
Mentioned in: Tumor Markers
References in periodicals archive ?
Demographic and clinical characteristics, ultrasonografic findings, pretreatment serum b-human chorionic gonadotropin (b-hCG) and progesterone levels of 58 patients with EP were retrieved from hospital records retrospectively.
KEY WORDS: Ectopic pregnancy, b-human chorionic gonadotropin, Methotrexate, Single injection.
5-8 Preliminary reports have cited several factors potentially associated with MTX treatment failure, notably pretreatment b-human chorionic gonadotropin (b-hCG) level and the presence of fetal cardiac activity.